| Knockgarron, Convoy | €105,000 | 2011-12-16 |
| Knocknabrin, Glencar, Letterkenny | €120,000 | 2019-01-16 |
| Knocknafaugher, Dunfanaghy, Donegal | €240,000 | 2022-10-20 |
| Knocknagarran, Convoy, Donegal | €210,000 | 2024-01-26 |
| Knocknagow, Ballydevitt, Co Donegal | €166,000 | 2019-01-09 |
| Knocknahorna, Dunkineely, Co Donegal | €90,000 | 2021-09-29 |
| Knocknamona Apt, Knocknamona Crescent, Letterkenny | €55,000 | 2020-12-22 |
| Knocknamona, Letterkenny, County Donegal | €95,000 | 2020-12-22 |
| Knocknamona, Letterkenny, Donegal | €130,000 | 2023-06-12 |
| Knockrawer, Castlefin, Co Donegal | €130,000 | 2019-05-30 |
| Knockybrin, Letterkenny | €155,000 | 2013-01-14 |
| Knowehead Manse, Muff, Lifford | €500,000 | 2023-04-28 |
| Knowehead Rd, Muff, Inishowen | €235,000 | 2018-10-08 |
| Knowehead, Muff, Donegal | €92,000 | 2020-03-23 |
| Knowhead Rd, Lenamore, Muff | €41,000 | 2018-07-13 |
| Koltol, Convoy, Lifferd | €230,000 | 2022-11-22 |
| L5103, Baile Na Craige, Gortahork | €175,000 | 2022-09-15 |
| L5333, Carrickmacgarvey, Derrybeg | €210,000 | 2023-10-13 |
| La Residence Oakgrove, Woodlands, Letterkenny | €374,449 | 2010-08-10 |
| La- Rocha, Driminnin, Donegal Town | €375,000 | 2019-10-15 |
| Labadish, Manorcunningham, Letterkenny | €180,000 | 2016-10-04 |
| Laburnum House, Summerhill, Moville | €406,000 | 2022-10-28 |
| Laburnum House, The Diamond, Ardara | €100,000 | 2018-09-20 |
| Lackaduff, Ardara, Co. Donegal | €200,000 | 2026-07-09 |
| Lackagh Bridge, Creeslough, Co Donegal | €100,000 | 2021-02-08 |
| Lackagh, Portnoo | €228,523 | 2013-09-04 |
| Lackagh, Portnoo, Co Donegal | €33,333 | 2026-07-02 |
| Lackagh, Portnoo, Donegal | €330,000 | 2019-01-21 |
| Lackaghmore, Portnoo, Co. Donegal | €125,000 | 2023-02-24 |
| Lackbeg, Burtonport, Donegal | €60,000 | 2020-12-08 |
| Lackemey, Moville, Co Donegal | €50,000 | 2026-09-11 |
| Lackenagh, Burtonport | €100,000 | 2014-05-09 |
| Lackenagh, Burtonport, Co. Donegal | €70,000 | 2026-07-17 |
| Lackenagh, Burtonport, Donegal | €240,000 | 2026-09-21 |
| Lackenagh, Burtonport, Letterkenny | €50,000 | 2021-07-21 |
| Lackeney, Moyville, Co Donegal | €40,000 | 2025-10-10 |
| Lacklum, Laghey, Donegal | €190,000 | 2023-05-19 |
| Lacknacoo, Churchill, Letterkenny | €425,000 | 2023-06-23 |
| Laconnell, Ardara, Co Donegal | €140,000 | 2024-06-21 |
| Laconnell, Ardara, Donegal | €180,000 | 2021-05-06 |
| Lagacurry Isle Of Doagh, Clonmanny, Donegal | €215,000 | 2022-06-13 |
| Lagahurry, Isle Of Doagh, Clonmany | €40,000 | 2020-07-06 |
| Lagg, Malin, Donegal | €42,500 | 2021-06-01 |
| Lagg, Marble Hill Rd, Dunfanaghy P O | €295,000 | 2025-08-20 |
| Laghey Barr, Laghey | €80,000 | 2015-04-17 |
| Laghey Village, Main Street, Donegal | €425,000 | 2023-12-22 |
| Laghey, Barr, Laghey Po | €160,000 | 2019-05-21 |
| Laghey, Co Donegal | €40,000 | 2020-05-06 |
| Laghill, Glencolmcille, Donegal | €70,250 | 2017-06-28 |
| Lahardan, Rathmullan | €115,000 | 2012-04-05 |
| Lahardan, Rathmullan, Donegal | €297,704 | 2015-01-30 |
| Laheen, Cavangarden, Ballyshannnon | €60,000 | 2017-03-24 |
| Laherden, Rathmullen, County Donegal | €61,250 | 2024-07-30 |
| Lakehouse 2, Roshin, Dunfanaghy | €385,000 | 2020-07-16 |
| Lakeside Cottage, Fanavolty, Fanad | €395,000 | 2011-06-30 |
| Lakeside Cottage, Fanavolty, Letterkenny | €390,000 | 2022-05-06 |
| Lakeside Lodge, The Mullins, Ballyshannon | €399,500 | 2024-11-14 |
| Lakeside, Bunaman, Annagry | €225,000 | 2023-10-23 |
| Lakeside, Cashelard, Ballyshannon | €305,000 | 2023-11-28 |
| Lakeview House, Loughanure, Annagry | €70,000 | 2011-06-21 |
| Lakeview, Forquar, Milford | €124,500 | 2019-06-07 |
| Lakeview, Mullaghduff, Kincasslagh | €75,000 | 2018-10-23 |
| Lanalea House, Old Town, Letterkenny | €155,000 | 2023-09-14 |
| Lanehead, Golf Course Road, Letterkenny | €535,000 | 2024-05-17 |
| Lar A'gaoith, Meenagowna, Lettermacaward | €308,000 | 2025-07-30 |
| Laragh, Lower Carnamuggagh, Letterkenny | €500,000 | 2026-05-13 |
| Larganreagh, Dowings, Co Donegal | €315,000 | 2025-04-23 |
| Larganreagh, Downings, Letterkenny | €80,000 | 2022-04-08 |
| Largantrean, Glen, Carrigart | €17,845 | 2014-04-22 |
| Largatreany, Horn Head, Dunfanaghy | €270,000 | 2022-06-13 |
| Largnalarkan, Cloghan, Lifford | €70,000 | 2020-07-02 |
| Largnalarkin, Cloghan, Donegal | €20,000 | 2018-12-11 |
| Largy, Killybegs, County Donegal | €85,000 | 2018-02-07 |
| Largymore, Kilcar | €78,125 | 2010-09-13 |
| Largymore, Kilcar, Donegal | €350,000 | 2021-10-29 |
| Largynagreana, Killybegs, Donegal | €55,900 | 2025-05-06 |
| Largynagrena, Killybegs, Co Donegal | €30,000 | 2018-05-22 |
| Largynaseeragh, Ardara, Donegal | €100,000 | 2026-01-15 |
| Largysillagh, Killybegs, Co Donegal | €190,000 | 2023-05-08 |
| Las Salines, Gortanny, Quigleys Point | €222,000 | 2020-03-03 |
| Laught, Castlefin, Donegal | €20,000 | 2016-06-17 |
| Laught, Convoy, Co Donegal | €385,000 | 2022-06-29 |
| Laurenvale, Knockbrack, Letterkenny | €374,450 | 2022-07-28 |
| Lauri Terrace, Main Street, Stranorlar | €59,000 | 2016-08-23 |
| Laverne, Malin Road, Carndonagh | €150,000 | 2026-03-19 |
| Leaba Padraig, Churchtown, Carndonagh | €111,500 | 2014-02-11 |
| Leabgarrow, Arranmore Island, County Donegal | €48,000 | 2019-07-10 |
| Leabgarrow, Arranmore Island, Donegal | €70,000 | 2025-09-04 |
| Leabgarrow, Arranmore, Donegal | €90,000 | 2024-09-04 |
| Leabrannagh, Arranmore, Donegal | €80,000 | 2016-01-22 |
| Leaght, Convoy, Donegal | €290,000 | 2022-12-15 |
| Leaght, Convoy, Lifford Po | €196,000 | 2024-12-05 |
| Leamagowra Lodge, Leamagowra, Glencolumcille | €120,000 | 2025-04-08 |
| Leargan La Saoire, Glencolmcille, Co Donegal | €175,000 | 2021-06-04 |
| Leatbeg, Cashel Po, Ballyheerin | €90,000 | 2022-11-22 |
| Leatbeg, Fanad | €93,000 | 2012-07-03 |
| Leathardan, Rathmullan, County Donegal | €140,000 | 2026-06-09 |
| Leathardan, Rathmullan, Donegal | €230,000 | 2024-02-26 |
| Leathardan, Rathmullan, Letterkenny | €287,500 | 2021-08-06 |
| Lecamey, Carndonagh, Co Donegal | €94,000 | 2016-09-07 |
| Lecamy House, Lecamy, Carndonagh | €115,000 | 2013-10-18 |
| Leckanagh, Burtonport, Co Donegal | €82,000 | 2019-07-17 |
| Leckenagh, Burtonport | €50,956 | 2013-05-02 |
| Leckenagh, Burtonport, Co Donegal | €275,000 | 2023-11-28 |
| Leckenagh, Burtonport, County Donegal | €25,000 | 2021-03-03 |
| Lederg, Dunree, Buncrana | €201,000 | 2023-05-04 |
| Leenakiel, Clonmany | €30,000 | 2010-12-01 |
| Leenan, Clonmany | €68,689 | 2013-05-03 |
| Leenan, Clonmany, Donegal | €25,000 | 2025-09-19 |
| Leenan, Clonmany, Urris | €165,000 | 2014-01-29 |
| Leenan, Urris, Clonmany | €95,000 | 2024-06-19 |
| Leffin Brae, Dungloe, Co. Donegal | €159,000 | 2024-06-19 |
| Leffin, Burtonport, Co Donegal | €34,500 | 2018-07-11 |
| Leffin, Dungloe, Co Donegal | €179,000 | 2023-03-21 |
| Leffin, Dungloe, Donegal | €40,000 | 2020-04-01 |
| Leffin, Sheskinarone, Dungloe | €245,000 | 2026-05-18 |
| Lefinn, Dungloe, Letterkenny | €60,109 | 2021-12-13 |
| Legaltion, Ballyshannon, Donegal | €125,000 | 2024-09-26 |
| Legan, Inver P O, Donegal | €55,000 | 2020-10-20 |
| Leghowney, Barnesmore, Co Donegal | €125,000 | 2018-09-21 |
| Leghowney, Barnesmore, Donegal Town | €164,000 | 2023-04-14 |
| Leghowney, Donegal | €130,000 | 2019-11-01 |
| Leghowney, Donegal Town, Co. Donegal | €380,000 | 2025-08-15 |
| Legland, Drumkeen, Co Donegal | €100,000 | 2024-04-09 |
| Legland, Rathmullan, Donegal | €60,000 | 2016-12-23 |
| Legland, Rathmullan, Letterkenny | €125,000 | 2025-11-04 |
| Legmuckduff, Milford | €30,000 | 2012-10-08 |
| Legnabraid, Castlefin, County Donegal | €35,000 | 2025-09-18 |
| Legnabraide, Ballindrait, Lifford | €180,000 | 2026-04-20 |
| Legnahdorey, Kilmacrennan, Letterkenny | €320,000 | 2020-11-04 |
| Legnahoorey, Kilmacrennan | €361,300 | 2026-02-16 |
| Legnahoorey, Kilmacrennan, Donegal | €206,000 | 2022-10-25 |
| Legnahoorey, Kilmacrennan, Letterkenny | €436,123 | 2024-06-06 |
| Legnahoory, Kilmacrennan | €333,600 | 2026-09-08 |
| Legnahoory, Kilmacrennan, County Donegal | €40,000 | 2021-06-22 |
| Legnahoory, Kilmacrennan, Donegal | €310,000 | 2019-12-17 |
| Legnahoory, Letterkenny, Donegal | €70,000 | 2025-11-27 |
| Legnahorey, Kilmacrennan | €105,000 | 2011-05-04 |
| Legnahorey, Kilmacrennan, Letterkenny | €335,000 | 2023-03-20 |
| Legnanoroge, Ballintra, Donegal | €122,000 | 2018-07-16 |
| Legnathraw, Saint Johnston, County Donegal | €50,000 | 2025-02-21 |
| Legnathraw, St Johnson, Donegal | €175,000 | 2017-11-22 |
| Legnathraw, St Johnston, Donegal | €450,000 | 2026-07-20 |
| Legnathraw, St Johnston, Lifford | €205,500 | 2016-09-22 |
| Legnathraw, St Johnstown, County Donegal | €112,500 | 2017-11-21 |
| Legnathraw, St. Johnston, County Donegal | €180,000 | 2024-07-23 |
| Lehardan, Rathmullan, Donegal | €95,000 | 2017-12-21 |
| Lehardan, Rathmullan, Letterkenny | €180,000 | 2019-09-17 |
| Leiter, Kilcar, Co Donegal | €115,000 | 2025-05-13 |
| Leiter, Kilcar, Donegal | €60,000 | 2019-11-14 |
| Leiter, Kilmacrennan | €321,585 | 2019-10-30 |
| Leitir Ailainn, Carrick Coyle, Gweedore | €165,000 | 2021-04-20 |
| Leitir Beag, Crievesmith, Letterkenny | €1,426,000 | 2019-03-28 |
| Leitir, Carthage, Culdaff | €76,000 | 2016-10-12 |
| Leitir, Kilcar, Co Donegal | €35,000 | 2021-09-02 |
| Leitir, Kilmacrennan | €237,885 | 2016-12-13 |
| Leitir, Kilmacrennan, County Donegal | €74,000 | 2021-11-16 |
| Leitir, Kilmacrennan, Donegal | €340,000 | 2025-11-19 |
| Leitrim, Gleneely | €25,000 | 2013-01-17 |
| Leitrim, Shore Rd, Kerrykeel | €220,000 | 2026-03-10 |
| Lemacrossan, Quigleys Point, Donegal | €145,000 | 2022-09-09 |
| Lenamore, Carrigart, Donegal | €169,000 | 2020-10-27 |
| Lenamore, Muff, Lifford | €100,000 | 2023-12-21 |
| Lenan, Clonmany, Co Donegal | €98,000 | 2025-04-01 |
| Lennon Grove, Ramelton | €201,004 | 2014-01-10 |
| Lennon View Cottage, Tank Road, Ramelton | €35,000 | 2017-05-18 |
| Leophin, Desertegney, Buncrana | €280,000 | 2021-12-17 |
| Leophin, Lingfout, Buncrana | €100,000 | 2023-12-18 |
| Leophin, Linsfort, Buncrana | €20,000 | 2026-05-21 |
| Leophin, Linsfort, Buncranca | €37,500 | 2019-10-03 |
| Lerginacarha, Ardara, Co. Donegal | €60,000 | 2016-03-14 |
| Lerrertreane, Letterbarrow, Donegal | €115,250 | 2017-04-07 |
| Lescargot, Pier Rd, Portnablagh | €480,000 | 2023-11-07 |
| Letter, Clonmany | €20,000 | 2013-03-11 |
| Letter, Clonmany, Co Donegal | €290,000 | 2022-08-30 |
| Letter, Clonmany, County Donegal | €100,000 | 2025-09-24 |
| Letter, Clonmany, Donegal | €60,000 | 2024-12-17 |
| Letter, Fahan, Donegal | €25,000 | 2026-03-06 |
| Letter, Urris, Clonmany | €85,550 | 2018-08-21 |
| Letteragh, Clontibret, Co Monaghan | €116,000 | 2021-03-19 |
| Letterbarra, Donegal, Donegal | €75,000 | 2020-12-22 |
| Letterbarrow, Co Donegal | €95,000 | 2023-03-31 |
| Letterbarrow, Donegal | €120,000 | 2018-10-03 |
| Letterbarrow, Donegal Town, Co. Donegal | €77,500 | 2018-10-08 |
| Letterbrick, Cloghan, Co Donegal | €35,000 | 2026-09-23 |
| Letterbrick, Cloghan, Lifford | €175,000 | 2022-01-14 |
| Letterbrick, Glenfinn, Lifford | €105,000 | 2025-09-12 |
| Lettercau (2nd Property), Crolly, Co. Donegal | €146,000 | 2019-05-21 |
| Lettercau, Crolly, Donegal | €50,000 | 2025-11-20 |
| Lettercaugh, Crolly, Letterkenny | €42,000 | 2022-04-22 |
| Lettercaugh, Dungloe, Co Donegal | €150,000 | 2021-12-08 |
| Lettercran, Pettigo, Donegal | €40,000 | 2022-10-19 |
| Letterfad, Letterbarrow | €83,835 | 2015-03-08 |
| Letterfad, Letterbarrow, Co Donegal | €172,500 | 2020-12-15 |
| Letterfad, Letterbarrow, Donegal | €98,679 | 2017-09-28 |
| Letterfad, Letterbarrow, Donegal P.o. | €142,000 | 2015-06-17 |
| Letterfad, Letterbarrow, Donegal Town | €228,000 | 2026-08-12 |
| Letterilly, Glenties | €100,000 | 2010-05-26 |
| Letterilly, Glenties, County Donegal | €285,000 | 2024-08-19 |
| Letterilly, Glenties, Donegal | €132,000 | 2022-07-12 |