167 NMS sites 146 within protection zone 134 listed buildings 8 of 9 archaeological periods

Offaly West is a barony of County Kildare, in the historical province of Leinster (Irish: Uíbh Fhailí Thiar), covering 164 km² of land. The barony records 167 NMS archaeological sites and 134 NIAH listed buildings, placing it at around the 14th percentile among 280 ROI baronies for sites per km². This means it is in the bottom fifth of all baronies for sites per km². Dated archaeological evidence runs from the Neolithic through to the Modern, spanning 8 of 9 archaeological periods, placing the barony in the 69th percentile among 280 ROI baronies for chronological depth. This means it is in the top third of all baronies for chronological depth. The largest dated subset of recorded sites dates to the Iron Age.

Detailed boundary map of OFFALY WEST barony, KILDARE
Offaly West boundary detail
Regional context map showing OFFALY WEST barony within KILDARE
Offaly West in regional context

Heritage at a glance

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

167
Recorded NMS sites
14th percentile
146
Within protection zone
87.4% of recorded sites
134
NIAH listed buildings
62nd percentile
164 km²
Barony area

The recorded heritage of Offaly West

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 167 archaeological sites in Offaly West, putting it at the 14th percentile among 280 ROI baronies for sites per km². This means it is in the bottom fifth of all baronies for sites per km². A sparse recorded total of this kind in Ireland often reflects survey priority rather than genuine absence of past activity. Of these, 146 (87%) fall within a recorded monument protection zone. The dominant category is defensive sites — ringforts, enclosures, hillforts, and stone forts (74 sites, 44% of the record). The most diagnostically specific type is Church (11 records, 7% of the barony's NMS total) — compared to an ROI average of 4% across all baronies where this type occurs. Church is a building used for public Christian worship, of any date from c. 500 AD onwards. The broader 'Enclosure' classification — which catches unclassified ringforts and field enclosures — accounts for a further 50 records (30%) and reflects the difficulty of sub-classifying degraded earthworks from surface evidence alone. Across the barony's 164 km², this gives a recorded density of 1.02 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 50
Church a building used for public Christian worship, of any date from c. 500 AD onwards 11
Graveyard a burial area associated with a church, in use from the medieval period onwards 11
Fulacht fia a horseshoe-shaped Bronze Age burnt mound built around a sunken trough beside a water source, traditionally interpreted as a cooking site 8
Ringfort – rath an earthen ringfort enclosed by a bank and external ditch — the most common Early Medieval farmstead, broadly dated 500–1000 AD 7
Moated site 7
Castle – unclassified a castle whose form cannot be precisely classified, dating somewhere between the late 12th and 16th centuries 6
Ritual site – holy well a well or spring traditionally associated with a saint, often credited with healing properties; many trace earlier ritual origins but devotion is documented from the medieval period onwards 5

Chronological distribution

The dated archaeological record for Offaly West spans from the Neolithic through to the Modern, with activity attested across 8 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 (59 sites, 47% of dated material), with the Middle Late Bronze Age forming a secondary peak (17 sites, 13%). A further 41 recorded sites (25% 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
14
Middle Late Bronze Age
17
Iron Age
59
Early Medieval
13
Medieval
17
Post Medieval
3
Modern
2
Unknown
41

Sample of recorded monuments

Show 25 sample monuments (of 167 total)

A representative sample of 25 recorded monuments drawn from the barony’s 167 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.

Ecclesiastical enclosure

SMR KD021-001002-Clogheen (Quinsborough Ed)early_christianProtected

Visible on a 1971 aerial photograph (CUCAP BGH 46) as the faint cropmark of fairly narrow fosse defining a large circular area (est. diam. c. 120m) occupying the upper portion of the W end of a pasture ridge just above…

Decoy pond

SMR KD021-002—-Coolsickin Or QuinsboroughProtected

Although not indicated on the 1st. ed. (1838) of the OS 6-inch map, a large, square enclosure (est. ext. dims. L c. 105m; Wth c. 105m) is shown on the 1939 OS 6-inch map revision defined by a broad bank which widens…

Bridge

SMR KD021-006—-Coolnafearagh,PasslandsProtected

According to the Countess of Drogheda (1902-3, 235), the bridge was possibly crossed by the Earl of Essex in 1599, and later by Cromwell on his way to destroy Lea Castle in Co. Laois (LA005-006—-). A five-arch bridge…

Castle – hall-house

SMR KD022-017—-Lackagh MoreProtected

On level pasture, with a motte (KD022-016—-) visible c. 150m to the W, and a church (KD022-018—-) and graveyard (KD022-018001-) c. 35m to ENE, and (by association) the possible location of an early castle. The site…

Cross – Wayside cross

SMR KD022-022—-CrossmorrisProtected

On the N-verge of the road. A lozenge-shaped, limestone block (max. dims L 1.2m; Wth 1m; H 0.47m) with a shallow rectangular mortice (dims. L 0.4m; Wth 0.25m; D 0.15m). According to Fitzgerald (1918-19, 258), ' … (a)…

Crannog

SMR KD022-038—-Lackagh Moreearly_medievalProtected

In 1893, oak beams with mortices and other joinery features were discovered in a low, irregular mound on the edge of a bog. Archaeological excavations by Vigours (JKAS 1895, 399-402) uncovered ox and deer bone, some…

Religious house – Cistercian monks

SMR KD026-001—-Mooreabbey DemesneProtected

In wooded, landscaped, former demesne grounds on the E bank of the S-flowing River Barrow. According to Gwynn and Hadcock (1970, 398), St. Emin (Evin) built a monastery at ‘Rosglas na Muimneach’. Regarding this…

Children's burial ground

SMR KD026-005—-KillmedievalProtected

On the S-face, just off the crest, of a low narrow, E-W pasture ridge. A shallow sub-circular hollow (7m N-S; 5m E-W; D 08-1m), open towards the S, contains some half-dozen low, largely earthfast, unworked, field stones…

Barrow – ring-barrow

SMR KD027-004—-Grangebeg (Kildangan Ed)bronze_ageProtected

Mid-way down a long moderately steep SW-facing slope in tillage. In 2000 (SMR file), the monument survived as a small partially overgrown, circular area (int. diam 5m) enclosed by a low earthen bank (int. H 0.15m; Wth…

Religious house – unclassified

SMR KD027-025—-Walterstown (Nurney Ed)Protected

On the gentle N-slope of a shallow E-W valley through a small river flows W. Modern housing has been constructed immediately to the W and NW. In 1837, according to O’Conor’s Ordnance Survey Letter (Herity 2002, 146…

Megalithic structure

SMR KD027-038—-Grangebeg (Kildangan Ed)Protected

Near the top of a long and moderately steep SW-facing slope in tillage. A ringbarrow (KD027-004—-) lies c. 130m downslope to the S. While named ‘Dolmen’ on the latest ed. (1939) of the OS 6-inch map, the site…

Barrow – mound barrow

SMR KD031-002—-BalkinstownProtected

On a low knoll in level pasture. Shown on the OS 25-inch map as a small oval shaped mound(approx. int. diam. c. 18m NNE-SSW; c. 10m ENE-WSW; approx. H 6m) enclosed by a broad bank with a trigonometrical station on the…

Designed landscape feature

SMR KD031-035—-FearaunProtected

In a built up farmyard just N of Fearaun House. Shown on the 1st ed. (1839) of the OS 6-inch map as a small circular enclosure (est. dia. c. 18m) encircled by a band of vegetation, but not recorded on subsequent OS…

Bastioned fort

SMR KD032-003001-Ballyshannon DemesneProtected

On a long gentle S-facing, pasture slope. Depicted on an 1853 sketch of an original ‘Plan of the Castle of Ballyshannon, with its Outworks, in 1650’ as a bastioned fort – shown under attack during the Confederate War…

Ecclesiastical site

SMR KD021-001005-Clogheen (Quinsborough Ed)Protected

According to the Countess of Drogheda (1902-3, 235), '… the old Yew Tree Cemetery (was) where there was once a branch of St. Evin's Monastery (KD026-001—-), and here was kept for long afterwards St. Evin's bell as a…

Coffin-resting stone

SMR KD022-011002-KnavinstownProtected

On the roadside outside the entrance to a graveyard (KD022-011001-). A long, ivy clad and partially tumbled, stone built, rectangular structure (L 3m; Wth 1m; H 0.8m) may be the remains of a coffin rest.

Compiled by:…

Bawn

SMR KD022-017001-Lackagh Begpost_medievalProtected

On level pasture. Traces of a fosse possibly enclosing a bawn to the N of a possible hall house (KD022-017001-) noted in 1986 (SMR File) are no longer visible at ground level, but a low scarp (H 0.8m) may mark its line.…

Concentric enclosure

SMR KD027-052—-Walterstown (Nurney Ed)Protected

Cropmark of enclosure (approx. diam. 28m) within a larger oval-shaped enclosure (diam. 50m NW-SE x 40m NE-SW) visible on Google earth aerial imagery.

See attached image taken from Google Earth aerial photographs…

Castle – motte

SMR KD022-016—-Lackagh MoremedievalProtected

At the base of a slope in tillage, with a slight ridge to the NE. A ruined tower house (KD022-017—-) stands c. 150m to the E, with a church (KD022-018—-) and graveyard (KD022-018001-) just beyond to the ENE. An…

House – 17th century

SMR KD026-002—-Mooreabbey Demesnepost_medievalProtected

In wooded, landscaped, former demesne grounds on the E bank of the S-flowing River Barrow. A 1596 lease on the Manor of Evon (Monasterevin) lists, ‘ … a fair hall, a stable, kitchen, and other rooms, an orchard,…

Castle – motte

SMR KD028-058001-Ballyshannon DemesnemedievalProtected

At the top of a long gentle, S-facing pasture slope. A possible medieval church site (KD028-058002-) stands in a graveyard (KD028-058004-) c. 50m to the W, and the levelled Ballyshannon Castle (KD032-003002-) stood c.…

House – 17th century

SMR KD032-049—-Greatrathpost_medievalProtected

At the end of a laneway, in mixed pasture and tillage. Described by Ó Danachair (1966-7, 243-6) as a fine specimen of a “Thatched Mansion”, or large two-storied thatched house, which was common as the dwelling of…

Enclosure – large enclosure

SMR KD027-055—-Walterstown (Nurney Ed)Protected

Cropmark of large roughly oval-shaped enclosure (approx. dims. 83m E-W x 55m N-S) visible on Google earth aerial imagery.

See attached image taken from Google Earth aerial photographs taken 28/06/2018.

Compiled…

Barrow – ditch barrow

SMR KD032-075—-HillfarmProtected

Cropmark of small circular-shaped enclosure or possible ditch-barrow (approx. diam. 13m) visible on Google Earth aerial photograph taken 28/06/2018

See attached image taken from Google Earth

Compiled by: Caimin…

Enclosure

SMR KD021-003—-Coolsickin Or QuinsboroughProtected

Visible on a 1971 aerial photograph (CUCAP BGH 71) as the cropmark of a small circular enclosure, apparently defined by a fosse. In open, level, well-drained, improved pastureland. No visible surface trace survived in…

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 134 listed buildings in Offaly West (62nd percentile across ROI baronies). Among these, 5 are graded National — buildings of interest to the whole of Ireland rather than only its region. The Republic holds 937 National-graded buildings in total, so this barony accounts for around 1% of the national total. Construction dates concentrate most heavily in the Victorian (1830-1900) period. The most-recorded building type is house (44 examples, 33% of the listed stock).

Terrain and environment

Mean elevation across the barony is 73m — the 35th percentile among 280 ROI baronies for elevation. This means it is in the lower half of all baronies for elevation. 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 1.9° — the 4th percentile among 280 ROI baronies for slope. This means it is in the bottom tenth 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 12.0, the 98th percentile among 280 ROI baronies for wetness. This means it is in the top tenth of all baronies for wetness. This is wet, slow-draining ground by ROI standards — the kind of landscape that may carry waterlogged archaeological sites of unusual preservation value. 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 (64%), arable farmland (21%), and woodland (13%), giving a mixed agricultural and semi-natural landscape.

Terrain measurements

Mean elevation72.9 m
Max elevation168 m
Mean slope1.9°
Wetness index (TWI)11.98 98th pct
Grassland64.0%
Woodland13.4% 37th pct
Cropland20.6%
Urban land1.5% 66th pct

Where this barony sits in the Republic of Ireland

Drainage
98th
Woodland
37th

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 Offaly West is predominantly limestone (96% of the barony by area), laid down during the Carboniferous period (98% 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.

Dominant geological periodCarboniferous (98%)
Dominant rock typeLimestone (96%)
Mapped formations14
Distinct rock types3 27th pct for diversity

Rock type composition

Limestone
96%
Calcareous Greywacke
1%
Mudstone, Siltstone, Sandstone
1%

Largest mapped unit: Milford Formation (23% of the barony)

Placename evidence

Logainm records 10 heritage-diagnostic placenames for Offaly West, a modest sample drawn predominantly from the townland record. The dominant stratum is early christian ecclesiastical. The most frequent diagnostic roots are cill- (4) and cillín- (2). With a sample of this size the count should be treated as indicative rather than definitive.

Pre-Christian / Early Medieval Defensive

RootCountMeaning
ráth-1earthen ringfort
dún-1hilltop or promontory fort

Early Christian Ecclesiastical

RootCountMeaning
cill-4church (early)
cillín-2unconsecrated burial ground
mainistir-1monastery
gráinseach-1monastic farm / grange

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.