278 Knockmoy Church
Galway 53°26′27″N 8°44′35″W / 53.440896°N 8.74295°W / 53.440896; -8.74295
166 Knockmoy Abbey Abbey (Cistercian) Abbeyknockmoy
Galway 53°26′25″N 8°44′34″W / 53.440334°N 8.742886°W / 53.440334; -8.742886
47 Kilconnell Abbey Friary (Franciscan) Kilconnell
Galway 53°19′57″N 8°24′03″W / 53.332629°N 8.400786°W / 53.332629; -8.400786
273 Dunmore Abbey Friary (Augustinian)
Galway 53°37′05″N 8°44′29″W / 53.618089°N 8.741255°W / 53.618089; -8.741255
512 Clontuskert Abbey Priory (Augustinian)
Galway 53°16′57″N 8°12′56″W / 53.282561°N 8.215499°W / 53.282561; -8.215499
49 Annaghdown Early Medieval Ecclesiastical Site Annaghdown
Galway 53°23′13″N 9°04′21″W / 53.386886°N 9.072626°W / 53.386886; -9.072626
252 Ardamullivan Castle Castle Ardamullivan
Galway 53°00′16″N 8°49′45″W / 53.004326°N 8.829296°W / 53.004326; -8.829296
164 Athenry Abbey Priory (Dominican) Athenry
Galway 53°17′43″N 8°44′52″W / 53.295362°N 8.747692°W / 53.295362; -8.747692
406 Athenry Castle Castle Athenry
Galway 53°18′00″N 8°44′41″W / 53.299990°N 8.744619°W / 53.299990; -8.744619
371 Aughrim Ringforts Two Ringforts
Galway 53°17′37″N 8°19′01″W / 53.293618°N 8.316994°W / 53.293618; -8.316994
470 Aughnanure Castle Castle Oughterard
Galway 53°25′06″N 9°16′31″W / 53.418254°N 9.275336°W / 53.418254; -9.275336
369 Caheravoley Fort House & Bawn Caheravoley ,
Galway 53°25′08″N 8°54′29″W / 53.418843°N 8.908063°W / 53.418843; -8.908063
42 Ringfort (Inishmaan )
Galway 53°05′00″N 9°35′41″W / 53.083463°N 9.594777°W / 53.083463; -9.594777
42 Carrownlisheen Wedge Tomb (Diarmuid and Gráinne's Bed)Wedge Tomb (Inishmaan )
Galway 53°05′14″N 9°34′52″W / 53.087355°N 9.581059°W / 53.087355; -9.581059
42 Templesaghtmacree Church (Inishmaan )
Galway 53°05′02″N 9°35′25″W / 53.083943°N 9.590272°W / 53.083943; -9.590272
42 Cross (Inishmaan )
Galway 53°04′50″N 9°34′32″W / 53.080631°N 9.575505°W / 53.080631; -9.575505
42 Church (Inishmaan )
Galway 53°05′02″N 9°35′25″W / 53.083889°N 9.59027°W / 53.083889; -9.59027
42 Doonfarvagh Cashel (Inishmaan )
Galway 53°04′51″N 9°34′48″W / 53.080778°N 9.579967°W / 53.080778; -9.579967
42 Church (Inishmaan )
Galway 53°04′50″N 9°34′33″W / 53.080631°N 9.575734°W / 53.080631; -9.575734
42 Dún Conor (Dún Conchuir )Cashel (Inishmaan )
Galway 53°05′00″N 9°35′41″W / 53.083461°N 9.594788°W / 53.083461; -9.594788
248 Dunmore Castle Castle
Galway 53°37′26″N 8°45′20″W / 53.623893°N 8.755526°W / 53.623893; -8.755526
467 St. Cuan's Well Well & Cross slabs
Galway 53°24′55″N 8°18′57″W / 53.415398°N 8.315935°W / 53.415398; -8.315935
428 Feartagar or Jennings Castle Castle
Galway 53°34′11″N 8°56′34″W / 53.569650°N 8.942710°W / 53.569650; -8.942710
272 Isert Kelly Castle Castle
Galway 53°09′29″N 8°43′08″W / 53.158015°N 8.718935°W / 53.158015; -8.718935
259 Kiltartan Castle Castle (Kiltartan )
Galway 53°05′25″N 8°48′27″W / 53.090312°N 8.807569°W / 53.090312; -8.807569
165 Claregalway Abbey Friary (Franciscan) Claregalway
Galway 53°20′48″N 8°56′40″W / 53.346667°N 8.944444°W / 53.346667; -8.944444
563 Cloonigny Castle Ringfort & Castle
Galway 53°21′17″N 8°21′17″W / 53.354788°N 8.354778°W / 53.354788; -8.354778
283 Derryhiveny Castle Castle
Galway 53°07′37″N 8°11′32″W / 53.127061°N 8.192313°W / 53.127061; -8.192313
527 Doorus Demesne wedge tomb Wedge Tomb
Galway 53°09′08″N 8°58′20″W / 53.152298°N 8.972353°W / 53.152298; -8.972353
254 Drumacoo Early Medieval Ecclesiastical Site Drumacoo
Galway 53°11′55″N 8°54′16″W / 53.198749°N 8.904506°W / 53.198749; -8.904506
365 Drumharsna Castle Castle
Galway 53°08′36″N 8°50′35″W / 53.143282°N 8.84304°W / 53.143282; -8.84304
206 Fiddaun Castle Castle Tubber
Galway 53°00′38″N 8°52′46″W / 53.010514°N 8.879438°W / 53.010514; -8.879438
554 Kilnalekin Abbey Abbey (Cistercian)
Galway 53°06′11″N 8°23′31″W / 53.103056°N 8.391901°W / 53.103056; -8.391901
439 Glinsk Castle Castle Glinsk
Galway 53°39′07″N 8°25′55″W / 53.652037°N 8.4319°W / 53.652037; -8.4319
52 High Island Early Medieval Ecclesiastical Site High Island and Kill
Galway 53°46′31″N 7°30′01″W / 53.775218°N 7.500249°W / 53.775218; -7.500249
412 Inchagoill Early Medieval Ecclesiastical Site Inchagoill
Galway 53°29′09″N 9°18′59″W / 53.485769°N 9.316415°W / 53.485769; -9.316415
41.01 Creggankeel Fort Cashel Inisheer
Galway 53°03′26″N 9°31′07″W / 53.057332°N 9.518607°W / 53.057332; -9.518607
41.05 St. Gobnet's Church (Kilgobnet )Church Inisheer
Galway 53°03′58″N 9°31′45″W / 53.066032°N 9.529267°W / 53.066032; -9.529267
41.06 Knockgrannary (Cnoc Raithní)Burial Ground Inisheer
Galway 53°03′54″N 9°31′24″W / 53.065060°N 9.523324°W / 53.065060; -9.523324
41.08 St. Cavan's Church Church Inisheer
Galway 53°03′50″N 9°30′50″W / 53.063894°N 9.513924°W / 53.063894; -9.513924
41.07 O'Brien's Castle (Great Fort, Furmina Castle )Cashel Inisheer
Galway 53°03′43″N 9°31′09″W / 53.062083°N 9.519172°W / 53.062083; -9.519172
41.02 Grave of the Seven Daughters (Cill na Seacht Niníon)Early Medieval Ecclesiastical Site Inisheer
Galway 53°03′26″N 9°31′06″W / 53.057275°N 9.518338°W / 53.057275; -9.518338
642 Kilcornan Deserted Medieval Village Kilcornan (Monivea)
Galway 53°18′48″N 8°42′49″W / 53.313342°N 8.713583°W / 53.313342; -8.713583
43.01 Castle Killeany (Inishmore )
Galway 53°06′17″N 9°39′47″W / 53.10482°N 9.66295°W / 53.10482; -9.66295
43.04 Temple Benen Church Killeany (Inishmore )
Galway 53°06′11″N 9°39′59″W / 53.103017°N 9.666322°W / 53.103017; -9.666322
43.11 Watch Tower Killeany (Inishmore )
Galway 53°05′29″N 9°38′20″W / 53.091527°N 9.638835°W / 53.091527; -9.638835
43 (cenotaph for those lost at sea) Killeany (Inishmore )
Galway 53°07′45″N 9°41′25″W / 53.129185°N 9.690258°W / 53.129185; -9.690258
43 Church Killeany (Inishmore )
Galway 53°06′05″N 9°39′10″W / 53.101298°N 9.652707°W / 53.101298; -9.652707
43 Clocháns Killeany (Inishmore )
Galway 53°06′35″N 9°41′19″W / 53.109809°N 9.688515°W / 53.109809; -9.688515
43.03 Early Medieval Ecclesiastical Site Killeany (Inishmore )
Galway 53°06′12″N 9°39′50″W / 53.103352°N 9.664019°W / 53.103352; -9.664019
43 Doocaher (Black Fort)Promontory Fort Killeany (Inishmore )
Galway 53°06′16″N 9°41′15″W / 53.104456°N 9.687600°W / 53.104456; -9.687600
51 Kilmacduagh monastery Churches & Round Tower Kilmacduagh
Galway 53°02′59″N 8°53′23″W / 53.049734°N 8.889767°W / 53.049734; -8.889767
43 Church (Inishmore )
Galway 53°07′51″N 9°45′33″W / 53.130967°N 9.759053°W / 53.130967; -9.759053
43.15 Church (Inishmore )
Galway 53°07′51″N 9°45′33″W / 53.130967°N 9.759053°W / 53.130967; -9.759053
43 Dun Aengus Promontory Fort Inishmore
Galway 53°07′33″N 9°45′55″W / 53.125969°N 9.765213°W / 53.125969; -9.765213
43 Clochán (Inishmore )
Galway 53°08′32″N 9°45′37″W / 53.142282°N 9.760188°W / 53.142282; -9.760188
446 Kiltiernan Church Church & Cashel
Galway 53°11′17″N 8°50′34″W / 53.187997°N 8.842892°W / 53.187997; -8.842892
627 Lackan Ringfort Ringfort & Souterrain (Ardrahan)
Galway 53°09′49″N 8°46′56″W / 53.163637°N 8.782195°W / 53.163637; -8.782195
621 Lissard Ringforts Two Ringforts & Souterrain
Galway 53°20′53″N 8°23′22″W / 53.348145°N 8.389551°W / 53.348145; -8.389551
245 Castlekirk (Hen's Castle)Castle
Galway 53°29′33″N 9°30′48″W / 53.492565°N 9.513196°W / 53.492565; -9.513196
499 Rathsoony Ringfort
Galway 53°10′30″N 8°30′56″W / 53.175002°N 8.515569°W / 53.175002; -8.515569
499 Rahannagragh (Rahannagroagh)Ringfort
Galway 53°10′37″N 8°30′51″W / 53.176949°N 8.514203°W / 53.176949; -8.514203
609 Merlinpark Castle (Merlin Castle)Castle
Galway 53°16′47″N 8°59′53″W / 53.279765°N 8.998110°W / 53.279765; -8.998110
498 The Seven Monuments Embanked Stone Circle
Galway 53°11′19″N 8°31′52″W / 53.188576°N 8.531205°W / 53.188576; -8.531205
43 Early Medieval Ecclesiastical Site (Inishmore )
Galway 53°07′55″N 9°41′07″W / 53.132051°N 9.685329°W / 53.132051; -9.685329
43 Church & Enclosure (Inishmore )
Galway 53°08′01″N 9°41′43″W / 53.133509°N 9.695255°W / 53.133509; -9.695255
43 Church & grave (Inishmore )
Galway 53°07′47″N 9°42′58″W / 53.12976°N 9.716108°W / 53.12976; -9.716108
43 Cashel (Inishmore )
Galway 53°07′38″N 9°41′59″W / 53.127183°N 9.699676°W / 53.127183; -9.699676
43 Killeany Clocháns (Inishmore )
Galway 53°07′39″N 9°43′08″W / 53.127392°N 9.718971°W / 53.127392; -9.718971
43 Wedge Tomb (Inishmore )
Galway 53°07′39″N 9°43′08″W / 53.127392°N 9.718971°W / 53.127392; -9.718971
43 Castle & house site (Inishmore )
Galway 53°08′24″N 9°46′36″W / 53.140023°N 9.776759°W / 53.140023; -9.776759
43 Clocháns (Inishmore )
Galway 53°08′32″N 9°45′37″W / 53.142282°N 9.760188°W / 53.142282; -9.760188
43 Church (Inishmore )
Galway 53°08′25″N 9°46′33″W / 53.140358°N 9.775955°W / 53.140358; -9.775955
43 Cashel (Inishmore )
Galway 53°08′24″N 9°46′36″W / 53.140023°N 9.776759°W / 53.140023; -9.776759
43 Early Medieval Ecclesiastical Site (Inishmore )
Galway 53°08′46″N 9°46′39″W / 53.146094°N 9.777593°W / 53.146094; -9.777593
231 Killursa Church Ower
Galway 53°28′04″N 9°08′42″W / 53.467703°N 9.144971°W / 53.467703; -9.144971
462 Pallas Castle Castle Pallas (Tynagh )
Galway 53°07′36″N 8°21′44″W / 53.126574°N 8.362318°W / 53.126574; -8.362318
48 Kilbennen Church & Round Tower
Galway 53°32′20″N 8°53′31″W / 53.538837°N 8.892038°W / 53.538837; -8.892038
461 Portumna Abbey Friary (Dominican) Portumna Demesne
Galway 53°05′10″N 8°13′03″W / 53.086053°N 8.217479°W / 53.086053; -8.217479
515 Portumna Castle Castle Portumna Demesne
Galway 53°05′12″N 8°13′14″W / 53.086613°N 8.220645°W / 53.086613; -8.220645
46 Roscam Early Medieval Ecclesiastical Site Roscam
Galway 53°15′51″N 8°59′06″W / 53.264227°N 8.984986°W / 53.264227; -8.984986
50 Ross Errilly Abbey Friary (Franciscan) Headford
Galway 53°28′47″N 9°07′54″W / 53.479628°N 9.13166°W / 53.479628; -9.13166
242 St. MacDara's Island Early Medieval Ecclesiastical Site St. MacDara's Island
Galway 53°18′16″N 9°55′02″W / 53.304426°N 9.917302°W / 53.304426; -9.917302
643 Tonaroasty Deserted Medieval Village Tonaroasty
Galway 53°11′36″N 8°32′47″W / 53.193407°N 8.546418°W / 53.193407; -8.546418
505 Tuam High Cross High Cross Tuam
Galway 53°30′50″N 8°51′18″W / 53.513802°N 8.855109°W / 53.513802; -8.855109
431 Pearse's Cottage House with historic associations
Galway 53°23′10″N 9°37′12″W / 53.386046°N 9.619890°W / 53.386046; -9.619890
327 Turoe stone Sculptured Stone Bullaun
Galway 53°15′10″N 8°33′42″W / 53.252706°N 8.5617°W / 53.252706; -8.5617
477 Aghaderrard Court Tomb Court Tomb
Leitrim 54°26′07″N 8°14′21″W / 54.435264°N 8.239112°W / 54.435264; -8.239112
68 Fenagh Churches Churches Fenagh
Leitrim 54°01′05″N 7°50′06″W / 54.018027°N 7.834934°W / 54.018027; -7.834934
405 Corracloona Court Tomb Megalithic Tomb
Leitrim 54°20′05″N 8°00′16″W / 54.334821°N 8.004539°W / 54.334821; -8.004539
69 Creevelea Abbey Friary (Franciscan)
Leitrim 54°13′53″N 8°18′35″W / 54.231291°N 8.309791°W / 54.231291; -8.309791
390 Parke's Castle Castle Dromahair
Leitrim 54°15′53″N 8°20′04″W / 54.264768°N 8.334429°W / 54.264768; -8.334429
508 Seán Mac Diarmada's House House with historical associations Kiltyclogher
Leitrim
653 Worm Ditch (Black Pig's Dyke)Linear Earthwork Lattone ,
Leitrim 54°22′45″N 8°04′12″W / 54.379178°N 8.069929°W / 54.379178; -8.069929
103 Moyne Abbey Friary (Franciscan)
Mayo 54°12′08″N 9°10′37″E / 54.202234°N 9.177070°E / 54.202234; 9.177070
96 Aghagower Round Tower Round Tower & Church Aghagower
Mayo 53°45′51″N 9°27′54″W / 53.764136°N 9.46491°W / 53.764136; -9.46491
243 Aghalard Castle Castle
Mayo 53°33′22″N 9°17′56″W / 53.556042°N 9.298899°W / 53.556042; -9.298899
403 Balla Round Tower Round Tower Balla
Mayo 53°48′18″N 9°07′53″W / 53.805042°N 9.131478°W / 53.805042; -9.131478
145 Ballina Portal Tomb (Dolmen of the Four Maols)Portal Tomb[citation needed ] Ballina
Mayo 54°06′25″N 9°09′57″W / 54.107036°N 9.165794°W / 54.107036; -9.165794
501 Ballintubber Abbey Priory (Augustinian) Ballintubber
Mayo 53°45′23″N 9°16′58″W / 53.756382°N 9.282874°W / 53.756382; -9.282874
325 Ballylahan Castle Castle
Mayo 53°56′05″N 9°06′18″W / 53.9346°N 9.105°W / 53.9346; -9.105
251 Ballymacgibbon Cairn Cairn
Mayo 53°32′32″N 9°14′14″W / 53.542213°N 9.237102°W / 53.542213; -9.237102
561 Barnacahoge Cashel Cashel
Mayo 53°54′20″N 8°51′23″W / 53.905452°N 8.856397°W / 53.905452; -8.856397
530 Boheh Stone Rock Art
Mayo 53°44′51″N 9°33′14″W / 53.747497°N 9.553945°W / 53.747497; -9.553945
415 Breastagh Ogham Stone Ogham Stone
Mayo 54°14′47″N 9°15′12″W / 54.246420°N 9.253433°W / 54.246420; -9.253433
244 Caherduff Castle Castle
Mayo 53°33′08″N 9°14′41″W / 53.552185°N 9.244741°W / 53.552185; -9.244741
631 Carbad More Ringfort Carbad More
Mayo 54°14′10″N 9°15′27″W / 54.236138°N 9.257463°W / 54.236138; -9.257463
246 Eochy's Cairn Cairn (Ballinchalla)
Mayo 53°35′19″N 9°15′48″W / 53.588504°N 9.263412°W / 53.588504; -9.263412
458 Carrickkildavnet Castle Castle
Mayo 53°52′51″N 9°56′46″W / 53.88089°N 9.94607°W / 53.88089; -9.94607
293 Carrowcastle Wedge Tomb Wedge Tomb
Mayo 54°05′41″N 9°04′45″W / 54.094811°N 9.079115°W / 54.094811; -9.079115
293 Carrowcrom Wedge Tomb Megalithic Tomb
Mayo 54°05′24″N 9°02′52″W / 54.089964°N 9.047911°W / 54.089964; -9.047911
196 Murrisk Abbey Friary (Augustinian) Murrisk
Mayo 53°46′55″N 9°38′22″W / 53.781948°N 9.639548°W / 53.781948; -9.639548
235 Burrishoole Abbey Friary (Dominican) Newport
Mayo 53°53′56″N 9°34′21″W / 53.898801°N 9.572522°W / 53.898801; -9.572522
483 Cashel Cairn Cairn / court tomb (Kilcummin)
Mayo 54°15′20″N 9°13′36″W / 54.255493°N 9.226556°W / 54.255493; -9.226556
222A Burriscarra Abbey Friary (Carmelite) & Church
Mayo 53°43′52″N 9°14′45″W / 53.731016°N 9.245722°W / 53.731016; -9.245722
222B Castle Carra Castle
Mayo 53°43′17″N 9°15′19″W / 53.721465°N 9.255320°W / 53.721465; -9.255320
432 Cong Abbey Priory (Augustinian) Cong
Mayo 53°32′25″N 9°17′12″W / 53.540255°N 9.286659°W / 53.540255; -9.286659
308 Templenagalliaghdoo Church Errew (Tirawley)
Mayo 54°03′16″N 9°15′49″W / 54.054387°N 9.263631°W / 54.054387; -9.263631
307 Errew Abbey Priory (Augustinian) Errew (Tirawley)
Mayo 54°03′11″N 9°15′48″W / 54.053148°N 9.263353°W / 54.053148; -9.263353
99A St. Dairbhile's Church Church
Mayo 54°05′46″N 10°06′25″W / 54.096198°N 10.106976°W / 54.096198; -10.106976
146 Glebe Stone Circles Stone Circles (Cong), ,
Mayo 53°32′52″N 9°15′54″W / 53.5477°N 9.2649°W / 53.5477; -9.2649
198 Granuaile's Castle Castle (Clare Island)
Mayo 53°47′59″N 9°57′05″W / 53.799753°N 9.951312°W / 53.799753; -9.951312
99 Inishglora Early Medieval Ecclesiastical Site Inishglora Island
Mayo 54°12′31″N 10°07′13″W / 54.208483°N 10.120228°W / 54.208483; -10.120228
379 Inishkea North Island Early Medieval Ecclesiastical Sites Inishkea Islands
Mayo 54°08′00″N 10°11′16″W / 54.133337°N 10.187876°W / 54.133337; -10.187876
102 Inishmaine Abbey Priory (Augustinian)
Mayo 53°35′53″N 9°18′05″W / 53.598077°N 9.301387°W / 53.598077; -9.301387
619 Kilcashel Stone Fort Cashel
Mayo 53°53′00″N 8°40′49″W / 53.883436°N 8.680195°W / 53.883436; -8.680195
402 Kildermot Church (Killdermot Abbey)Church
Mayo 54°03′30″N 9°05′25″W / 54.058304°N 9.090279°W / 54.058304; -9.090279
423 Kildun Standing Stones Standing Stones
Mayo 53°59′20″N 9°50′24″W / 53.988777°N 9.840015°W / 53.988777; -9.840015
95A Kinlough Castle Castle and church
Mayo 53°29′55″N 9°06′59″W / 53.498557°N 9.116494°W / 53.498557; -9.116494
296 Lankill Standing Stone Standing Stone
Mayo 53°45′12″N 9°30′06″W / 53.753238°N 9.501742°W / 53.753238; -9.501742
98 Meelick Round Tower Round Tower Meelick
Mayo 53°55′17″N 9°01′12″W / 53.921502°N 9.020115°W / 53.921502; -9.020115
359 The Gods of the Neale Monument Monument Neale Park
Mayo 53°34′26″N 9°13′28″W / 53.57395757°N 9.22446767°W / 53.57395757; -9.22446767
413 Kelly's Cave Cave
Mayo 53°32′40″N 9°16′45″W / 53.544443°N 9.279192°W / 53.544443; -9.279192
664 Bunnadober Mill Mill Complex (Ballinrobe)
Mayo 53°36′27″N 9°16′04″W / 53.607455°N 9.267683°W / 53.607455; -9.267683
269 Rathfran Friary Friary (Dominican)
Mayo 54°14′17″N 9°14′40″W / 54.238015°N 9.244375°W / 54.238015; -9.244375
389 Rathfran Stone Circle Stone circle, mound, ringfort, souterrain & enclosure
Mayo 54°14′38″N 9°14′24″W / 54.243797°N 9.240098°W / 54.243797; -9.240098
633 Rathfranpark Wedge Tomb Wedge Tomb
Mayo 54°14′31″N 9°15′09″W / 54.241994°N 9.252605°W / 54.241994; -9.252605
454 Rockfleet Castle Castle Newport
Mayo 53°53′45″N 9°37′39″W / 53.895949°N 9.627395°W / 53.895949; -9.627395
386 Rosdoagh Stone Circle Stone Circle
Mayo 54°16′48″N 9°48′05″W / 54.280107°N 9.801402°W / 54.280107; -9.801402
104 Rosserk Abbey Friary (Franciscan) Rosserk
Mayo 54°10′17″N 9°08′36″W / 54.171418°N 9.143457°W / 54.171418; -9.143457
95 Shrule Abbey Church Shrule
Mayo 53°31′08″N 9°05′27″W / 53.518869°N 9.090717°W / 53.518869; -9.090717
172 Strade Abbey Friary (Dominican) Strade
Mayo 53°55′17″N 9°07′44″W / 53.921527°N 9.128871°W / 53.921527; -9.128871
97 Clare Island Abbey Church (Cistercian) (Clare Island)
Mayo 53°47′36″N 9°59′21″W / 53.793229°N 9.989088°W / 53.793229; -9.989088
105 Killala Round Tower Round Tower Killala
Mayo 54°12′47″N 9°13′15″W / 54.213066°N 9.220819°W / 54.213066; -9.220819
100 Turlough Church Church & Round Tower Turlough
Mayo 53°53′19″N 9°12′30″W / 53.888713°N 9.20843°W / 53.888713; -9.20843
559 Altore Wedge Tomb Wedge Tomb
Roscommon 53°42′17″N 8°40′50″W / 53.704854°N 8.680440°W / 53.704854; -8.680440
488 Ardcarn Mound Mound & Ringfort Ardcarn
Roscommon 53°57′42″N 8°12′32″W / 53.961651°N 8.208779°W / 53.961651; -8.208779
682 Castle Naghten Motte and Bailey
Roscommon 53°27′11″N 8°03′38″W / 53.453164°N 8.060492°W / 53.453164; -8.060492
362 Roscommon Abbey Friary (Dominican)
Roscommon 53°37′29″N 8°11′30″W / 53.624693°N 8.191776°W / 53.624693; -8.191776
487 Carnagh West Ringfort Ringfort
Roscommon 53°30′48″N 8°02′39″W / 53.513346°N 8.044055°W / 53.513346; -8.044055
473, 294 Rathcroghan Archaeological Complex Tulsk
Roscommon 53°48′07″N 8°18′14″W / 53.802°N 8.304°W / 53.802; -8.304 (Rathcroghan )
586 McDermott's Castle Castle (Lough Key )
Roscommon 53°59′22″N 8°13′57″W / 53.98948°N 8.232625°W / 53.98948; -8.232625
320 Castlestrange stone Sculptured Stone Athleague
Roscommon 53°35′06″N 8°16′14″W / 53.585016°N 8.270645°W / 53.585016; -8.270645 (Castlestrange stone )
557 Inchmacnerin Abbey Priory (Augustinian) (Lough Key )
Roscommon 53°59′40″N 8°15′39″W / 53.994493°N 8.260788°W / 53.994493; -8.260788
181 Roscommon Castle Castle Roscommon
Roscommon 53°38′00″N 8°11′00″W / 53.6333°N 8.1833°W / 53.6333; -8.1833 (Roscommon Castle )
608 Cloonshanville High Cross High Cross
Roscommon 53°52′03″N 8°23′24″W / 53.867399°N 8.38999°W / 53.867399; -8.38999
650 Drummin fort Ringfort & Ogham Stones
Roscommon 53°50′04″N 8°22′08″W / 53.834358°N 8.368769°W / 53.834358; -8.368769
397 Emlagh High Cross High crosses : two shafts and head fragments
Roscommon 53°44′43″N 8°27′23″W / 53.745382°N 8.456292°W / 53.745382; -8.456292
167 Boyle Abbey Abbey (Cistercian) Knocknashee
Roscommon 53°58′25″N 8°17′49″W / 53.973611°N 8.296944°W / 53.973611; -8.296944 (Boyle Abbey )
556 Trinity Abbey Abbey (Premonstratensian) (Lough Key )
Roscommon 53°59′21″N 8°15′16″W / 53.989215°N 8.254515°W / 53.989215; -8.254515
342 Ballinafad Castle Castle Ballinafad
Sligo 54°01′34″N 8°20′09″W / 54.026°N 8.3358°W / 54.026; -8.3358
373 Castlebaldwin Castle Castle Castlebaldwin
Sligo 54°04′41″N 8°22′10″W / 54.077991°N 8.369474°W / 54.077991; -8.369474
523 Cabragh Wedge Tomb (The Giant's Grave)Wedge Tomb (Leyny )
Sligo 54°10′27″N 8°40′26″W / 54.1742°N 8.674°W / 54.1742; -8.674
568 Carns Cairn Cairn ()
Sligo 54°15′20″N 8°27′01″W / 54.255449°N 8.450273°W / 54.255449; -8.450273
277.01 Carricknagat Megalithic Tombs Megalithic Tombs ()
Sligo 54°11′19″N 8°24′04″W / 54.188529°N 8.401167°W / 54.188529; -8.401167
518 Carrowkeel Passage Tomb Cemetery Passage Tomb Cemetery
Sligo 54°03′04″N 8°22′26″W / 54.050983°N 8.373918°W / 54.050983; -8.373918
153.01 Carrowmore Passage Tomb Cemetery Stone circle, Ring barrow, Passage tomb, Ringfort, Megalithic structure, Cashel Carrowmore
Sligo 54°15′23″N 8°30′56″W / 54.256371°N 8.515475°W / 54.256371; -8.515475
638 Ballymote Castle Castle Ballymote
Sligo 54°05′15″N 8°31′10″W / 54.087412°N 8.519462°W / 54.087412; -8.519462
479 Carrowreagh Court Tomb Court Tomb (Leyny )
Sligo 54°03′36″N 8°56′32″W / 54.059876°N 8.942182°W / 54.059876; -8.942182
277.02 Cashelore (Cashel Bir, Bawnboy)Cashel
Sligo 54°12′36″N 8°22′39″W / 54.210034°N 8.377560°W / 54.210034; -8.377560
118 Church Island Church Church Island (Lough Gill )
Sligo 54°15′13″N 8°23′12″W / 54.253582°N 8.386793°W / 54.253582; -8.386793
159 Cashelmore (Clogher Stone Fort)Cashel
Sligo 53°56′04″N 8°30′50″W / 53.934457°N 8.513904°W / 53.934457; -8.513904
338 Creevykeel Court Tomb Court Tomb
Sligo 54°26′19″N 8°26′00″W / 54.438701°N 8.433365°W / 54.438701; -8.433365
433 Cummeen Court Tomb Cairns Cummeen
Sligo 54°16′37″N 8°31′36″W / 54.277039°N 8.526724°W / 54.277039; -8.526724
119 Drumcliffe High Crosses & Round Tower High Crosses & Round Tower Drumcliffe
Sligo 54°19′34″N 8°29′42″W / 54.326098°N 8.495028°W / 54.326098; -8.495028
277.03 Gortlownan Motte Motte
Sligo 54°13′17″N 8°20′20″W / 54.221474°N 8.338871°W / 54.221474; -8.338871
607 Gortnaleck Court Tomb Court Tomb
Sligo 54°23′04″N 8°29′03″W / 54.384544°N 8.4842°W / 54.384544; -8.4842
152 Heapstown Cairn Cairn
Sligo 54°05′42″N 8°20′54″W / 54.09509°N 8.348301°W / 54.09509; -8.348301
117 Inishmurray Island Early Medieval Ecclesiastical Site Inishmurray Island
Sligo 54°25′54″N 8°39′25″W / 54.431602°N 8.657014°W / 54.431602; -8.657014
153.02 Knocknarea passage tombs Passage tombs & Cairns Knocknarea
Sligo 54°15′35″N 8°34′28″W / 54.25968921°N 8.5745°W / 54.25968921; -8.5745
153.03 Queen Meave's Tomb Cairn Knocknarea
Sligo 54°15′32″N 8°34′29″W / 54.258817°N 8.574643°W / 54.258817; -8.574643
377 Magheraghanrush Court Tomb Court Tomb
Sligo 54°16′46″N 8°22′52″W / 54.279376°N 8.381220°W / 54.279376; -8.381220
465 Moytirra East Court Tomb Court Tomb
Sligo 54°04′31″N 8°17′01″W / 54.075382°N 8.283728°W / 54.075382; -8.283728
189 Sligo Abbey Friary (Dominican) Sligo
Sligo 54°16′15″N 8°28′12″W / 54.270841°N 8.470084°W / 54.270841; -8.470084