| 12 Dartry Court, Dinglei Coush, Bundoran | €127,500 | 2022-03-11 |
| 12 Diamond Court, The Diamond, Castlefin | €58,000 | 2017-01-27 |
| 12 Droim Ard Avenue, Ramelton Road, Letterkenny | €235,242 | 2012-04-03 |
| 12 Drumboe Cottages, Stranorlar, Donegal | €146,000 | 2026-06-24 |
| 12 Drumcarbit Mews, Malin, Donegal | €60,000 | 2022-07-29 |
| 12 Dun Ard, Kiltoy, Letterkenny | €225,000 | 2017-07-14 |
| 12 Dun Na Ri, Buncrana, Donegal | €157,000 | 2023-03-16 |
| 12 Dungarron, Gortlee, Letterkenny | €102,500 | 2018-03-15 |
| 12 Dunne House, High Rd, Letterkenny | €60,000 | 2023-07-12 |
| 12 Elisabeth Court, Bundoran, Donegal | €50,000 | 2018-05-18 |
| 12 Fairgreen Park, Letterkenny | €60,000 | 2015-03-25 |
| 12 Fairgreen, Letterkenny | €38,190 | 2012-12-27 |
| 12 Fairview Manor, Burnfoot, Donegal | €236,000 | 2026-09-04 |
| 12 Farmleigh Woods, Donegal Town | €221,630 | 2024-06-26 |
| 12 Fintra Bay, Killybegs, Donegal | €157,000 | 2020-09-25 |
| 12 Firmount, Milford | €60,793 | 2011-07-04 |
| 12 Forest Park, Killygordon, Lifford | €43,000 | 2018-12-04 |
| 12 Forte Apartments, Letterkenny Forte Retail Park, Letterkenny | €23,125 | 2014-07-07 |
| 12 Foyle View, Quigleys Point, Muff | €120,000 | 2018-11-12 |
| 12 Gaddyduff Hs, Clonmany, Lifford | €32,750 | 2014-07-18 |
| 12 Gemstone Park, Gleneely, Donegal | €79,000 | 2015-05-15 |
| 12 Gerards Way, Carndonagh, Donegal | €55,000 | 2016-11-17 |
| 12 Gleann Glas, Lismonaghan, Letterkenny | €379,000 | 2026-02-17 |
| 12 Gleneadinn, Killylastin, Letterkenny | €97,500 | 2016-07-01 |
| 12 Glenview Park, Ballybofey, Co Donegal | €135,000 | 2019-10-31 |
| 12 Glor Na Dtonn, Mountcharles | €144,493 | 2021-12-14 |
| 12 Gort Na Greine, Letterkenny, County Donegal | €47,000 | 2015-05-20 |
| 12 Greenhills, Manorcunningham, Donegal | €120,500 | 2021-06-24 |
| 12 Greenmount, Forquar, Milford | €95,000 | 2013-12-17 |
| 12 Harmony Hill, Kiltoy, Letterkenny | €202,000 | 2019-12-10 |
| 12 Hawthorn Close, Ballybofey, Lifford | €52,190 | 2014-06-16 |
| 12 Hawthorn Meadows, Malin Rd, Carndonagh | €95,000 | 2025-09-10 |
| 12 Hazelwood Dr, Drumboy, Lifford | €130,000 | 2020-11-10 |
| 12 Highfield, Ardeskin, Donegal Town | €209,251 | 2020-12-11 |
| 12 Hollywell, Retirement Village, Killea | €33,333 | 2018-11-09 |
| 12 Keenaghan, Kilcar | €62,500 | 2024-05-03 |
| 12 Kildrum Meadows, Killea, Donegal | €43,850 | 2014-01-24 |
| 12 Killylastin Heights, Letterkenny, Donegal | €125,000 | 2016-06-13 |
| 12 Kinnegar Close, Rathmullan, Letterkenny | €410,000 | 2025-11-13 |
| 12 Laganmore Cottages, Portnablagh | €195,000 | 2023-05-26 |
| 12 Lawnsdale, Ballybofey, Donegal | €145,000 | 2023-04-20 |
| 12 Lennon View, Kilmacrennan, Co Donegal | €57,500 | 2016-02-19 |
| 12 Lennon View, Ramelton, Letterkenny | €39,450 | 2012-09-13 |
| 12 Letterkenny Rd, Lifford, Donegal | €120,000 | 2026-02-13 |
| 12 Lios Na Greine, Burnfoot, County Donegal | €72,000 | 2016-07-11 |
| 12 Lisadell Avenue, West End, Bundoran | €411,000 | 2023-07-26 |
| 12 Lisnenan Court, Letterkenny | €70,900 | 2014-07-15 |
| 12 Lisnenan Court, Letterkenny, Co Donegal | €158,000 | 2018-02-28 |
| 12 Logan Close, Ludden, Buncrana | €110,000 | 2023-01-13 |
| 12 Lois An Chnoic, Letterkenny | €349,500 | 2026-07-03 |
| 12 Loughcastle View, Ballymacathur, Greencastle | €120,000 | 2015-11-30 |
| 12 Main Street, Convoy, Co Donegal | €110,000 | 2026-06-09 |
| 12 Manor Court, Moville | €55,000 | 2012-12-19 |
| 12 Manor View Park, Letterkenny, Co Donegal | €50,000 | 2014-12-22 |
| 12 Maple Drive, Bundoran | €155,000 | 2011-07-14 |
| 12 Marian Villas, Donegal, Donegal | €110,000 | 2021-07-27 |
| 12 Marine Court, Bundoran, Co. Donegal | €70,000 | 2019-11-20 |
| 12 Marine View, Bundoran, Co Donegal | €56,750 | 2015-08-21 |
| 12 Mcclures Terrace, Letterkenny, Donegal | €50,000 | 2015-02-06 |
| 12 Mcneely Villas, Letterkenny, Donegal | €150,000 | 2024-12-13 |
| 12 Meadowfield Manor, Newtowncunningham, Donegal | €185,000 | 2023-05-12 |
| 12 Millpark Apartmet, Millpark Hotel, Donegal | €125,145 | 2020-08-04 |
| 12 Milltown Court, Kilmacrennan, Donegal | €55,000 | 2018-06-26 |
| 12 Mulberry Avenue, Buncrana | €130,000 | 2011-05-11 |
| 12 Mulroy Court, Forguar, Milford Donegal | €165,000 | 2023-10-23 |
| 12 Newpark Gardens, Greencastle Rd, Moville | €110,000 | 2024-10-18 |
| 12 Oakfield Crescent, Straboe, Buncrana | €135,000 | 2023-05-11 |
| 12 Oaklands Park, Letterkenny, Donegal | €260,000 | 2023-06-21 |
| 12 Orchard Close, Manorcunningham, Donegal | €217,000 | 2025-06-11 |
| 12 Orchid Grove, Newtowncunningham, Donegal | €77,000 | 2015-04-01 |
| 12 Pairc Na Bealtaine, Raphoe, Lifford | €34,700 | 2018-04-22 |
| 12 Patricks Hill, Dunfanaghy, Donegal | €225,000 | 2017-12-21 |
| 12 Port Road, Letterkenny | €143,100 | 2025-07-25 |
| 12 Quiet Water, Muff, Co Donegal | €182,000 | 2021-05-26 |
| 12 Radharc Na Tra, Ballyness, Falcarragh | €154,185 | 2022-09-28 |
| 12 Radharc Nacoille, Drumkeen, Ballybofey | €117,000 | 2015-08-20 |
| 12 Railway Court, Pearse Road, Letterkenny | €30,000 | 2015-02-24 |
| 12 Rann Mor Walk, Letterkenny, Co Donegal | €190,000 | 2021-12-22 |
| 12 Rann Mor, Letterkenny | €112,334 | 2015-07-10 |
| 12 Rinn Na Mara, Kill, Dunfanaghy | €292,731 | 2017-03-15 |
| 12 River Walk, Bundoran, Co. Donegal | €215,000 | 2010-05-11 |
| 12 Riverside Park, Clonmany, Donegal | €151,000 | 2026-07-24 |
| 12 Riverside View, Pearse Road, Letterkenny | €20,000 | 2015-11-25 |
| 12 Rockview, Ballyshannon, Co Donegal | €205,000 | 2024-06-12 |
| 12 Ros Mor, Donegal Town | €25,000 | 2014-04-11 |
| 12 Rosebank Court, Moville, Co Donegal | €125,000 | 2018-04-09 |
| 12 Ross Avenue, Bundoran | €158,590 | 2019-12-19 |
| 12 Sea Crest, Bundoran, Donegal | €61,000 | 2015-07-01 |
| 12 Sessiagh Park, Castlefin, Co Donegal | €78,000 | 2014-12-01 |
| 12 Sessiagh View Donegal Rd, Ballybofey, Donegal | €145,000 | 2023-04-06 |
| 12 Sheskinatinny Bridge, Glenties, Co Donegal | €105,000 | 2016-01-15 |
| 12 Solomons Court, Glencar Scotch, Letterkenny | €105,000 | 2015-06-30 |
| 12 Solomons Manor, Letterkenny, Co Donegals | €72,500 | 2016-10-07 |
| 12 Springfield Carroweragh Road, Carndonagh, Donegal | €96,000 | 2020-08-25 |
| 12 St Benildus Ave, Ballyshannon, Co Donegal | €35,100 | 2023-04-04 |
| 12 St Bridgets Terrace, Bundoran, Donegal | €98,000 | 2021-01-27 |
| 12 St Egney's Terrace, Buncrana, Co Donegal | €150,000 | 2026-05-07 |
| 12 St Eunans Court, Convent Road, Letterkenny | €98,500 | 2019-05-14 |
| 12 St James Court, Ballyliffin, Co Donegal | €67,500 | 2019-04-04 |
| 12 St Olivers Ave, Buncrana, Donegal | €16,000 | 2026-09-17 |
| 12 Staisiun Na Cuirte, Falcarragh, Letterkenny | €190,000 | 2026-05-15 |
| 12 Stoneywood, Culdaff, Co Donegal | €60,000 | 2015-06-23 |
| 12 Stáisiún Na Cúirte, Falcarragh, Letterkenny. | €96,000 | 2012-09-21 |
| 12 Summerhill, Buncrana, Donegal | €122,500 | 2014-05-13 |
| 12 Surfers Cove, Bundoran | €125,000 | 2010-03-26 |
| 12 Surfers Cove, Tullan Strand Rd, Bundoran | €250,000 | 2026-04-16 |
| 12 The Close, Scholarstown Wood, Scholarstown Road | €625,000 | 2023-09-29 |
| 12 The Forest, Ballymacool, Letterkenny | €190,000 | 2025-09-22 |
| 12 The Fort, Greencastle | €165,000 | 2014-02-19 |
| 12 The Garden, Ballymacool, Letterkenny | €166,000 | 2022-11-02 |
| 12 The Gardens, Portsalon, Donegal | €215,000 | 2014-11-20 |
| 12 The Grange, Lurganboy, Donegal Town | €249,500 | 2022-09-16 |
| 12 The Green, Ballymacool, Letterkenny | €118,000 | 2021-01-25 |
| 12 The Hawthorns, Ardravan, Buncrana | €120,000 | 2016-01-11 |
| 12 The Link, Bundoran, Donegal | €50,000 | 2010-10-13 |
| 12 The Links, Greencastle, Elevenballybows | €122,000 | 2017-08-17 |
| 12 The Links, Portnablagh, Dunfanaghy | €178,000 | 2021-03-16 |
| 12 The Park Blue Cedars, Blue Cedars, Glenfin Rd | €165,000 | 2022-07-11 |
| 12 The Racecourse, Kilmacrenan, Donegal | €125,000 | 2021-03-26 |
| 12 The Sycamores, Rathmullan, Donegal | €113,500 | 2014-07-30 |
| 12 West Port, Ballyshannon, Co Donegal | €172,000 | 2025-05-02 |
| 12 Westfield, Newtowncunningham, Lifford | €152,000 | 2015-10-30 |
| 12 Westpoint Manor, Quigleys Point, Donegal | €150,000 | 2022-11-16 |
| 12 Westside, Lower Main St, Letterkenny | €51,000 | 2022-09-30 |
| 12 Whitehill, Muff | €84,000 | 2013-07-10 |
| 12 Whitehill, Muff, Donegal | €103,500 | 2017-05-29 |
| 12 Whitethorn Grove, Letterkenny, Co. Donegal | €107,000 | 2016-12-08 |
| 12 Windy Heights, Letterkenny | €72,500 | 2015-06-10 |
| 12 Wood Park, Lismonaghan, Letterkenny | €115,000 | 2015-05-12 |
| 120 Ard Ban, Muff | €162,996 | 2016-04-18 |
| 120 Crieve Mor Avenue, Crievesmith, Letterkenny | €351,982 | 2023-10-16 |
| 120 Foxhills, Letterkenny, Donegal | €195,000 | 2023-12-15 |
| 120 The Beeches, Navenny, Ballybofey | €281,938 | 2025-12-19 |
| 120 Thornberry, Carnamuggagh Upper, Letterkenny | €450,000 | 2026-06-18 |
| 120 West Point Avenue, The Mullans, Donegal | €242,291 | 2023-08-04 |
| 121 Crieve Mor Avenue, Crievesmith, Letterkenny | €263,877 | 2023-10-12 |
| 121 Marine Dr, Killybegs, Donegal | €140,000 | 2021-11-22 |
| 121 The Beeches, Ballybofey | €273,127 | 2025-05-08 |
| 122 Ard Ban, Muff, Donegal | €260,000 | 2026-04-28 |
| 122 Crieve Mor Avenue, Crievesmith, Letterkenny | €299,500 | 2023-10-18 |
| 122 Meadowhill, Letterkenny, Donegal | €98,000 | 2024-10-22 |
| 122 The Beeches, Navenny, Ballybofey | €285,744 | 2025-09-17 |
| 122 Thornberry, Letterkenny | €404,802 | 2026-05-18 |
| 122 West Point Avenue, Donegal Town | €281,101 | 2025-02-13 |
| 123 Ballymacool Wood, Letterkenny, Donegal | €116,000 | 2020-10-07 |
| 123 Crieve Mor Avenue, Crievesmith, Letterkenny | €263,877 | 2023-10-06 |
| 123 Foxhills, Letterkenny, Donegal | €165,000 | 2023-03-03 |
| 123 Marine Drive, Killybegs | €50,000 | 2013-09-06 |
| 123 The Beeches, Navenny, Ballybofey | €281,938 | 2025-05-16 |
| 124 Ballymacool Woods, Ballymacool, Letterkenny | €175,000 | 2024-05-24 |
| 124 Meadowhill, Ardarawer, Letterkenny | €149,000 | 2016-06-20 |
| 124 The Beeches, Navenney, Ballybofey | €285,506 | 2025-07-16 |
| 124 Thornberry, Carnamuggagh, Letterkenny | €227,000 | 2022-08-25 |
| 124 West Point Avenue, Donegal Town | €242,291 | 2022-12-16 |
| 125 Crieve Mor Avenue, Crievesmith, Letterkenny | €263,877 | 2023-10-24 |
| 125 Meadow Hill, Letterkenny, Donegal | €162,000 | 2017-07-28 |
| 125 St Finians Park, Moville, Donegal | €100,000 | 2021-12-01 |
| 125 The Beeches, Navenny, Ballybofey | €281,938 | 2025-07-17 |
| 126 Ard Odonnell, Letterkenny, Donegal | €177,000 | 2023-12-01 |
| 126 Foxhills, Letterkenny, Donegal | €87,000 | 2015-04-15 |
| 126 The Beeches, Ballybofey, Co Donegal | €281,938 | 2025-08-14 |
| 126 Westpoint, Donegal Town | €242,290 | 2022-12-02 |
| 127 Ard Colgan, Cardonagh, Donegal | €65,000 | 2018-07-16 |
| 127 Crieve Mor Avenue, Crievesmith, Letterkenny | €277,093 | 2025-01-13 |
| 127, Ard Ban, Muff | €128,000 | 2019-11-12 |
| 128 Ard Colgan, Carndonagh | €75,000 | 2011-11-24 |
| 128 Ard Odonnell, Letterkenny, Donegal | €187,500 | 2021-04-22 |
| 128 Ardpatrick, Glenties, Donegal | €144,000 | 2021-09-17 |
| 128 Crieve Mor Avenue, Crievesmith, Letterkenny | €303,524 | 2024-12-17 |
| 128 Foxhills, Carnamuggah Upper, Letterkenny | €191,000 | 2023-07-05 |
| 128 Foxhills, Upper Carnamuggagh, Letterkenny | €110,000 | 2011-09-26 |
| 128 Meadowhill, Letterkenny | €127,500 | 2012-03-06 |
| 128 Meadowhill, Letterkenny, Donegal | €165,000 | 2019-04-29 |
| 128 The Beeches, Ballybofey | €264,317 | 2025-12-08 |
| 128 West Point Avenue, Donegal Town, Co. Donegal | €242,300 | 2023-09-26 |
| 129 Crieve Mor Avenue, Letterkenny | €241,850 | 2025-12-11 |
| 129 Foxhills, Letterkenny, Donegal | €136,000 | 2022-05-11 |
| 129 Meadowhill, Kiltoy, Letterkenny | €145,000 | 2016-07-08 |
| 129 Redcastle Cottages, Redcastle, Co Donegal | €88,000 | 2018-09-28 |
| 129 The Beeches, Navenny, Ballybofey | €264,317 | 2025-08-29 |
| 12A Admiran Park, Stranorlar, Ballybofey | €70,000 | 2019-09-05 |
| 12A Ben Bulben View, Bundoran, Donegal | €70,000 | 2017-12-18 |
| 12A Benwhisken, Dingli Coush, Bundoran | €130,000 | 2021-09-08 |
| 12A Churchview, St Johnston, Donegal | €120,000 | 2020-07-30 |
| 12A Forrest Park, Killygordon, Lifford | €37,500 | 2016-06-30 |
| 12A Harmony Hill, Kiltoy, Letterkenny | €147,000 | 2019-12-13 |
| 12A Lawnsdale, Ballybofey, Lifford | €165,000 | 2022-06-10 |
| 12A Lennon Grove, Ramelton, Letterkenny | €115,000 | 2018-04-18 |
| 12A Lower Main Street, Buncrana, Co Donegal | €91,000 | 2015-02-18 |
| 12A Rinn Na Mara, Dunfanaghy | €329,185 | 2016-11-09 |
| 12A Sessiagg View, Ballybofey, Donegal | €128,000 | 2020-10-30 |
| 12A, Tullan Strand Road, Bundoran | €97,000 | 2012-11-29 |
| 12B Fairview Manor, Burnfoot, Donegal | €205,000 | 2024-05-28 |
| 12B The Links, Tullan Strand Rd, Bundoran | €100,000 | 2012-12-21 |
| 12a Adravan Square, Buncrana | €65,000 | 2013-12-19 |
| 12a Gleann Glas, Lismonaghan, Letterkenny | €379,000 | 2026-04-17 |
| 12a Strand View, Rossnowlagh | €192,000 | 2012-10-26 |
| 12b Adaravan Square, Buncrana | €65,000 | 2013-12-19 |
| 13 Abbeyvillas, Manorcunnigham, Co Donegal | €102,000 | 2022-07-07 |
| 13 Academy Court, Letterkenny | €37,500 | 2014-10-03 |