| Coolturk, Crossmolina | €73,000 | 2010-10-13 |
| Coolturk, Crossmolina, Co. Mayo | €85,845 | 2021-12-01 |
| Coolvalley Cottage, Cross, Co Mayo | €295,000 | 2026-03-27 |
| Coolylaughnan, Brownstown, Ballinrobe | €285,000 | 2023-08-04 |
| Coolylaughnan, Hollymount, Co Mayo | €168,000 | 2015-06-12 |
| Cooneal, Ballina, Mayo | €165,000 | 2023-08-30 |
| Cooneal, Balllina, Co Mayo | €50,000 | 2022-05-17 |
| Cooshlughoga, Cong | €250,000 | 2013-11-04 |
| Coppacharnaun, Ayle, Westport | €215,000 | 2021-02-27 |
| Copplecurragh, Charlestown | €79,000 | 2015-04-27 |
| Copplecurragh, Charlestown, Co Mayo | €60,500 | 2020-01-27 |
| Corahore, Kiltimagh, Mayo | €295,000 | 2025-04-16 |
| Corballa, Claremorris, Mayo | €177,500 | 2016-12-19 |
| Corclogh West, Belmullet, Co. Mayo | €80,000 | 2026-06-12 |
| Corclogh West, Belmullet, Mayo | €80,500 | 2017-06-08 |
| Corclogh, Belmullet, Mayo | €105,000 | 2014-03-27 |
| Corclough East, Belmullet | €228,000 | 2012-09-25 |
| Corclough East, Belmullet, County Mayo | €15,000 | 2021-05-21 |
| Corclough East, Belmullet, Mayo | €180,000 | 2016-05-23 |
| Corclough West, Balmullet | €75,000 | 2014-06-11 |
| Corclough West, Belmullet, Co Mayo | €160,000 | 2021-08-18 |
| Corclough West, Belmullet, Mayo | €180,000 | 2023-08-18 |
| Corclough West, Termoncarragh | €65,000 | 2013-02-01 |
| Corclough, Bellmullet, County Mayo | €150,000 | 2018-06-12 |
| Corclough, Belmullet, County Mayo | €105,000 | 2020-08-26 |
| Corclough, Belmullet, Mayo | €240,000 | 2026-01-28 |
| Cordara, Kiltimagh, Mayo | €130,000 | 2017-09-22 |
| Cordarragh North, Liscarney, Westport | €80,000 | 2020-10-09 |
| Cordarragh, Kiltimagh | €120,000 | 2012-08-24 |
| Cordarragh, Kiltimagh, Co. Mayo | €520,000 | 2025-01-28 |
| Cordarragh, Kiltimagh, Mayo | €320,000 | 2024-08-14 |
| Cordarragh, Liscarney, Westport | €215,000 | 2023-09-01 |
| Cordroon Cross, Cong, Mayo | €140,000 | 2024-02-16 |
| Cordroon Rd, Cross West, Claremorris | €237,500 | 2022-09-16 |
| Core, Feakle, Co Clare | €84,000 | 2026-09-08 |
| Corgarriff, Kilmovee, Ballaghaderreen | €30,000 | 2022-11-29 |
| Corha Rahins, Castlebar, Co.mayo | €77,000 | 2015-05-20 |
| Corha, Newport Rd, Castlebar | €165,000 | 2016-03-30 |
| Corhawnagh, Aghamore, Ballyhaunis | €17,000 | 2022-10-27 |
| Corheens, Breaffy, Castlebar | €300,000 | 2018-08-31 |
| Corimbla South, Ballina, Co. Mayo | €265,000 | 2023-10-20 |
| Corlee, Foxford, Co Mayo | €20,000 | 2025-08-25 |
| Corlisland, Mayo Abbey, Claremorris | €117,500 | 2020-11-27 |
| Corlumin, Foxford | €51,000 | 2013-02-14 |
| Corlummin, Foxford, Co. Mayo | €50,000 | 2022-04-11 |
| Corlummin, Foxford, Mayo | €460,000 | 2020-11-03 |
| Cornageeha, Killasser, Swinford | €15,000 | 2025-04-08 |
| Cornagushlaun, Islandeady, Castlebar | €285,000 | 2018-07-27 |
| Cornahovely, Co Mayo | €30,000 | 2022-01-05 |
| Cornamarrow, French Hill, Castlebar | €85,000 | 2016-12-06 |
| Cornamarrow, Frenchhill, Castlebar | €36,000 | 2012-11-27 |
| Cornamonaster, Ballinafad, Belcarra | €80,000 | 2019-10-07 |
| Cornamonaster, Ballinafad, Castlebar | €45,000 | 2013-08-07 |
| Cornanool 2, Castlebar, Mayo | €80,000 | 2018-08-02 |
| Cornanool, Castlebar, Mayo | €50,000 | 2019-06-19 |
| Cornaroya, Ballinrobe, Co Mayo | €200,000 | 2022-03-09 |
| Cornaroya, Ballinrobe, Mayo | €150,000 | 2017-05-18 |
| Cornaveagh, Ballyheane, Castlebar | €315,000 | 2021-04-28 |
| Corner House, Bridge Street, Kilkelly | €70,000 | 2021-07-05 |
| Corner View, Boharnasup, Ballina | €282,000 | 2025-12-19 |
| Cornfield, Hollymount, Co Mayo | €55,000 | 2019-07-11 |
| Cornfield, Hollymount, Mayo | €80,000 | 2024-04-26 |
| Cornhill, Pullathomas, Ballina | €142,500 | 2024-10-01 |
| Cornmarket, Ballinrobe | €25,000 | 2012-03-08 |
| Cornmarket, Ballinrobe, Co Mayo | €150,000 | 2024-11-15 |
| Cornmarket, Ballinrobe, County Mayo | €145,000 | 2024-11-15 |
| Cornmarket, Ballinrobe, Mayo | €140,000 | 2023-04-03 |
| Cornmarket, New Street, Ballinrobe | €234,000 | 2022-11-09 |
| Cornroya, Ballinrobe, Mayo | €150,000 | 2021-04-01 |
| Corragaun, Killadoon, Westport | €80,000 | 2016-04-08 |
| Corragaun, Newport, Co Mayo | €105,000 | 2014-04-04 |
| Corragaun, Newport, Mayo | €235,000 | 2019-11-06 |
| Corrahoor, Kiltimagh, Co Mayo | €80,000 | 2026-03-24 |
| Corramailley, Louisburgh, County Mayo | €70,000 | 2017-03-21 |
| Corratanvally, Breaghwy, Castlebar | €150,000 | 2026-09-02 |
| Corraun House, Currane, Achill | €440,000 | 2021-04-30 |
| Corraun, Ballyhaunis | €25,280 | 2012-01-18 |
| Corraun, Ballyvary, Mayo | €380,000 | 2023-10-27 |
| Corraunboy, Newport, Mayo | €193,500 | 2022-02-14 |
| Corrib Glen, Ballynalty, Mayo | €450,000 | 2019-04-26 |
| Corrig, Sandyhill, Westport | €160,000 | 2020-06-12 |
| Corrimbla North, Ballina, Mayo | €330,000 | 2020-10-20 |
| Corrimbla South, Ballina | €160,000 | 2010-11-19 |
| Corrimbla South, Ballina, Co. Mayo | €419,000 | 2023-10-06 |
| Corrimbla, Ballina, Co Mayo | €137,500 | 2021-01-15 |
| Corrimbla, Ballina, Mayo | €110,000 | 2020-09-18 |
| Corrimbla, South Ballina, Mayo | €265,000 | 2017-07-05 |
| Corrofin House, Glenhest, Newport | €230,000 | 2018-03-07 |
| Corroughadooey, Claremorris, Mayo | €176,000 | 2025-06-17 |
| Corroughadooey, Crossboyne, Claremorris | €200,000 | 2019-07-24 |
| Corroughadooey, Scardaune, Claremorris | €69,000 | 2019-11-15 |
| Corrowcur Lower, Ballycastle | €120,000 | 2011-11-04 |
| Corroy, Ballina, Co. Mayo | €20,000 | 2024-05-23 |
| Corroy, Ballina, Mayo | €230,000 | 2025-01-11 |
| Corroy, Knockmore, Ballina | €287,000 | 2026-05-08 |
| Corrydavit, Killadoon, Westport | €180,000 | 2021-06-24 |
| Corthoon, Charlestown, County Mayo | €57,000 | 2021-08-29 |
| Corthoon, Charlestown, Mayo | €312,000 | 2026-09-11 |
| Cortoon, Ballinrobe, Co Mayo | €180,000 | 2023-03-10 |
| Cortoon, Ballintubber, Claremorris | €30,000 | 2014-11-28 |
| Cortoon, Bohola Rd, Kiltimagh | €160,000 | 2017-09-20 |
| Cortoon, Killala | €193,000 | 2013-04-25 |
| Cortoon, Killala, Co Mayo | €35,000 | 2015-11-30 |
| Cortoon, Killala, Mayo | €240,000 | 2015-04-17 |
| Cortoon, Kiltimagh, Mayo | €81,000 | 2018-03-16 |
| Cortoon, Manulla, Mayo | €72,500 | 2024-01-16 |
| Cortoon, Newport, Mayo | €205,500 | 2022-01-10 |
| Cortoon, Shrule, Co Mayo | €217,000 | 2023-03-31 |
| Corveagh Lower, Aghagower, Westport | €110,000 | 2019-12-20 |
| Corveagh, Aghagower, Westport | €150,000 | 2025-06-16 |
| Cottage 1, Carramore, Louisburgh | €257,500 | 2018-12-03 |
| Cottage At Carrowkeel, Bohola | €172,000 | 2010-12-22 |
| Cottage At Doovin, Ross | €90,000 | 2011-08-04 |
| Cottage At Oldcastle, Meelick, Swinford | €50,000 | 2025-11-25 |
| Cottage At Slievemore, Dooagh, Achill | €55,000 | 2013-08-30 |
| Cottage Rd, Breaffy, Castlebar | €225,000 | 2019-03-05 |
| Cottage Rd, Breaffy, Mayo | €275,000 | 2020-11-12 |
| Cottage Road, Breaffy, Castlebar | €90,000 | 2014-04-29 |
| Cottage Shore, Bunnacury, Achill | €185,000 | 2023-05-24 |
| Cottage, Ashbrook, Straide | €136,600 | 2021-12-22 |
| Cottage, Derrynacong, Ballyhaunis | €27,000 | 2016-09-28 |
| Cottage, Dooega, Achill Island | €65,000 | 2014-03-14 |
| Cottage, Leo, Ballyhaunis | €55,000 | 2026-06-04 |
| Cottage, Swinford Road, Kilkelly | €15,000 | 2011-12-20 |
| Cottages, Pollranny, Achill Sound | €125,000 | 2024-03-19 |
| Cougala Rd, Sheeaune, Westport | €400,000 | 2022-11-09 |
| Craggagh, Balla, Castlebar | €100,000 | 2020-09-18 |
| Craggagh, Foxford | €46,000 | 2013-09-25 |
| Craggagh, Foxford, Mayo | €165,000 | 2019-08-01 |
| Cranmor, Carracastle, Mayo | €130,000 | 2018-06-08 |
| Cranmore, Carracastle, Ballaghaderrean | €60,000 | 2016-10-20 |
| Cranmore, Carracastle, Ballaghaderreen | €160,000 | 2020-09-16 |
| Cranmore, Carracastle, Ballaghderreen | €199,000 | 2024-05-08 |
| Cranmore, Carracastle, Co Mayo | €65,000 | 2022-09-07 |
| Crannagh House, Quay Rd, Ballina | €400,000 | 2025-12-09 |
| Crannagh, Cloghans, Ballina | €65,000 | 2018-08-03 |
| Crannagh, Newtown, Castlebar | €140,000 | 2021-12-17 |
| Crannmore, Carracastle, Ballaghaderreen | €113,463 | 2018-11-22 |
| Crannog, Rinaneel, Ballyglass | €73,000 | 2019-05-14 |
| Creagh Demesne, Ballinrobe, Co. Mayo | €160,000 | 2026-07-13 |
| Creagh Rd, Ballinrobe, Mayo | €57,500 | 2023-12-15 |
| Creagh Road, Ballinasloe, Co Galway | €108,000 | 2020-05-18 |
| Creagh Road, Ballinrobe, Co. Mayo | €50,000 | 2023-05-09 |
| Creagh Road, Ballinrobe, Mayo | €46,900 | 2014-02-04 |
| Creaghanboy, Manulla, Castlebar | €90,000 | 2010-11-29 |
| Creeaballagh, Killasser, Swinford | €35,000 | 2015-08-17 |
| Creegs Road, The Quay, Ballina | €110,000 | 2016-03-18 |
| Creevagh Middle, Cong, Mayo | €90,000 | 2015-01-14 |
| Creevagh North, Cong, Mayo | €245,000 | 2017-12-14 |
| Creevagh North, The Neale, Co Mayo | €147,000 | 2022-01-21 |
| Creevagh South, The Neale, Ballinrobe | €120,000 | 2016-01-20 |
| Creevagh, Ballintubber, Claremorris | €561,000 | 2023-07-27 |
| Creevagh, Ballyhean, Castlebar | €125,000 | 2022-04-07 |
| Creevagh, Carrowmore Lackin, Ballina | €175,000 | 2025-09-15 |
| Creevagh, Logatemple, Claremorris | €215,000 | 2023-09-29 |
| Creevard, Irishtown, Claremorris | €20,000 | 2018-11-02 |
| Creevaroddaun, Kilmaine, Mayo | €120,000 | 2014-12-05 |
| Creeve, Castlehill, Ballina | €195,000 | 2024-02-23 |
| Creeveshill, Irishtown, Claremorris | €130,000 | 2024-12-19 |
| Creevesmore, Kincon, Ballina | €60,000 | 2015-07-10 |
| Creevy, Castlehill, Ballina | €90,000 | 2016-08-29 |
| Cregaballa, Killasser, Swinford | €70,000 | 2011-10-14 |
| Cregan Lodge, Pontoon Rd, Castlebar | €660,000 | 2017-07-07 |
| Cregaree, Cong, Mayo | €115,000 | 2025-09-12 |
| Cregaree, Curragh, Castlebar | €120,000 | 2015-02-02 |
| Cregduff, Ballinrobe, Co Mayo | €175,000 | 2019-04-09 |
| Cregduff, Hollymount, County Mayo | €32,500 | 2020-09-07 |
| Cregduff, Kilmaine | €228,000 | 2010-12-16 |
| Creggagh, Foxford, County Mayo | €59,000 | 2025-09-03 |
| Creggan Lake House, Carrowbaun, Westport | €430,000 | 2015-11-25 |
| Cregganbell, Castlebar, Mayo | €240,000 | 2015-05-22 |
| Creggane, Killasser, Swinford | €36,000 | 2015-08-24 |
| Cregganmore, Belderrig, Ballina | €65,000 | 2023-11-30 |
| Cregganmore, Belderrig, Mayo | €142,000 | 2023-08-04 |
| Creggannavar, Breaffy, Castlebar | €180,000 | 2021-01-28 |
| Cregganroe Upper Killsallagh, Westport, Mayo | €145,000 | 2023-08-28 |
| Cregganroe, Kilsallagh, Westport | €400,000 | 2021-12-07 |
| Creggaun, Ballina, County Mayo | €48,000 | 2020-09-24 |
| Creggaun, Behins, Ballina | €380,000 | 2023-01-20 |
| Creggduff, Ballinrobe, Co Mayo | €203,000 | 2016-04-08 |
| Creggs Rd, Ballina, Mayo | €215,000 | 2022-05-27 |
| Creggs Road, Ballina, Co Mayo | €310,000 | 2013-12-20 |
| Cregmore Lynch, Ballinrobe, Mayo | €250,000 | 2026-04-13 |
| Cregnanagh, Shrule, County Mayo | €65,000 | 2018-04-26 |
| Creteboom, Iceford, Ballina | €385,000 | 2022-04-21 |
| Creve, The Curragh, Castlebar | €240,000 | 2021-07-23 |
| Crevnish, Station Rd, Castlebar | €377,500 | 2022-01-31 |
| Crillane, Straide, Castlebar | €256,000 | 2024-09-26 |
| Crillaun, Straide, Foxford | €80,000 | 2019-09-02 |
| Crillaune, Ross, Castlebar | €97,500 | 2024-12-20 |
| Crimlin, Ballindine, Claremorris | €82,000 | 2017-11-02 |
| Crimlin, Pontoon, Ballina | €30,000 | 2012-10-18 |
| Crimlin, Ross, Castlebar | €24,000 | 2024-10-17 |
| Crocketstown, The Quay, Ballina | €50,000 | 2023-09-21 |
| Crofton Park, Ballina, Co Mayo | €410,000 | 2021-04-07 |
| Crofton Park, Ballina, Mayo | €185,000 | 2022-10-27 |
| Croghan, Killala, Mayo | €242,000 | 2025-11-28 |
| Crohery House, Fallmore, Bekan | €75,000 | 2012-11-12 |
| Croi Og, 46 Rathbawn Rd, Castlebar | €245,000 | 2023-07-21 |
| Cromega, Newtown, Keel | €116,000 | 2020-08-14 |