| Tullagh Bay, Clonmany, Co Donegal | €390,000 | 2025-01-22 |
| Tullagh Bay, Crossconnell, Clonmany | €145,000 | 2020-01-28 |
| Tullagh, Carrigart, Letterkenny | €30,490 | 2013-12-02 |
| Tullagh, Clonmany, Donegal | €160,000 | 2019-09-09 |
| Tullaghbegley, Scotch, Falcarragh | €20,430 | 2022-08-30 |
| Tullaghcullion, Donegal Town | €553,000 | 2025-04-01 |
| Tullaghobegley Irish, Falcarragh, Donegal | €230,000 | 2016-01-14 |
| Tullan Strand Rd, Bundoran, Strand Rd | €260,000 | 2026-03-27 |
| Tullan Strand Road, Bundoran | €185,000 | 2011-03-18 |
| Tullan Strand, Bundoran | €165,000 | 2011-06-16 |
| Tullan Strand, Bundoran, Donegal | €129,000 | 2022-02-09 |
| Tullhoner, Breenagh, Letterkenny | €50,000 | 2017-03-24 |
| Tullhoner, Breenagh, Letterkenny Donegal | €257,500 | 2017-11-30 |
| Tullid, Fintra, Killybegs | €65,000 | 2013-08-31 |
| Tullid, Killybegs, Co. Donegal | €30,000 | 2025-09-23 |
| Tullinascreen, Churchill, Co Donegal | €225,000 | 2022-03-30 |
| Tullintain, Killybegs, Co Donegal | €172,000 | 2023-09-19 |
| Tullinteane, Bruckless | €250,000 | 2010-08-04 |
| Tullinteane, Bruckless, Donegal | €375,000 | 2021-12-09 |
| Tullinteane, Dunkineely, Donegal | €199,950 | 2017-11-29 |
| Tully Cleave, Ardrea, Co Donegal | €155,000 | 2014-10-20 |
| Tully Mountain, Ramelton, County Donegal | €83,000 | 2024-10-31 |
| Tully Na Dall, Kindrum Po, Letterkenny | €105,000 | 2017-05-11 |
| Tully, Ballyheerin, Fanad | €65,000 | 2018-04-27 |
| Tully, Donegal Town | €150,000 | 2012-12-13 |
| Tully, Donegal, Donegal | €165,000 | 2018-11-12 |
| Tully, Dungloe, Co. Donegal | €180,000 | 2019-08-15 |
| Tully, Fanad | €80,000 | 2015-05-08 |
| Tully, Fanad, County Donegal | €105,000 | 2016-12-07 |
| Tully, Kindrum, Donegal | €100,000 | 2024-06-11 |
| Tully, Off Old Laghey Rd, Donegal Town | €310,000 | 2022-04-22 |
| Tullyally, Redcastle | €300,000 | 2012-01-03 |
| Tullyally, Redcastle, Co Donegal | €135,000 | 2016-07-18 |
| Tullyannan Drumlougher, Carrigans, Lifford | €168,000 | 2026-05-27 |
| Tullyannan, Newtowncunningham, Lifford | €115,000 | 2023-04-27 |
| Tullyarb, Carndonagh, Co. Donegal | €63,000 | 2025-07-04 |
| Tullyarb, Carndonagh, Donegal | €110,000 | 2015-07-27 |
| Tullyarb, Carrickafoden, Carndonagh | €147,500 | 2011-10-10 |
| Tullyard Rd, Glenties, Donegal | €90,000 | 2015-07-02 |
| Tullyard, Glenties, Donegal | €215,000 | 2024-02-07 |
| Tullyarvan, Buncrana, Co Donegal | €90,000 | 2022-11-30 |
| Tullyarvan, Buncrana, Donegal | €245,000 | 2025-11-28 |
| Tullyarvan, Buncrana, Lifford | €135,000 | 2018-07-12 |
| Tullyarvon Mill Lane, Westbrook, Buncrana | €87,500 | 2020-07-23 |
| Tullybeg Churchill, Donegal, Donegal | €190,000 | 2024-12-18 |
| Tullybeg Ramelton, Letterkenny, Ramelton | €120,000 | 2017-04-28 |
| Tullybeg, Ramelton, Letterkenny | €50,000 | 2018-12-12 |
| Tullycleave Beg, Ardara | €38,420 | 2012-12-18 |
| Tullycleave Beg, Ardara, Co Donegal | €24,000 | 2021-11-19 |
| Tullycleave More, Ardara, Co. Donegal | €335,000 | 2026-05-15 |
| Tullycleave More, Ardara, Donegal | €400,000 | 2025-11-05 |
| Tullycleave, Ardara | €100,000 | 2013-05-20 |
| Tullycleave, Ardara, Co. Donegal | €360,000 | 2023-03-20 |
| Tullycleave, Ardara, Donegal | €100,000 | 2023-03-22 |
| Tullycleve, Ardara, Donegal | €230,000 | 2020-11-25 |
| Tullycullion, Ballyshannon, Donegal Town | €322,000 | 2024-06-04 |
| Tullycullion, Donegal | €160,000 | 2025-09-17 |
| Tullycullion, Donegal Town, County Donegal | €250,000 | 2016-05-30 |
| Tullycullion, Donegal Town, Donegal | €300,000 | 2019-08-13 |
| Tullycumber, Frosses | €48,000 | 2011-12-14 |
| Tullydish, Buncrana | €260,000 | 2012-08-31 |
| Tullydish, Buncrana, Co Donegal | €75,000 | 2018-02-08 |
| Tullydish, Buncrana, Donegal | €140,000 | 2022-04-13 |
| Tullydonnell, Convoy, Co Donegal | €220,000 | 2024-06-19 |
| Tullydush Lower, Inishowen West, Buncrana | €15,000 | 2022-08-10 |
| Tullyearl, Donegal | €375,000 | 2023-10-16 |
| Tullyearl, Laghey, County Donegal | €112,500 | 2012-12-20 |
| Tullyearl, Laghey, Donegal | €250,000 | 2026-01-28 |
| Tullygallen, Laghey | €55,690 | 2012-02-17 |
| Tullygay, Letterkenny | €85,000 | 2018-10-25 |
| Tullygay, Letterkenny, Donegal | €398,000 | 2024-09-27 |
| Tullygay, Newmills, Letterkenny | €215,000 | 2018-04-12 |
| Tullyherk, Ballyshannon, Donegal | €200,000 | 2019-09-20 |
| Tullyhoniver, Kilraine, Glenties | €138,500 | 2021-12-17 |
| Tullyhonour, Breenagh, Letterkenny | €166,000 | 2012-09-11 |
| Tullyhorky, Ballyshannon, Co Donegal | €212,500 | 2026-02-13 |
| Tullyhorky, Ballyshannon, Donegal | €40,000 | 2022-07-01 |
| Tullyhullion, New Mills, Letterkenny | €70,000 | 2016-10-27 |
| Tullyillan, Burtonport, Co Donegal | €155,000 | 2018-08-01 |
| Tullyillan, Burtonport, Letterkenny | €365,000 | 2022-03-02 |
| Tullyillian, Burtonport | €120,000 | 2024-09-17 |
| Tullyillin, Burtonpoint, Co Donegal | €95,000 | 2019-08-23 |
| Tullyillion Burtonpart, Letterkenny, Donegal | €67,000 | 2019-11-11 |
| Tullyillion Burtonport, Donegal | €185,500 | 2025-04-14 |
| Tullyillion, Burtonport | €120,000 | 2016-02-29 |
| Tullyisland, Burtonport, Letterkenny | €75,000 | 2015-07-20 |
| Tullylark, Pettigo | €173,700 | 2013-12-06 |
| Tullylark, Pettigo, Donegal | €157,000 | 2019-04-10 |
| Tullymore, Ardara | €245,000 | 2024-10-22 |
| Tullymore, Ardara, Co Donegal | €112,000 | 2019-10-11 |
| Tullymore, Ballyshannon, Donegal | €45,000 | 2020-12-15 |
| Tullymore, Churchill | €80,000 | 2013-09-20 |
| Tullymore, Malin Head, Donegal | €300,000 | 2024-02-22 |
| Tullynabratilly, Clonmony, Co Donegal | €105,000 | 2018-07-24 |
| Tullynabratilly, Coolcross, Clonmany | €85,500 | 2015-04-16 |
| Tullynadall, Fanad, Co Donegal | €490,000 | 2026-09-17 |
| Tullynadall, Kindrum, Fanad | €91,450 | 2021-08-11 |
| Tullynagreana, Letterbarrow, County Donegal | €20,000 | 2018-04-11 |
| Tullynagreana, Letterbarrow, Donegal | €127,500 | 2017-11-06 |
| Tullynagrena, Letterbarrow, Donegal | €130,000 | 2014-08-27 |
| Tullynavin, Redcastle, County Donegal | €55,000 | 2019-09-27 |
| Tullynavin, Redcastle, Moville | €150,000 | 2017-07-25 |
| Tullyowen, St Johnston, County Donegal | €51,000 | 2023-04-14 |
| Tullyvalley, Redcastle, Co Donegal | €73,000 | 2020-02-12 |
| Tullyvinney, Raphoe | €41,000 | 2013-09-12 |
| Tullyvinney, Raphoe, Co. Donegal | €100,000 | 2023-10-16 |
| Tullyvinney, Raphoe, Donegal | €97,000 | 2018-02-08 |
| Tullyvinney, Raphoe, Lifford | €144,000 | 2019-11-11 |
| Tullyvoos, Doorin Point, Mountcharles | €445,000 | 2025-12-18 |
| Tullyvoose Doorin Line, Mountcharles, Donegal | €175,000 | 2024-08-16 |
| Tullyvoose, Mountcharles, County Donegal | €190,000 | 2014-02-24 |
| Tullyvoose, Mountcharles, Donegal | €142,000 | 2022-03-23 |
| Tullywee, Laghey, Co. Donegal | €365,000 | 2026-02-04 |
| Tullywee, Laghey, Donegal | €264,000 | 2025-07-28 |
| Tulnaree, Carndonagh | €83,000 | 2013-07-17 |
| Tulnaree, Carndonagh, Co. Donegal | €79,500 | 2014-11-06 |
| Tulnaree, Carndonagh, Donegal | €140,000 | 2023-12-20 |
| Ture, Muff, Lifford | €300,000 | 2016-10-21 |
| Turemuff, Drumskellan, Co Donegal | €125,000 | 2022-07-13 |
| Turris Hill, Mountcharles, Co Donegal | €98,800 | 2015-02-10 |
| Turrishill, Mountcharles, Co Donegal | €52,982 | 2020-03-05 |
| Turrishill, Mountcharles, Donegal | €205,000 | 2022-12-09 |
| Twoone, Letternacaward, Co Donegal | €17,500 | 2015-05-29 |
| Tyrcallen Ballybofey, Ballybofey, Donegal | €210,000 | 2019-05-24 |
| Tyrcallen, Stranorlar, Ballybofey | €440,000 | 2024-12-17 |
| Tyrconnell St, Donegal, Donegal | €250,000 | 2020-05-19 |
| Tyrladen, Glenvar, Donegal | €22,500 | 2021-10-28 |
| Tyrladen, Glenvar, Letterkenny | €75,000 | 2015-02-13 |
| Ullord, Swilly Rd, Buncrana | €480,000 | 2026-06-30 |
| Umerafad, Creeslough | €60,000 | 2011-04-14 |
| Umerafad, Creeslough, Co. Donegal | €470,000 | 2026-06-22 |
| Umerafad, Creeslough, Donegal | €70,000 | 2017-03-31 |
| Umerafree, Marble Hill, Dunfanaghy | €550,000 | 2026-08-26 |
| Umgal, Malin Head | €83,000 | 2013-12-20 |
| Umgal, Malin Head, Co Donegal | €150,000 | 2025-05-29 |
| Umgalbridge, Balleeghan Upper, Malin | €80,000 | 2015-04-15 |
| Umgall Bridge, Malin, Co Donegal | €35,000 | 2023-06-18 |
| Umgall Bridge, Malin, Donegal | €180,000 | 2026-01-26 |
| Umgall Bridge, Malin, Lifford | €150,000 | 2021-12-16 |
| Umlagh Carrigart, Letterkenny, Co Donegal | €96,000 | 2014-12-16 |
| Umlagh, Carrigart | €28,000 | 2013-10-23 |
| Umlagh, Carrigart, Co Donegal | €210,000 | 2023-05-31 |
| Umlagh, Carrigart, Donegal. | €142,000 | 2023-12-07 |
| Umlagh, Carrigart, Letterkenny | €130,000 | 2023-08-14 |
| Umley, Aught, Muff | €267,500 | 2017-03-27 |
| Ummerafad, Creeslough, County Donegal | €149,439 | 2019-07-23 |
| Ummerawirrinan, Teelin, Carrick | €75,000 | 2017-09-04 |
| Ummerawirrinan, Teelin, County Donegal | €310,000 | 2021-07-08 |
| Umricam, Buncrana, Lifford | €240,000 | 2015-03-06 |
| Umricam, Buncrana, Lifford Po | €120,000 | 2022-05-04 |
| Umricam, Buncranna, Co.donegal | €137,000 | 2014-10-24 |
| Umrycam, Buncrana, Co. Donegal | €100,000 | 2024-08-29 |
| Umrycam, Fanad, County Donegal | €129,000 | 2021-03-23 |
| Unit 1, Atlantic Way, Bundoran | €72,000 | 2021-06-28 |
| Unit 10, Hibernian Apts, Letterkenny | €45,000 | 2025-07-11 |
| Unit 14 Clara Meadows, Dunfanaghy, Donegal | €90,000 | 2015-02-18 |
| Units 1 To 7 Cottons Tenement, The Mall, Ballyshannon | €76,000 | 2018-11-06 |
| Units 1-7 Bothar An Ghleanna, Glen Road, Annagry | €1,621,850 | 2025-04-23 |
| Units 12-19 Radharc An Oileáin, Magheraclogher, Gweedore | €1,866,271 | 2026-08-25 |
| Units 13-18 Ard Na Greine, Glencar Scotch, Letterkenny | €1,047,640 | 2023-12-06 |
| Units 14-23 Leitir Beag, Crievesmith, Letterkenny | €1,802,000 | 2019-07-16 |
| Unshin, Cashelard, Ballyshannon | €70,000 | 2015-05-27 |
| Unshinagh Lower, Lifford, Co Donegal | €165,000 | 2022-12-22 |
| Upper Ardbane, Downings, Co Donegal | €175,500 | 2016-11-21 |
| Upper Ardlands, Butonport, Letterkenny | €159,950 | 2021-11-30 |
| Upper Ardmore, Muff | €196,000 | 2011-03-25 |
| Upper Ardmore, Muff, Co Donegal | €410,000 | 2023-06-28 |
| Upper Ardmore, Muff, Donegal | €315,000 | 2022-09-02 |
| Upper Aught, Ture Muff, Donegal | €296,000 | 2025-04-10 |
| Upper Ballyargus, Redcastle | €69,604 | 2013-10-24 |
| Upper Ballyargus, Redcastle, Donegal | €145,000 | 2015-12-21 |
| Upper Ballybrack, Moville, Ballybrack | €300,000 | 2025-04-23 |
| Upper Ballyloskey, Carndonagh, Co Donegal | €130,000 | 2021-05-26 |
| Upper Ballymacool, Letterkenny, Donegal | €177,500 | 2018-01-26 |
| Upper Baltoney, Gortahork, Letterkenny | €80,000 | 2022-09-01 |
| Upper Belcruit, Meenbanad, Belcruit | €28,970 | 2024-05-27 |
| Upper Bomany, Letterkenny, Co Donegal | €140,000 | 2014-01-28 |
| Upper Bunaman, Annagry, County Donegal | €60,000 | 2023-09-08 |
| Upper Carland, Kerrykeel, County Donegal | €250,000 | 2020-02-20 |
| Upper Carlon, Kerrykeel, Donegal | €82,500 | 2018-03-06 |
| Upper Carnagarve, Moville, Carnagarve | €100,000 | 2021-08-16 |
| Upper Carrick, Carrigart, Letterkenny | €115,000 | 2021-04-15 |
| Upper Carrigart, Altmore, Co Donegal | €148,000 | 2019-10-30 |
| Upper Claggan, Horn Head, Dunfanaghy | €134,750 | 2015-12-03 |
| Upper Clar, Redcastle, Co. Donegal | €160,000 | 2018-11-13 |
| Upper Cotteen, Derrybeg, Cotteen | €150,000 | 2023-08-28 |
| Upper Cotteen, Derrybeg, Letterkenny | €139,000 | 2015-06-17 |
| Upper Creavery, Rathmullan, Co Donegal | €270,000 | 2015-09-11 |
| Upper Derryreal, Falcarragh, Donegal | €90,000 | 2022-11-30 |
| Upper Dooey, Glencolmcille | €130,000 | 2024-08-15 |
| Upper Dore, Bunbeg | €70,000 | 2019-09-11 |
| Upper Dore, Bunbeg, Co Donegal | €188,000 | 2023-04-21 |
| Upper Dore, Bunbeg, Donegal | €150,000 | 2023-06-22 |
| Upper Dore, Bunbeg, Letterkenny | €630,000 | 2023-10-05 |
| Upper Drumaweir, Greencastle | €75,000 | 2012-10-12 |
| Upper End, Mountcharles, Co Donegal | €101,000 | 2024-03-01 |
| Upper Fanaboy, Gortahork, Co Donegal | €155,000 | 2020-06-19 |
| Upper Fanaboy, Gortahork, Fanaboy | €70,000 | 2024-04-17 |
| Upper Faugher, Portnablagh, Letterkenny | €148,000 | 2020-11-11 |
| Upper Floor Flats, Altaghaderry, Killea | €40,000 | 2016-02-18 |