Castles and forts in County Offaly, A to Z

Showing 1–60 of 110 well-recorded places (54.5% of this list). Open a place for its recorded details, map and nearby places; use the page links to browse the rest.

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AbbeyCastle — unclassifiedLate 16/17th-century house or a possible tower hosue converted into a 17th century house of five bays and presently two…
Ballybritt CastleBawnSituated on flat floodplains of a nearby river which is located to the N in undulating countryside. Small rectangular…
Ballybritt CastleCastle — tower houseSituated on flat floodplains of a nearby river which is located to the N in undulating countryside. Small rectangular…
Ballybrittan CastleCastle — tower houseIvy-covered three storeys high tower house (13m E-W; 8m N-S) with wall-walk above and 18th-century house attached to…
Ballycowan CastleBawnLocated on a low natural mound in an area of undulating countryside with good extensive views. 17th-century fortified…
Ballycowan CastleHouse — fortified houseLocated on a low natural mound in an area of undulating countryside with good extensive views. 17th-century fortified…
Ballykilmurry CastleCastle — tower houseSituated on natural rock outcrop on an esker ridge with good extensive views to the S, E and W. Well-preserved remains…
Ballymooney Castle in RuinsHouse — fortified houseSituated on slightly elevated ground in a low-lying area with marsh land to the W. Fortified house and bawn wall with…
Bawn in Annaghmore And AnnaghbegBawnStronghold of the O' Molloy clan in the territory of Fir Chell (Cooke 1875, 236). Edward O'Molloy, son of Donal…
Bawn in BallydrohidBawnLocated on flat well drained soils with good views in all directions. Four storey tower house. Large rectangular shaped…
Bawn in Bracklin BigBawnSituated on lowlying poorly drained soils. The earthworks which are present in Bracklin Big are associated with the…
Bawn in CastleroanBawnSituated on N facing slope of rising ground in upland area. Unusual castle consisting of a Polygonal shaped area…
Bawn in CastletownBawnPossible bawn area located around Castle Wetherall of which partial remains survive incorporated into laneway to the S…
Bawn in Clonoghil UpperBawnSituated on a low natural ridge running N-S in undulating countryside. Circular area (35m N-S) enclosed by an earthen…
Bawn in CullenwaineBawnLocated on flat land in undulating countryside. Square shaped area enclosed by bawn wall constructed with roughly…
Bawn in DalganBawnSituated at the NW end of a 19th-century house and appears to have been considerably altered by the occupiers of the…
Bawn in Roscore DemesneBawnDescribed in the ITA Survey as 'There survives the S. gable and part of the W wall of the castle, with a projecting…
Bawn in ShinroneBawnThis levelled castle site and bawn wall are now located in the centre of a small housing estate known as Castle Court…
Birr CastleHouse — fortified houseBirr is situated in the low-lying fertile valley of the Little Brosna River. The town developed SE of the castle and…
Blundell CastleCastle — tower houseLocated on top of Blundell Hill with extensive views of surrounding land. Only the E and S walls of this three storeys…
Bracklin CastleCastle — tower houseSituated in poorly drained low-lying land on low natural mound with nearby church to SE. All that remains are two…
CastleCastle — tower houseLocated on top of natural rock outcrop in marshy area. Poorly preserved ruins of a rectangular tower with two corner…
CastleBawnSituated on a natural rise of ground in undulating countryside. Rectangular tower three storeys high with attic and…
CastleCastle — tower houseSituated on a natural rise of ground in undulating countryside. Rectangular tower three storeys high with attic and…
CastleCastle — unclassifiedSituated atop high ground with good views, field was in meadow which made the examination of the low wall footings of…
CastleCastle — tower houseOnly the wall footings of the N, W and E walls survive with S wall best preserved. Late medieval tower house or…
CastleCastle — tower houseLocated on flat land with good views in all directions with medieval church to N. Poorly preserved three storey high…
CastleCastle — motteNatural flat topped mound with gently sloping sides and gazebo of 18-19th century date built on top of mound.…
CastleCastle — motteSituated on high ground in upland area with good views of the surrounding countryside. Large flat-topped circular mound…
CastleCastle — motteIn 1185 Dunkerrin was granted to Theobald Butler by Prince John and by 1200 Theobald appears to have been in possession…
CastleCastle — tower houseSituated on top of high ground in upland area. Circular tower four storeys high built with roughly coursed limestone…
CastleCastle — tower houseSituated on N facing slope on high ground in undulating countryside. A grass covered mound is all that survives of the…
CastleCastle — tower houseLocated on flat land in undulating countryside. Square shaped area enclosed by bawn wall constructed with roughly…
CastleCastle — tower houseLocated in N sector of ringfort on E facing slope of high ground in upland area with Tower house to SE. Ringfort which…
CastleCastle — unclassifiedThe precise location of Smearagh Castle in the townland of Ballyoran which was formerly known as Smearagh has not been…
CastleCastle — unclassifiedSituated on N facing slope of rising ground in upland area. Unusual castle consisting of a polygonal shaped bawn…
CastleCastle — unclassifiedUnlocated castle within the barony of Ballyboy which depicts a possible castle beside a mill on an early 17th century…
CastleCastle — unclassifiedUnlocated O'Dempsey castle within the townland of Clonygowan that is indicated on the Down Survey (1645-7) barony map…
CastleCastle — unclassifiedThe precise location of a possible medieval castle in the townland of Derrydolney has not been identified. It may have…
CastleCastle — unclassifiedUnlocated castle within the townland of Kilcolgan Beg. Described in 1980 by the Offaly Historical and Archaeological…
CastleCastle — unclassifiedSituated on a natural rise on the floodplains of the river Brosna. Not visible at ground level. Scattered and confused…
CastleCastle — tower houseSituated on natural rock outcrop on the low-lying floodplains of a nearby river, originally located on a small island…
Castle ArmstrongHouse — fortified houseSituated on top of a high rocky ledge with a steep drop to the NW with level ground elsewhere. Rectangular three storey…
Castle BernardCastle — unclassifiedNot visible at ground level. 19th-century house known as 'Castle Bernard' built near the castle which was erected in…
Castle in ruinsCastle — unclassifiedOnly the lower walls of a poorly preserved castle survive at Cully. This fortification was an O' Molloy castle (Shaw…
Castle in ruinsCastle — unclassifiedAll that remains of this site is a raised square shaped platform. A curious ridge runs off the Eastern side of the…
Castle IslandBawnSituated on natural rock outcrop on the low-lying floodplains of a nearby river, originally located on a small island…
Castle or Bishops PalaceCastle — Anglo-Norman masonry castleNational Monument No. Situated on the low-lying floodplain of the River Shannon which overlooks it to the N. The…
CastletownCastle — unclassifiedMay have been an O'Carroll castle that is described in the 1605 Inquisition post mortem of Mulrony McTeig O'Carroll as…
Cloghan CastleBawnSituated on a slight rise overlooking the low-lying floodplains of the river Shannon to the S. Well preserved…
Cloghan CastleCastle — tower houseSituated on a slight rise overlooking the low-lying floodplains of the river Shannon to the S. Well preserved…
Clonlyon CastleCastle — tower houseSituated on top of high ground with good extensive views. Originally four storeys high but now stands three storeys…
Clonmore CastleCastle — tower houseSmall, ivy-clad two storey tower house (10.5m E-W, 8m N-S, Wall T.1.6m) built with roughly coursed limestone blocks.…
Clonony CastleCastle — tower houseSituated on top of natural rock outcrop in undulating countryside. Three storey tower built with roughly coursed…
Clonony CastleBawnSituated on top of natural rock outcrop in undulating countryside. Three storey tower house built with roughly coursed…
Coole CastleCastle — tower houseSituated on flat well drained land with river Brosna to the S. Well-preserved rectangular four storey tower house built…
Court in RuinsHouse — fortified houseSituated on low-lying land in upland area. Two storey fortified house built of roughly coursed rubble masonry. The N, S…
Dotted lineBawnSituated on top of a natural hillock in undulating countryside overlooking stream immediately to the N. Only the wall…
Dungar CastleCastle — tower houseSituated on a slight rise in upland area. Well preserved circular tower with second circular tower containing spiral…
Durrow AbbeyCastle — unclassifiedNational Monument in State Ownership & Guardianship No. The 18th century house built by the Stepney family of Durrow…

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