229 NMS sites 167 within protection zone 168 listed buildings 7 of 9 archaeological periods

Navan Lower is a barony of County Meath, in the historical province of Leinster (Irish: An Uaimh Íochtarach), covering 102 km² of land. The barony records 229 NMS archaeological sites and 168 NIAH listed buildings, placing it at around the 63rd percentile among 280 ROI baronies for sites per km². This means it is in the upper half of all baronies for sites per km². Dated archaeological evidence runs from the Neolithic through to the Post Medieval, spanning 7 of 9 archaeological periods, placing the barony in the 28th percentile among 280 ROI baronies for chronological depth. This means it is in the bottom third of all baronies for chronological depth. The largest dated subset of recorded sites dates to the Iron Age.

Detailed boundary map of NAVAN LOWER barony, MEATH
Navan Lower boundary detail
Regional context map showing NAVAN LOWER barony within MEATH
Navan Lower in regional context

Heritage at a glance

Percentile rankings throughout this profile compare each barony only against the other 279 Republic of Ireland baronies.

229
Recorded NMS sites
63rd percentile
167
Within protection zone
72.9% of recorded sites
168
NIAH listed buildings
71st percentile
102 km²
Barony area

The recorded heritage of Navan Lower

The National Monuments Service Sites and Monuments Record (SMR) is the statutory inventory of archaeological sites for the Republic of Ireland, maintained by the Department of Tourism, Culture, Arts, Gaeltacht, Sport and Media. Sites recorded here include earthworks, ringforts, megalithic tombs, ecclesiastical remains, and post-medieval features; not every record is legally protected, but each is registered as a monument of archaeological interest.

The National Monuments Service records 229 archaeological sites in Navan Lower, putting it at the 63rd percentile among 280 ROI baronies for sites per km². This means it is in the upper half of all baronies for sites per km². Of these, 167 (73%) fall within a recorded monument protection zone. The record is dominated by defensive sites — ringforts, enclosures, hillforts, and stone forts (46 sites, 20% of the total), with ecclesiastical sites forming a substantial secondary presence (36 sites, 16%). The most diagnostically specific type is Ring-ditch (18 records, 8% of the barony's NMS total) — compared to an ROI average of 6% across all baronies where this type occurs. Ring-ditch is a circular ditch under 20m across, often the ploughed-out remains of a barrow, ring-barrow or roundhouse. The broader 'Enclosure' classification — which catches unclassified ringforts and field enclosures — accounts for a further 22 records (10%) and reflects the difficulty of sub-classifying degraded earthworks from surface evidence alone. Across the barony's 102 km², this gives a recorded density of 2.24 sites per km².

Most common monument types

Hover or tap a monument type to see its definition.

TypeCount
Enclosure a banked or ditched feature of uncertain type, used as a catch-all where the original function cannot be determined from surface evidence 22
Ring-ditch a circular ditch under 20m across, often the ploughed-out remains of a barrow, ring-barrow or roundhouse 18
Ringfort – rath an earthen ringfort enclosed by a bank and external ditch — the most common Early Medieval farmstead, broadly dated 500–1000 AD 14
Graveyard a burial area associated with a church, in use from the medieval period onwards 13
Fulacht fia a horseshoe-shaped Bronze Age burnt mound built around a sunken trough beside a water source, traditionally interpreted as a cooking site 13
Church a building used for public Christian worship, of any date from c. 500 AD onwards 12
Excavation – miscellaneous 11

Chronological distribution

The dated archaeological record for Navan Lower spans from the Neolithic through to the Post Medieval, with activity attested across 7 of 9 archaeological periods. Every period from earliest to latest is represented in the record — an unbroken sequence of dated activity across the full chronological span. Activity concentrates most heavily in the Iron Age (44 sites, 35% of dated material), with the Early Medieval forming a secondary peak (29 sites, 23%). A further 105 recorded sites (46% of the overall NMS register for the barony) carry no period attribution — appearing as 'Unknown' in the bar chart below. This typically reflects either records that pre-date the standardised period vocabulary or sites awaiting specialist dating review, rather than a genuine absence of chronological evidence.

Mesolithic
0
Neolithic
1
Early Bronze Age
3
Middle Late Bronze Age
27
Iron Age
44
Early Medieval
29
Medieval
19
Post Medieval
1
Modern
0
Unknown
105

Sample of recorded monuments

Show 25 sample monuments (of 229 total)

A representative sample of 25 recorded monuments drawn from the barony’s 229 total NMS entries. Sites within a recorded monument protection zone and rarer site types are prioritised so the list shows a meaningful cross-section rather than only the most common type. Each entry shows the official Sites and Monuments Record reference number and the description published by the National Monuments Service.

Moated site

SMR ME017-048—-MartrymedievalProtected

Situated on a slight rise on a very gentle N-facing slope. This is a raised (H at N: 2.9m), rectangular and grass-covered area (dims 65m E-W; 21m N-S) defined by a severely eroded moat (at S: Wth of top 14m; int. D…

Gatehouse

SMR ME025-010—-LiscartanProtected

Situated on a level landscape, at the crest of a slight slope down to the NW-SE River Blackwater, which is c. 100m to the N. The house (ME025-009002-) is c. 70m to the NW. This is a rectangular structure (ext. dims 6.7m…

Mound

SMR ME025-012—-LiscartanProtected

Situated on a slight rise in a gently undulating landscape, and at the crest of a gentle slope down to a N-S section of the River Blackwater which is c. 150m distant and c. 5m lower. This was once on the demesne of…

Castle – unclassified

SMR ME025-018002-DunmoemedievalProtected

Situated on a bluff (H c. 20m at S) overlooking a weir on a W-E section of the River Boyne which is c. 100m to the S and c. 20m lower. This could be an early castle but its history is obscure. It withstood a siege by…

Castle – motte and bailey

SMR ME025-023001-MoathillmedievalProtected

Situated on top of a fairly high ridge. According to the ‘Song of Dermot and the Earl’ Hugh de Lacy had granted the barony of Navan along with Ardbraccan to Jocelin de Angelo by 1175 (Orpen 1892, 229), and this motte…

Religious house – Augustinian canons

SMR ME025-024—-Abbeyland SouthProtected

The abbey of St. Mary at Navan may have been founded before the Anglo-Norman settlement of Meath, as an abbot witnesses a charter of 1174-84 and it seems to have been well established by then. It might have been founded…

Town defences

SMR ME025-044003-Townparks (Navan Lower By.)Protected

Although murage at Navan had been collected since 1470 at least (Moore 1893, 59), the walling might never have been completed. After Navan had been plundered by O’Neill and O’Donnell in 1539, the Irish Parliament…

Cross – Market cross

SMR ME025-044002-Townparks (Navan Lower By.)Protected

The triangular marketplace was where the three principal streets met, and the market is referred to in charters of 1605 and 1679. A fragment of a cross, dated to the late 16th century, originally perhaps from the Market…

Historic town

SMR ME025-044—-Abbeyland South,Blackcastle Demesne,Townparks (Navan Lower By.)Protected

Situated on a broad hill in the angle between a W-E section of the Cavan River Blackwater at N and a SE-NW course of the River Boyne at E. At the confluence the Boyne turns E and then NE. Hugh de Lacy had granted the…

Flat cemetery

SMR ME025-048—-Blackcastle DemesneProtected

Located on a gentle a SE-facing slope and just above the steep slope down (H c. 10m) to the valley of a SSW-NNE portion of the River Boyne. Its precise location is not known but ploughing in 1990 revealed the capstone…

Earthwork

SMR ME030-004—-HalltownProtected

Situated on a small hillock in a fairly level landscape. It is depicted as a small rectangular enclosure (dims c. 10m N-S; c. 10m E-W) with trees on the 1836 edition of the OS 6-inch map and as a hachured subrectangular…

Settlement deserted – medieval

SMR ME030-011001-RataineProtected

Located on a fairly level landscape. (Mason 1814, 91) noted that a considerable number of houses existed around the parish church of Rataine (ME030-011—-) which have since been destroyed leaving no visible remains.…

Stone head

SMR ME031-006—-ArdsallaghProtected

The following description is derived from the published 'Archaeological Inventory of County Meath' (Dublin: Stationery Office, 1987). In certain instances the entries have been revised and updated in the light of recent…

Cross – Churchyard cross

SMR ME025-044010-Townparks (Navan Lower By.)Protected

A fragment of a late medieval cross shaft with figure sculpture in false relief on two faces (Moore 1893, 62). is in the graveyard of St Mary's Church of Ireland church. The font (ME025-044009-) is within the church. It…

Graveslab (present location)

SMR ME025-023003-MoathillProtected

There is a record of a fragment of a 17th century limestone graveslab in three pieces (dims 0.15m x 0.12m; T 0.12m) that was kept at St Patrick's Classical School (Bradley and King 1985, 101). The fragmentary…

Burnt spread

SMR ME025-044019-Abbeyland SouthProtected

Situated on the S bank of a NW-SE section of the Blackwater River and c. 100m NW of the site of St Mary’s Augustinian abbey (ME025-024—-). Archaeological testing (98E0463) by N. Brady uncovered fragments of…

Round tower

SMR ME025-015002-Donaghmore (Navan Lower By.)early_christianProtected

Situated on a slight E-facing slope, with the SW-NE River Boyne in its steep-sided valley c. 450m to the E and S. The round tower (ext. diam. 4.98m; H 26.6m) with a round-headed doorway c. 3m above ground level facing E…

Stone sculpture

SMR ME025-024002-Abbeyland SouthProtected

From Bradley and King (1985, 142-3): The ‘Apostle Stone’. Late 14th / early 15th century. A large coffin-shaped block of sandstone is a short distance west of St. Erc’s Hermitage (ME019-026—-) in Slane. It is carved…

Cross – High cross

SMR ME025-015004-Donaghmore (Navan Lower By.)Protected

The damaged head of a sandstone high cross (H 0.63m; original Wth c. 0.45m), now in the National Museum of Ireland, is almost certainly that described by Wilde (1857, 1, 141-2) as being from Donaghmore. It has roll…

Burial Vault

SMR ME025-018005-DunmoeProtected

Situated at the edge of a S-facing slope down to a W-E section of the SW-NE River Boyne, with the stream c. 100m to the S. A round-headed doorway (Wth 0.86m) on the S wall of St. Catherine's church (ME025-018001-) leads…

Hillfort

SMR ME024-022001-Durhamstown,Faughanhilliron_ageProtected

Situated on top of a prominent hill overlooking a fairly level landscape. The hill, known in Old Irish as Ocha, is the traditional burial place of Niall of the Nine Hostages (Morris 1926; Byrne 1973, 77). Geophysical…

Architectural fragment

SMR ME025-044020-Townparks (Navan Lower By.)Protected

Some dressed stones that were kept for a period at St Patrick’s Classical School (ME025-023002-) are now in a rockery at St Mary's Roman Catholic church in Navan where they are attributed to St Mary's Abbey…

Bullaun stone

SMR ME031-002003-Ardsallaghearly_christianProtected

A small bullaun stone (dims 0.56m x 0.38m; H 0.27m) with a damaged basin (diam. 0.21m; D 0.1m) is in the nave of Cannistown church (ME031-002—-).

Compiled by: Michael Moore

Date of upload: 8 January, 2014

Cross – Wayside cross (present location)

SMR ME025-067—-DillonslandProtected

Now on display in the Meath County Library in Navan, This cross once stood beside an old SE-NW road from Navan to Rathaldron Castle (ME025-011—-) that fell out of use (Moore 1899). The highly decorated cross shaft…

Enclosure

SMR ME024-022002-FaughanhillProtected

Situated on top of a prominent hill overlooking a fairly level landscape. The hill, known in Old Irish as Ocha, is the traditional burial place of Niall of the Nine Hostages (Morris 1926; Byrne 1973, 77). Geophysical…

Listed buildings

The National Inventory of Architectural Heritage (NIAH) is a state survey appraising buildings of architectural, historical, archaeological, artistic, cultural, scientific, social, or technical interest. Each surveyed structure receives a rating from International (the highest, for buildings of European importance) through National, Regional, Local, and Record-Only.

The NIAH records 168 listed buildings in Navan Lower, the 71st percentile across ROI baronies for listed-building density. The highest-graded structures include 2 of National significance. The Republic holds 937 National-graded buildings in total, so this barony accounts for around 0% of the national total. Construction dates concentrate most heavily in the Victorian (1830-1900) period. The most-recorded building type is house (89 examples, 53% of the listed stock).

Terrain and environment

Mean elevation across the barony is 62m — the 23rd percentile among 280 ROI baronies for elevation. This means it is in the bottom third of all baronies for elevation. This is a relatively low-lying landscape by ROI standards. Elevation matters for heritage because higher-altitude baronies typically favour defensive monuments — ringforts and hilltop forts placed on prominent ground — while lowland baronies are more likely to carry the dense settlement and church networks of intensive agricultural landscapes. Mean slope is 2.4° — the 22nd percentile among 280 ROI baronies for slope. This means it is in the bottom third of all baronies for slope. This is broadly flat terrain, the kind of landscape best suited to intensive agriculture. Slope is a key control on both land use and archaeological preservation: steep ground resists ploughing and tends to preserve earthworks intact, while gentle slopes favour intensive cultivation that damages or destroys surface archaeology over time. The Topographic Wetness Index averages 11.5, the 75th percentile among 280 ROI baronies for wetness. This means it is in the top third of all baronies for wetness. Drainage matters for heritage because poorly-drained ground preserves organic archaeology (wooden trackways, leather, textiles, and on rare occasions human remains) far better than free-draining soil; well-drained ground favours arable use but destroys organic material rapidly. The land-cover mosaic combines improved grassland (68%), arable farmland (14%), and woodland (13%), giving a mixed agricultural and semi-natural landscape. In overall character, this is low-lying, gently-sloping terrain — characteristic of Ireland's central plain and coastal lowlands, with land use dominated by improved grassland.

Terrain measurements

Mean elevation61.6 m
Max elevation109.9 m
Mean slope2.4°
Wetness index (TWI)11.49 75th pct
Grassland68.5%
Woodland12.6% 32nd pct
Cropland13.7%
Urban land4.9% 90th pct

Where this barony sits in the Republic of Ireland

Drainage
75th
Woodland
32nd

Geology and preservation

Bedrock geology shapes the landscape long before any settlement begins — controlling soil drainage, agricultural potential, the survival of upstanding monuments, and the preservation of buried archaeology. The figures below come from the Geological Survey Ireland 1:100,000 bedrock map.

The bedrock underlying Navan Lower is predominantly limestone (82% of the barony by area), laid down during the Carboniferous period (87% by area, around 359 to 299 million years ago). Limestone is the most heritage-rich bedrock in Ireland. It supports fertile, well-drained soils that favoured dense Early Medieval settlement and Norman manorial agriculture, and it weathers into karst features — sinkholes, caves, swallow holes, and souterrains — that frequently carry archaeology. Where peat overlies limestone, organic preservation can be exceptional. The single largest mapped unit is the Lucan Formation (72% of the barony's bedrock).

Dominant geological periodCarboniferous (87%)
Dominant rock typeLimestone (82%)
Mapped formations17
Distinct rock types6 59th pct for diversity

Rock type composition

Limestone
82%
Tuff, Tuffaceous Siltstone, Mudstone
6%
Mudstone, Siltstone, Greywacke
3%
Limestone, Calcareous Sandstone
3%
Volcaniclastics And Lavas
3%

Largest mapped unit: Lucan Formation (72% of the barony)

Placename evidence

Logainm records 12 heritage-diagnostic placenames for Navan Lower, a modest sample drawn predominantly from the townland record. The dominant stratum is pre-christian defensive. The most frequent diagnostic roots are dún- (4) and lios- (2). With a sample of this size the count should be treated as indicative rather than definitive.

Pre-Christian / Early Medieval Defensive

RootCountMeaning
dún-4hilltop or promontory fort
lios-2ringfort or enclosure
ráth-1earthen ringfort

Early Christian Ecclesiastical

RootCountMeaning
domhnach-2pre-Patrician or earliest Patrician church
cill-1church (early)
gráinseach-1monastic farm / grange

Burial, Ritual, and Norse-Contact

RootCountMeaning
uaimh-1cave / souterrain

About this profile

Click any section below to expand.

What is a barony?

A barony is a historic administrative unit in Ireland, broadly equivalent to an English hundred. The 280 baronies used here are from the OSi 2019 National Statutory Boundaries (generalised 20m), covering the 26 counties of the Republic of Ireland. Baronies derive from the Norman period, were formalised in the 17th century, and have not been redrawn for statistical purposes. They vary enormously in area, from compact urban baronies in Dublin to vast upland baronies in Connacht, and should not be compared by raw site count without accounting for area differences.

What counts as a site?

This profile combines three distinct heritage registers, each with its own definition of what constitutes a recordable site:

  • Archaeological sites (NMS). The National Monuments Service Sites and Monuments Record (SMR) catalogues every known archaeological monument or site of archaeological interest in the Republic, from prehistoric burial mounds and ringforts to medieval churches and post-medieval defensive works. Inclusion does not require legal protection — only that the site has been identified, surveyed, and assessed as having archaeological value. A separate subset of these sites lies within a recorded protection zone, which gives them statutory protection under the National Monuments Acts.
  • Listed buildings (NIAH). The National Inventory of Architectural Heritage records buildings of architectural, historical, archaeological, artistic, cultural, scientific, social, or technical interest. Each surveyed structure is appraised on a five-tier scale: International, National, Regional, Local, and Record-Only. The NIAH appraisal is informational rather than strictly statutory, but it underpins local-authority Record of Protected Structures (RPS) listings.
  • Heritage placenames (Logainm). Logainm is the authoritative database of Irish placenames maintained by the Placenames Branch. This profile applies a heritage-diagnostic classifier to the Irish-language form of each townland name, flagging roots that signal defensive sites (ráth-, lios-, dún-, caiseal-, cathair-), ecclesiastical foundations (cill-, teampall-, domhnach-, mainistir-), prehistoric burial-ritual features (tuaim-, carn-, leaba-), or Norse-contact settlement (gall-). Townlands without one of these diagnostic roots are not flagged here — they may still carry historical significance, but that significance is not encoded in the name itself.
Editorial principles

The narrative sections of this profile follow several explicit principles:

  • Evidential. Every claim about this barony’s heritage character is anchored in the underlying register data. Where a site count, a placename count, or a percentile rank is cited, it is computed from the source datasets at export time, not estimated.
  • Comparative. Counts and metrics are reported alongside their percentile rank against the other 279 ROI baronies. A barony with 50 ringforts in absolute terms could be unusually high or unusually low depending on its size and regional context; percentile ranking removes that ambiguity.
  • Transparent on limits. Where a register has known coverage gaps, survey biases, or data-quality issues that affect this barony’s figures, the profile flags them rather than presenting the numbers as definitive.
  • No interpretation beyond what the data supports. The narrative does not speculate about historical events, social dynamics, or cultural meaning beyond what the recorded heritage and placename evidence directly attests.
Data caveats and limits
  • NMS Sites and Monuments Record is the product of survey campaigns conducted at different intensities across different counties and decades. Some baronies have been surveyed more thoroughly than others, and absolute counts should be read in that light. Sites destroyed by development before survey are typically not represented; sites in heavily forested or upland terrain are sometimes under-recorded.
  • NIAH coverage is broadly complete for the Republic of Ireland but the survey was conducted on a rolling county-by-county basis, and the most recent appraisal date varies. Buildings demolished or substantially altered after their original survey may still appear in the register; conversely, recent buildings of merit may not yet have been appraised.
  • Logainm classification applies a deliberately conservative pattern-matching approach to the Irish-language townland forms. The classifier prioritises true positives over recall: a townland may carry a heritage signal that the classifier doesn’t recognise, particularly where the diagnostic root has been heavily anglicised or where the townland name draws on a less common term. The 60,000+ townland records and ~9,800 classified placenames give a substantial signal at barony scale, but individual townland names should be checked against Logainm directly for definitive interpretation.
  • Period attribution. The chronological distribution reflects only those NMS sites that carry a recognised period attribution in the source data. Sites listed as “Unknown” period are excluded from the dated subset.
  • Boundary changes. Some baronies have undergone minor boundary adjustments since their 19th-century definition; the OSi 2019 generalised boundaries used here are the current statutory definition and may differ slightly from historical maps in border areas.
  • Bedrock geology is mapped at 1:100,000 scale, which means local variation within a barony — small pockets of different rock type, mineral veins, alluvium overlying bedrock — is generalised. The dominant-system and rocktype figures are area-weighted, so a barony reading “70% Carboniferous limestone” may still contain small but archaeologically important pockets of older or younger rock. Around 3% of GSI polygons do not match the lexicon and contribute no rocktype or system attribution.
Data sources
  • National Monuments Service — Sites and Monuments Record (SMR)
    Contributes archaeological site records, classifications, periods, and recorded protection-zone status.
    © Department of Housing, Local Government and Heritage · Licence: Open data, Creative Commons Attribution 4.0 (CC BY 4.0)
    https://data.gov.ie/dataset/national-monuments-service-archaeological-survey-of-ireland
  • National Inventory of Architectural Heritage (NIAH)
    Contributes listed-building records and architectural-significance grades.
    © Department of Housing, Local Government and Heritage · Licence: Open data, Creative Commons Attribution 4.0 (CC BY 4.0)
    https://data.gov.ie/dataset/national-inventory-of-architectural-heritage-niah-national-dataset
  • Logainm — Placenames Database of Ireland
    Contributes Irish-language and English townland names, civil parish associations, and barony assignments for the heritage-placename classifier.
    © Government of Ireland, Placenames Branch · Licence: Creative Commons Attribution-NoDerivs 3.0 Ireland (CC BY-ND 3.0 IE)
    https://www.logainm.ie/
  • Ordnance Survey Ireland — National Statutory Barony Boundaries 2019
    Contributes the canonical 280 barony boundaries (generalised 20m).
    © Ordnance Survey Ireland / Government of Ireland · Licence: Open data, Creative Commons Attribution 4.0 (CC BY 4.0)
    https://data-osi.opendata.arcgis.com/
  • EURODEM — European Digital Elevation Model
    Contributes elevation, slope, and topographic-wetness statistics, plus the hillshade rendering on each barony’s topographic map.
    © Maps for Europe · Licence: Open data
    https://www.mapsforeurope.org/datasets/euro-dem
  • ESA WorldCover
    Contributes land-cover classifications for grassland, woodland, cropland, wetland, urban, and water statistics.
    © European Space Agency · Licence: Creative Commons Attribution 4.0 (CC BY 4.0)
    https://esa-worldcover.org/en
  • Geological Survey Ireland — 1:100,000 Bedrock Geology
    Contributes bedrock geological data: dominant geological system (Carboniferous, Devonian, etc.), rock-type composition, and formation-level mapping, with the GSI Bedrock Lexicon providing descriptive attributes.
    © Geological Survey Ireland · Licence: Open data, Creative Commons Attribution 4.0 (CC BY 4.0)
    https://www.gsi.ie/en-ie/data-and-maps/Pages/Bedrock.aspx

Explore more: Search any of the 280 ROI baronies, browse by historical province, or read the methodology and data sources for the full Republic of Ireland Heritage Tool.

Spotted an error? This dataset is updated continuously. Email contact@danielkirkpatrick.co.uk with corrections, missing records, or suggestions for improvement.