| Union Street / Lord Edward Street, Sligo | €25,000 | 2013-07-16 |
| Union, Collooney | €46,000 | 2015-05-27 |
| Unit 1 1ST Floor, Ardaghowen, Sligo Town | €90,000 | 2022-07-26 |
| Unit 1, The Candy Store, Pearse Road | €60,000 | 2021-01-26 |
| Unit 16, Ard Na Greine Care Facility, Enniscrone | €140,000 | 2025-12-17 |
| Unit 2 1ST Floor, Ardaghowen, Sligo Town | €90,000 | 2022-07-26 |
| Unit 3 1ST Floor, Ardaghowen, Sligo Town | €90,000 | 2022-07-26 |
| Unit 3 Citygate, Sligo | €35,000 | 2014-05-09 |
| Unit 3 Clarion Village, Ballytivnan, Sligo | €57,269 | 2015-04-24 |
| Unit 4 1ST Floor, Ardaghowen, Sligo Town | €90,000 | 2022-07-26 |
| Unit 41 Marella, Enniscrone | €75,000 | 2013-12-20 |
| Unit 5 Block A, City Gate, Connolly St | €145,000 | 2024-03-28 |
| Unit 9 - Block A, Coach House, Citygate | €72,000 | 2019-10-24 |
| Unit B8 Citygate, Mailcoach Road, Sligo | €40,000 | 2013-12-19 |
| Unit No. 41, Balisodare Town Centre, Ballisodare | €35,000 | 2021-06-18 |
| Unit No. 6, The Halford Centre, Enniscrone | €59,000 | 2012-07-19 |
| Upper Doonflynn, Skreen, County Sligo | €35,000 | 2016-07-29 |
| Upper Lacken, Enniscrone, Co.sligo | €175,000 | 2012-04-04 |
| Upper Mullaghmore, Cliffoney, Mullaghmore | €342,000 | 2024-03-11 |
| Upper Road, Strandhill, Co Sligo | €411,012 | 2018-01-09 |
| Upper Rosses Point, Rosses Point, Sligo | €355,000 | 2022-07-21 |
| Upper Rosses, Rosses Point | €425,000 | 2015-03-27 |
| Upper Rosses, Rosses Point, Co. Sligo | €252,000 | 2021-07-30 |
| Upper Rosses, Rosses Point, Sligo | €1,160,000 | 2025-12-10 |
| Upperclogher, Monasteraden, Co. Sligo | €48,000 | 2018-01-03 |
| Upperwood, Grange, Sligo | €50,000 | 2015-03-20 |
| Urlar House, Urlar, Carney | €172,000 | 2025-10-30 |
| Urlar, Carney, Co Sligo | €135,000 | 2017-08-03 |
| Urlar, Carney, County Sligo | €100,000 | 2021-06-23 |
| Urlar, Drumcliffe, Co Sligo | €490,000 | 2024-01-26 |
| Urlar, Drumcliffe, Sligo | €755,000 | 2025-03-10 |
| Valmeed, Pearse Road, Sligo | €110,000 | 2013-07-22 |
| Village Road, Rosses Point | €170,000 | 2013-11-19 |
| Walshs House, Lisnalurg, Old Bundoran Road | €191,500 | 2014-02-14 |
| Washington House, Cregg, Rosses Point | €1,890,000 | 2018-12-10 |
| Waterpoint Lodge, 5 Carrowhubbuck Holiday Village, Enniscrone | €181,000 | 2021-11-05 |
| Wavecrest House, Main St, Inniscrone | €395,000 | 2023-05-26 |
| Wavecrest, Carrowhubbock South, Inniscrone | €315,000 | 2023-08-03 |
| Wembley Lodge, Rosses Point, Sligo | €800,000 | 2026-06-09 |
| Westbourne, Old Cartron, Sligo | €145,000 | 2016-06-24 |
| Westcombe, Buenos Aires Dr, Strandhill | €490,000 | 2021-06-17 |
| White House, Shore Rd, Strandhill | €550,000 | 2021-09-25 |
| Whitehill, Ballinafad, Sligo | €30,000 | 2015-02-06 |
| Whitehill, Riverstown, Co. Sligo | €240,000 | 2021-05-10 |
| Whitethorn Hill, Ballyweelin, Rosses Point | €420,000 | 2013-12-20 |
| Whitethornhill, Ballyweelin T, Rosses Point | €810,000 | 2023-10-12 |
| Willowbrook Cottage, Ballinacarrow | €87,000 | 2012-12-20 |
| Wilmac, Collooney, Co Sligo | €200,000 | 2021-03-19 |
| Windermere, Rosses Point, Sligo | €245,000 | 2017-04-28 |
| Windy Ridge, Carrowmore, Sligo | €380,000 | 2018-03-26 |
| Wisteria Cottage, Upper Rosses Point, Co. Sligo | €100,000 | 2023-06-02 |
| Wolfe Tone Dental Surgery, Wolfe Tone St, Sligo | €260,000 | 2022-09-09 |
| Wolfe Tone Squaqre, Tubbercurry | €60,000 | 2013-09-27 |
| Wolfe Tone St, Ballymote, Co Sligo | €123,000 | 2017-06-30 |
| Wolfe Tone St, Ballymote, Sligo | €245,000 | 2026-04-30 |
| Wood Dale Cottage, 5 Ballydoogan, Sligo | €145,000 | 2023-10-31 |
| Woodbine Lodge, Coney, Ballisodare | €650,000 | 2026-08-27 |
| Woodbine, Strandhill Rd, Sligo | €450,000 | 2021-12-21 |
| Woodbrook, Carrownacleigha, Coolaney | €340,000 | 2023-04-20 |
| Woodbrook, Green Rd, Coolaney | €176,000 | 2017-10-25 |
| Woodfield, Ballintogher, Sligo | €100,000 | 2026-08-06 |
| Woodfield, Ballymote | €36,000 | 2012-01-12 |
| Woodfield, Ballymote, Co Sligo | €280,000 | 2020-03-04 |
| Woodfield, Ballymote, Sligo | €50,000 | 2025-10-27 |
| Woodford, Colmcille Dr, Rosses Point | €755,000 | 2022-07-20 |
| Woodhaven, Hazelwood, Sligo | €405,000 | 2021-11-25 |
| Woodlands Cottage, Moygara, Gurteen | €60,000 | 2022-09-14 |
| Woodlands, Munninane, Grange | €445,000 | 2021-06-28 |
| Woodpark, Ballyhaunis, Sligo | €45,000 | 2024-03-26 |
| Woodside Lodge, Ballydrehid, Ballisodare | €275,000 | 2013-07-12 |
| Woodview House, Rathrippon, Collooney | €335,000 | 2024-11-22 |
| Woodville Road, Sligo | €263,800 | 2011-02-15 |
| Woodville Road, Sligo, Sligo | €500,000 | 2023-12-08 |
| Woodville, Cummeen, Sligo | €1,170,000 | 2026-01-14 |
| Wooloowin, 5 Linnet Lane, Kevinsfort | €340,000 | 2018-07-23 |
| Yeats Village, Ballytivnan, Sligo | €125,000 | 2023-04-25 |
| Yew Tree Cottage, Markree, Collooney | €190,000 | 2021-07-05 |