| Carrowntlieve, Four Roads, Co. Roscommon | €490,000 | 2026-04-22 |
| Carrowntlieve, Four Roads, Roscommon | €70,000 | 2025-03-21 |
| Carrowntogher, Elphin | €180,000 | 2012-03-13 |
| Carrownurlar, Elphin | €15,000 | 2013-09-25 |
| Carrowphadden, Lecarrow, Roscommon | €210,000 | 2020-02-13 |
| Carrowphadeen, Lecarrow, Co Roscommon | €170,000 | 2015-12-11 |
| Carrowphadeen, Lecarrow, Knockcroghery | €212,500 | 2021-10-11 |
| Carrowreagh Road, Athleague | €165,000 | 2010-08-26 |
| Carrowreagh, Ballinagare, Castlerea | €111,500 | 2018-11-30 |
| Carrowreagh, Ballinasloe, Roscommon | €100,000 | 2013-03-01 |
| Carrowreagh, Ballingare, Castlerea | €142,500 | 2018-08-21 |
| Carrowreagh, Ballygill, Ballinasloe | €256,605 | 2023-01-24 |
| Carrowreagh, Carrick On Shannon, Co Roscommon | €73,000 | 2025-12-17 |
| Carrowreagh, Carrick-on-shannon | €30,000 | 2013-01-10 |
| Carrowreagh, Carrick-on-shannon, Roscommon | €130,000 | 2025-11-18 |
| Carrowreagh, Elphin, Castlerea | €245,000 | 2021-12-14 |
| Carrowreagh, Elphin, County Roscommon | €235,000 | 2022-09-07 |
| Carrowreagh, Frenchpark, Castlerea | €31,000 | 2015-05-06 |
| Carrowreagh, Granlahan, Ballinlough | €60,000 | 2016-09-09 |
| Carrowreagh, Taughmaconnell | €17,500 | 2018-01-24 |
| Carrowreagh, Tulsk | €27,750 | 2013-03-22 |
| Carrowroe, Athlone Rd, Roscommon | €220,000 | 2022-05-23 |
| Carrowroe, Athlone Road, Roscommon | €249,000 | 2024-04-08 |
| Carrowroe, Roscommon | €125,000 | 2010-05-17 |
| Carton, Ballintubber, County Roscommon | €175,000 | 2020-08-20 |
| Carton, Ballygar, Roscommon | €157,000 | 2024-09-16 |
| Cartonperagh, Sandfield, Knockcroghery | €275,000 | 2018-10-19 |
| Cartron Coote, Kilteevan, Roscommon | €90,000 | 2011-10-21 |
| Cartron Td, Four Mile House, Roscommon | €275,000 | 2023-04-03 |
| Cartron Valley, Lough Allen, Carrick On Shannon | €260,000 | 2026-04-28 |
| Cartron, Ballinagare, Roscommon | €210,000 | 2020-08-14 |
| Cartron, Bealnamulla, Athlone | €20,000 | 2019-12-16 |
| Cartron, Creggs, County Roscommon | €111,000 | 2025-06-12 |
| Cartron, Four Mile House, Roscommon | €230,000 | 2022-11-08 |
| Cartron, Fourmilehouse | €85,000 | 2013-10-23 |
| Cartron, Kilmore, Carrick On Shannon | €115,000 | 2026-05-15 |
| Cartron, Kiltoom, Athlone | €50,000 | 2012-08-15 |
| Cartron, Lough Allen, Carrick-on-shannon | €127,000 | 2022-10-04 |
| Cartron, Strokestown, Roscommon | €82,000 | 2016-04-25 |
| Cartronavally, Lough Allen, Carrick-on-shannon | €85,000 | 2021-07-27 |
| Cartronbeg, Frenchpark, Co Roscommon | €130,000 | 2021-11-09 |
| Cartronmore, Augherine, Ballaghaderreen | €108,000 | 2012-01-26 |
| Cartronmore, Ballaghaderreen, Co Roscommon | €29,000 | 2014-09-26 |
| Cartronvalley, Arigna, Co Roscommon | €20,000 | 2025-11-26 |
| Cashel, Boyle, Co Roscommon | €80,000 | 2017-03-06 |
| Cashelnagole, Castlecole, Castlerea | €27,500 | 2022-12-15 |
| Cashelnagole, Castlerea, Co Roscommon | €300,000 | 2021-01-29 |
| Cashlieve House, Cashlieve, Ballinlough | €200,000 | 2021-04-08 |
| Castle Avenue, Castle Street, Roscommon | €34,000 | 2017-06-13 |
| Castle House, Ballintubber, Roscommon | €125,000 | 2023-08-14 |
| Castle Park House, Knockroe, Castlerea | €126,000 | 2025-06-06 |
| Castle St, Elphin, Roscommon | €170,000 | 2024-05-27 |
| Castle St, Roscommon Town, Roscommon | €82,500 | 2022-10-12 |
| Castle St, Roscommon, Roscommon | €210,000 | 2019-05-28 |
| Castle Street, Roscommon | €108,000 | 2016-01-25 |
| Castle View, Racecourse Road, Roscommon | €64,500 | 2015-03-19 |
| Castleard, Ballaghaderreen | €44,000 | 2013-05-10 |
| Castleard, Ballaghaderreen, Roscommon | €80,000 | 2019-07-12 |
| Castlecolane, Ballaghadereen, County Roscommon | €30,000 | 2019-03-22 |
| Castlecole, Castlerea, Roscommon | €80,000 | 2015-08-19 |
| Castlecoote, Co. Roscommon | €87,000 | 2017-09-22 |
| Castlecoote, County Roscommon | €140,000 | 2012-07-20 |
| Castlecoote, Roscommon | €150,000 | 2017-03-16 |
| Castlecove, Old Tuam Rd, Monksland Athlone | €120,000 | 2021-04-16 |
| Castlefield Farm, Castlerea, Co Roscommon | €185,000 | 2023-04-25 |
| Castlefield Farm, Williamstown, Via Castlerea | €129,000 | 2022-04-22 |
| Castleland (new Dwelling), Tulsk, Castlerea | €255,000 | 2021-11-03 |
| Castleland, Tulsk, Co. Roscommon | €52,500 | 2014-04-14 |
| Castlemine, Four Mile House | €80,000 | 2013-09-13 |
| Castlemine, Four Mile House, County Roscommon | €33,000 | 2018-03-12 |
| Castlemine, Fourmilehouse, Roscommon | €150,000 | 2020-09-15 |
| Castlemore, Ballaghaderreen, Co. Roscommon | €160,000 | 2025-12-02 |
| Castlepark, Balludangan, Ballinasloe | €155,000 | 2013-06-18 |
| Castleplunket, Castlerea, County Roscommon | €50,000 | 2024-11-11 |
| Castleplunkett, Castlerea | €90,000 | 2012-03-06 |
| Castleplunkett, Castlerea, Co Roscommon | €150,000 | 2015-06-05 |
| Castleplunkett, Castlerea, Roscommon | €120,000 | 2020-09-17 |
| Castleplunkett, Castlerea, Rusheen | €52,000 | 2024-04-26 |
| Castlequarter, Ballinlough, Castlerea | €109,000 | 2024-02-23 |
| Castlequarter, Granlahan, Ballinlough | €37,500 | 2019-09-10 |
| Castlequarter, Granlahan, Roscommon | €55,000 | 2021-04-30 |
| Castlerea Rd, Ballaghadereen, Roscommon | €270,000 | 2025-03-27 |
| Castlerea Rd, Ballaghaderreen, Roscommon | €175,000 | 2022-08-19 |
| Castlerea Rd, Ballinlough, Roscommon | €70,000 | 2021-11-25 |
| Castlerea Rd, French Park, Roscommon | €130,000 | 2024-09-18 |
| Castlerea Rd, Frenchpark, Roscommon | €62,000 | 2021-01-27 |
| Castlerea Road, Ballaghaderreen | €24,000 | 2012-04-26 |
| Castlerea Road, Ballaghaderreen, Co Roscommon | €55,000 | 2016-01-25 |
| Castlerea Road, Ballaghaderreen, County Roscommon | €170,000 | 2013-10-30 |
| Castlerea Road, Frenchpark, Co Roscommon | €95,000 | 2015-07-31 |
| Castlerea Road, Frenchparl | €97,000 | 2012-05-28 |
| Castlerea Road, Roscommon | €100,000 | 2016-02-26 |
| Castleruby, Tulsk | €80,000 | 2012-12-31 |
| Castleruby, Tulsk, Co. Roscommon | €85,000 | 2024-06-28 |
| Castlesampson, Athlone, Westmeath | €295,000 | 2025-08-21 |
| Castlesampson, Athone | €40,000 | 2010-05-05 |
| Castlesampson, Bealamulla, Athlone | €175,000 | 2022-07-20 |
| Castlesampson, Bealinamulla, Athlone | €40,000 | 2014-07-31 |
| Castlesampson, Bealnamulla, Athlone | €66,000 | 2022-10-18 |
| Castlesampson, Bealnamullia, Athlone | €90,000 | 2024-12-17 |
| Castlesampson, Belnamullia, Athlone | €100,000 | 2017-05-05 |
| Castleside House, Moyvannion, Kiltoom | €225,000 | 2015-11-06 |
| Castlestrange, Athleague, County Roscommon | €65,000 | 2019-01-11 |
| Castlestrange, Castlecoote, Roscommon | €190,000 | 2016-04-07 |
| Castletanna, Four Mile House, Roscommon | €65,000 | 2018-02-22 |
| Castletanna, Fourmilehouse, Roscommon | €125,000 | 2023-08-15 |
| Castleteehan, Castlerea | €43,000 | 2011-10-26 |
| Castleview, Ballybride, Roscommon | €370,000 | 2021-11-30 |
| Cathdel Cottage, Clooneragh, Strokestown | €180,000 | 2026-01-09 |
| Cathedral St, Ballaghadereen, Roscommon | €55,000 | 2024-11-07 |
| Cathedral View, Elphin, Roscommon | €80,000 | 2021-05-12 |
| Catron Beg, Tibohine, Frenchpark | €260,000 | 2021-02-12 |
| Ceanothus, Ballindrimley, Castlerea | €145,823 | 2023-12-20 |
| Cedar Lodge, Castle St, Roscommon | €170,000 | 2016-10-28 |
| Celtic Ave, Roscommon, Roscommon | €273,000 | 2025-07-22 |
| Celtic Avenue, Roscommon, Roscommon | €60,000 | 2016-07-20 |
| Celtic View, Ballytoohey, Tarmonbarry | €317,000 | 2023-10-17 |
| Ceol Na Gaoithe, Mullen, Frenchpark | €160,000 | 2026-02-20 |
| Chalet Barrymore, Hudson Bay, Athlone | €370,000 | 2019-09-21 |
| Chantilly Cottage, Ballyroddy, Elphin | €86,000 | 2021-06-18 |
| Chapel Lane, Ballaghaderreen, Roscommon | €155,000 | 2025-09-08 |
| Chapel Rd, Castlecoote, Roscommon | €153,000 | 2018-06-08 |
| Chapel St, Elphin, Roscommon | €109,000 | 2025-03-31 |
| Chapel St, Taughmaconnell, Roscommon | €115,000 | 2018-06-27 |
| Chapel Street, Boyle, Roscommon | €21,000 | 2018-05-16 |
| Chapel Street, Elphin | €25,000 | 2013-08-21 |
| Chapel Street, Elphin, Co Roscommon | €181,000 | 2026-07-31 |
| Charlestown Rd, Ballaghaderreen, Roscommon | €200,000 | 2023-11-03 |
| Charlestown Road, Ballaghaderreen, Co Roscommon | €310,000 | 2021-11-19 |
| Charpel Street, Elphin, County Roscommon | €40,000 | 2016-07-04 |
| Cherry Dr, Castle St, Roscommon | €87,000 | 2014-07-23 |
| Cherry Dr, Roscommon, Roscommon | €280,000 | 2024-09-16 |
| Cherry Drive, Roscommon | €230,000 | 2023-11-03 |
| Cherry Drive, Roscommon, County Roscommon | €81,000 | 2013-11-27 |
| Cherry Tree Farm, Aghagad, Castlecoote | €210,000 | 2018-12-14 |
| Chieftain Fort, Doon, Boyle | €104,000 | 2013-09-26 |
| Church Hill, Castlerea | €35,000 | 2012-08-17 |
| Church Hill, Castlerea, Roscommon | €160,000 | 2018-08-27 |
| Church Lane, Elphin, Co Roscommon | €75,000 | 2025-06-19 |
| Church Rd, Ballinlough, Roscommon | €180,000 | 2024-05-10 |
| Church Rd, Castlerea, Roscommon | €38,333 | 2025-08-05 |
| Church Road, Ballinlough, Roscommon | €180,000 | 2025-10-31 |
| Church Road, Castlerea | €45,500 | 2012-05-10 |
| Church Road, Castlerea, Co. Roscommon | €160,000 | 2016-10-11 |
| Church St, Ballaghadereen, Roscommon | €40,000 | 2022-06-23 |
| Church St, Ballaghaderreen, Roscommon | €123,000 | 2023-05-04 |
| Church St, Roscommon, Co Roscommon | €40,000 | 2014-06-04 |
| Church St, Roscommon, Roscommon | €137,500 | 2025-09-25 |
| Church St, Strokestown, Co Roscommon | €260,000 | 2026-06-30 |
| Church St, Strokestown, Roscommon | €160,000 | 2020-11-12 |
| Church Street, Ballaghaderreen, Co Roscommon | €57,000 | 2021-11-25 |
| Church Street, Roscommon, Co Roscommon | €150,000 | 2018-05-22 |
| Church Street, Strokestown | €37,500 | 2012-10-25 |
| Church Street, Strokestown, Co Roscommon | €50,000 | 2024-02-24 |
| Church Street, Strokestown, County Roscommon | €50,000 | 2024-05-21 |
| Church Street, Strokestown, Roscommon | €75,000 | 2020-09-22 |
| Church View, Roxboro, Roscommon | €62,500 | 2020-08-21 |
| Churchboro, Ballinlough, Co Roscommon | €130,000 | 2017-08-24 |
| Churchboro, Churchquarter, Co Roscommon | €390,000 | 2026-08-10 |
| Churchboro, Knockcroghery, Roscommon | €500,000 | 2022-10-13 |
| Churchill, Castlerea, Roscommon | €250,000 | 2024-06-19 |
| Churchpark, Taughmaconnell, Ballinasloe | €70,000 | 2020-10-06 |
| Churchview, Cloonbonniffe, Castlerea | €145,000 | 2015-12-21 |
| Churchview, Fairymount, Frenchpark Castlrea | €95,000 | 2025-01-31 |
| Cinerney, Cornaseer, Kiltoom | €182,500 | 2015-11-17 |
| Circular Rd, Ballaghaderreen, Roscommon | €60,000 | 2023-09-28 |
| Circular Rd, Roscommon, Roscommon | €187,500 | 2017-09-05 |
| Circular Road, Ballaghaderreen | €160,352 | 2010-10-12 |
| Circular Road, Birchgrove, Ballinasloe | €67,375 | 2023-03-31 |
| Circular Road, Roscommon | €30,000 | 2013-10-15 |
| Claddagh Cottage, Mountdevlin, Cloonfad | €280,000 | 2022-05-27 |
| Claghdig, Barnacullen, Rahara | €178,000 | 2024-05-31 |
| Claremorris Road, Cloonfad East, Ballyhaunis | €171,000 | 2017-09-19 |
| Claremorris Road, Cloonfad, Co Roscommon | €30,000 | 2020-12-18 |
| Clarey, Creagh, Ballinasloe | €149,500 | 2021-08-27 |
| Clashaganny, Tulsk, Roscommon | €147,000 | 2025-12-09 |
| Clashcaragh, Ratra, Tibohine | €110,500 | 2021-10-15 |
| Clashcarragh, Tibohine, Castlerea | €123,348 | 2010-07-22 |
| Clashcarragh, Tibohine, Frenchpark | €120,000 | 2011-05-17 |
| Cleaheen, Cootehall, Boyle | €440,000 | 2024-01-18 |
| Cleen, Knockvicar, Boyle | €70,000 | 2020-10-08 |
| Clegernagh, Frenchpark, Castlerea | €95,000 | 2019-04-22 |
| Clegernagh, Frenchpark, Co Roscommon | €120,000 | 2024-09-25 |
| Cleggernagh, Frenchpark, County Roscommon | €107,000 | 2020-03-12 |
| Clegna, Coote Hall, Boyle | €38,000 | 2014-12-16 |
| Clegna, Cootehall, Boyle | €165,000 | 2025-08-28 |
| Clerragh, Corrigeenroe, Boyle | €315,000 | 2020-11-26 |
| Clerragh, Corrigeenroe, Roscommon | €450,420 | 2020-10-05 |
| Clerragh, Fairymount, Castlerea | €180,000 | 2023-01-06 |
| Clerragh, Frenchpark, Co Roscommon | €115,000 | 2025-12-08 |
| Climberhall, Knockroe, Castlerea | €73,500 | 2012-11-29 |
| Cloghan, Mount Talbot | €110,000 | 2010-07-08 |
| Cloghan, Mount Talbot, Co Roscommon | €30,000 | 2016-02-06 |
| Cloghan, Mount Talbot, Roscommon | €43,000 | 2020-12-11 |
| Clogher Lower, Ballinlough, Co Roscommon | €57,500 | 2024-05-16 |
| Clogher More, Elphin, Co. Roscommon | €70,000 | 2026-05-20 |
| Clogher Upper, Ballinlough | €115,000 | 2011-05-23 |
| Clogher Upper, Ballinlough, Co Roscommon | €175,000 | 2024-05-13 |
| Clogher Upper, Cloonfad, Ballinalough | €199,000 | 2019-02-01 |
| Clogher, Kilmore, Carrick On Shannon | €167,000 | 2024-10-14 |