| Sandymount, Blackrock, Dundalk | €450,000 | 2022-05-25 |
| Santa Maria, Old Dublin Road, Dundalk | €250,000 | 2020-02-04 |
| Santilla, Dublin Rd, Dundalk | €390,000 | 2024-02-23 |
| Saverne House, Oriel Terrace, Dundalk | €220,000 | 2020-06-19 |
| Scotchgreen, Kilcurry, Dundalk | €230,000 | 2025-01-16 |
| Seabeach House, Blackrock, Dundalk | €250,000 | 2014-07-10 |
| Seafield Rd Blackrock, Dundalk, Louth | €365,000 | 2019-05-02 |
| Seamar, Mount Ave, Dundalk | €333,000 | 2017-05-17 |
| Seatown Place, Dundalk, Louth | €320,000 | 2023-02-23 |
| Seecrin House, Riverstown, Dundalk | €105,000 | 2021-08-17 |
| Shandon, Carrick Road, Dundalk | €310,000 | 2012-09-29 |
| Shanmullagh, Hackballscross, Dundalk | €390,000 | 2025-08-19 |
| Shannonville, Dowdallshill, Dundalk | €312,000 | 2018-04-11 |
| Shanry, Greyacre Rd, Dundalk | €385,000 | 2021-03-01 |
| Sheelagh Hackballscross, Dundalk, Louth | €269,950 | 2018-05-15 |
| Sheelagh, Hackballscross, Dundalk | €260,000 | 2018-10-17 |
| Sheelagh, Mackballscross, Dundalk | €174,000 | 2018-12-19 |
| Sheelin House, Carrick Rd, Dundalk | €512,500 | 2020-07-23 |
| Sheelin, Dublin Road, Dundalk | €297,500 | 2023-03-28 |
| Shekinah, 25 Wynnes Terrace, Dundalk | €180,000 | 2025-06-06 |
| Shelagh, Hackballscross, Dundalk | €150,000 | 2023-03-24 |
| Shortstone, Hackballscross, Dundalk | €315,000 | 2025-08-14 |
| Slieve Hackballscross, Dundalk, Louth | €183,000 | 2016-08-30 |
| Slieve, Hackballscross, Dundalk | €75,000 | 2024-06-21 |
| Slievenalough, Jenkinstown, Dundalk | €125,000 | 2019-02-13 |
| Solmas, Louth Village, Dundalk | €145,000 | 2022-04-11 |
| Sonacherra, Avenue Rd, Dundalk | €220,000 | 2015-12-18 |
| Southend, Blackrock, Dundalk | €600,000 | 2020-04-28 |
| Sportmans Hall, Armagh Road, Dundalk | €167,000 | 2010-05-20 |
| Sportmans Hall, Dundalk, Co Louth | €45,000 | 2020-11-10 |
| Sportmans Hall, Kilcurry Rd, Dundalk | €150,000 | 2026-07-09 |
| Sportsman Hall, Dundalk, Louth | €230,000 | 2023-03-23 |
| Sportsmans Hall, Kilcurry Rd, Dundalk | €227,000 | 2023-11-16 |
| Sportsmans Hall, Lisdoo Rd, Dundalk | €176,000 | 2015-11-13 |
| St Alphonsus Villas, Dundalk, Louth | €236,000 | 2022-10-26 |
| St Annes, Avenue Rd, Dundalk | €242,500 | 2017-07-31 |
| St Annes, Fairgreen, Dundalk | €245,000 | 2025-02-20 |
| St Anthonys, Culhane St, Dundalk | €192,000 | 2023-12-15 |
| St Brendans, Greyacre Rd, Dundalk | €375,000 | 2024-08-09 |
| St Brigids, Long Avenue, Dundalk | €348,000 | 2022-10-07 |
| St Bronaghs, 3 Newry Road, Dundalk | €250,000 | 2025-04-01 |
| St Josephs Toberona, Dundalk, Louth | €190,000 | 2016-09-14 |
| St Judes, Linnen Hall St, Dundalk | €200,000 | 2026-02-26 |
| St Leonards, 18 Seatown, Dundalk | €90,000 | 2015-07-13 |
| St Martins, Dublin Rd, Dundalk | €240,000 | 2017-10-18 |
| St Marys, 12 Fairgreen Row, Dundalk | €20,000 | 2026-08-18 |
| St Marys, 192 Avenue Rd, Dundalk | €210,667 | 2018-11-30 |
| St Michaels, Marlbog Rd, Dundalk | €240,000 | 2016-09-22 |
| St Oliver Plunkett, Sandylane Blackrock, Dundalk | €155,000 | 2021-05-31 |
| St Peters, Demesne Road, Dundalk | €160,000 | 2016-01-21 |
| St Unas, John St, Dundalk | €180,000 | 2023-10-18 |
| St. Anthonys, Avenue Road, Dundalk | €175,000 | 2010-09-10 |
| St. Judes, Dublin Road, Dundalk | €120,000 | 2012-03-26 |
| St. Theresas, Avenue Road, Dundalk | €140,000 | 2010-11-16 |
| St. Winefried's, Dublin Road, Dundalk | €140,000 | 2013-05-24 |
| Stapleton Place, Dundalk, Co Louth | €200,000 | 2019-07-19 |
| Station House, 7 Quay St, Dundalk | €225,000 | 2024-10-24 |
| Station House, Jenkinstown, Dundalk | €150,000 | 2022-04-08 |
| Station Road, Castlebellingham, Dundalk | €211,000 | 2018-07-25 |
| Stephenstown Road, Knockbridge, Dundalk | €243,000 | 2012-07-06 |
| Stephenstown, Knockbridge, Dundalk | €100,000 | 2025-12-11 |
| Stone Lodge, Upper Faughart, Dundalk | €350,000 | 2015-07-24 |
| Stonetown Lower, Ballykelly, Dundalk | €207,000 | 2015-06-17 |
| Stonetown Lower, Louth Po, Dundalk | €405,000 | 2025-02-21 |
| Stonetown Road, Corcreaghy, Dundalk | €162,500 | 2025-05-28 |
| Stonetown, Corcreaghy, Dundalk | €200,000 | 2026-02-09 |
| Stonetown, Dundalk, Louth | €332,000 | 2020-10-30 |
| Stumpa, Bridge A Chrinn, Dundalk | €235,000 | 2016-07-29 |
| Sui Fhionn Sliabhnaglough, Jenkinstown, Dundalk | €475,000 | 2026-05-14 |
| Tallanstown Village, Dundalk, Louth | €101,000 | 2025-02-26 |
| Tallanstown, Dundalk, Co Louth | €125,000 | 2019-10-22 |
| Tara House, Avenue Road, Dundalk | €365,000 | 2024-12-06 |
| Tateetra, Dundalk, Louth | €365,000 | 2024-08-26 |
| Tateetra, Newownbalregan, Dundalk | €390,821 | 2023-03-09 |
| Templetown, Dundalk | €150,000 | 2010-12-03 |
| Templetown, Greenore, Dundalk | €350,000 | 2023-12-22 |
| The Annies, Kilcurry, Dundalk | €120,000 | 2022-12-14 |
| The Bungalow, Marian Park, Dundalk | €195,000 | 2024-12-20 |
| The Bungalow, Parnell Park, Dundalk | €57,000 | 2013-12-05 |
| The Claret, Castletown Road, Dundalk | €50,000 | 2013-04-12 |
| The Commons, Dromiskin, Dundalk | €187,000 | 2016-10-16 |
| The Cottage Brohatna, Ravensdale, Dundalk | €50,000 | 2019-04-17 |
| The Cottage Castletowncooley, Riverstown, Dundalk | €90,000 | 2023-03-09 |
| The Cottage, Annies Kilcurry, Dundalk | €200,000 | 2022-03-08 |
| The Cottage, Ballymascanlan, Dundalk | €982,500 | 2017-09-01 |
| The Cottage, Carrickedmond Kilkurry, Dundalk | €120,000 | 2018-01-05 |
| The Cottage, Tullycahan, Dundalk | €75,000 | 2013-04-17 |
| The Cottages, Upper Faughart, Dundalk | €185,000 | 2022-03-10 |
| The Garden House, Mill Street, Dundalk | €345,000 | 2017-11-28 |
| The Grove, Moorland Rd, Dundalk | €243,000 | 2016-07-26 |
| The Haven, Dublin Rd, Dundalk | €262,000 | 2018-04-26 |
| The Lane Dromiskin, Dundalk, Louth | €200,000 | 2026-01-13 |
| The Lane, Dromiskin, Dundalk | €289,500 | 2024-01-24 |
| The Laurels Lodge, The Laurels, Dundalk | €215,000 | 2019-10-16 |
| The Leap, Point Rd, Dundalk | €435,000 | 2023-06-23 |
| The Little Rd, Mooretown Dromiskin, Dundalk | €330,000 | 2020-12-07 |
| The Lynns, Annagassan, Dundalk | €130,000 | 2012-03-02 |
| The Manse, Blackrock, Dundalk | €300,000 | 2025-06-19 |
| The Marshes, Dublin Road, Dundalk | €290,000 | 2021-02-10 |
| The New House Hazelwood Avenue, Bay Estate, Dundalk | €294,000 | 2023-10-26 |
| The Nook, Lower Ave Rd, Dundalk | €230,000 | 2022-09-15 |
| The Pines, Jenkinstown, Dundalk | €350,000 | 2018-12-03 |
| The Rectory Old Golf Links Road, Haggardstown, Dundalk | €420,000 | 2022-06-28 |
| The Rosses Carrick Rd, Dundalk, Louth | €285,000 | 2016-11-15 |
| The Rowans, Bellurgan, Dundalk | €330,000 | 2016-04-29 |
| The Square, Blackrock, Dundalk | €515,419 | 2022-12-01 |
| Thistle Cross, Mountpleasent, Dundalk | €595,000 | 2025-03-18 |
| Thomastown Cross, Little Mills, Dundalk | €210,000 | 2016-09-12 |
| Thomastown, Dundalk, Louth | €295,000 | 2024-08-09 |
| Thomastown, Kilkerley, Dundalk | €378,000 | 2025-08-27 |
| Thomastown, Tallanstown, Dundalk | €80,000 | 2017-02-15 |
| Thornfield, Inniskeen, Dundalk | €598,000 | 2024-03-21 |
| Tigiain, 15 Dublin Rd East, Dundalk | €220,000 | 2018-10-24 |
| Tir Na Nog, 7 Carrick Rd, Dundalk | €340,000 | 2020-10-12 |
| Toberona Rd, Castletown, Dundalk | €200,000 | 2018-09-21 |
| Toberona, Castletown, Dundalk | €210,000 | 2021-07-08 |
| Town Park, Castletown, Dundalk | €45,000 | 2015-08-28 |
| Tuites Lane Old Golf Links Rd, Blackrock, Dundalk | €485,000 | 2020-07-23 |
| Tuites Lane Old Golf Lonks Rd, Blackrock, Dundalk | €20,000 | 2013-12-20 |
| Tullagee, Knockbridge, Dundalk | €411,000 | 2022-05-05 |
| Tullagee, Knoclbridge, Dundalk | €186,000 | 2021-02-01 |
| Tully, Corcreaghy, Dundalk | €105,000 | 2020-07-24 |
| Tullycahan, Dundalk, Co.louth | €145,000 | 2014-08-19 |
| Tullycahan, Louth Village, Dundalk | €136,000 | 2022-04-29 |
| Tullycahon, Dundalk, Co Louth | €137,500 | 2024-02-12 |
| Tyrone, Avenue Road, Dundalk | €125,000 | 2013-09-06 |
| Uisce Dubh, St Alphonsus Rd, Dundalk | €262,500 | 2021-08-09 |
| Unit 1 Cathedral View, Rampart Road, Dundalk | €246,696 | 2021-03-30 |
| Unit 20 Cathedral View, Rampart Road, Dundalk | €185,022 | 2021-03-30 |
| Unit 21 Cathedral View, Rampart Road, Dundalk | €185,022 | 2021-03-30 |
| Unit 22 Cathedral View, Rampart Road, Dundalk | €153,083 | 2021-03-30 |
| Unit 23 Cathedral View, Rampart Road, Dundalk | €185,022 | 2021-03-30 |
| Unit 24 Cathedral View, Rampart Road, Dundalk | €185,022 | 2021-03-30 |
| Unit 25 Cathedral View, Rampart Road, Dundalk | €185,022 | 2021-03-30 |
| Unit 26 Cathedral View, Rampart Road, Dundalk | €185,022 | 2021-03-30 |
| Unit 28 Cathedral View, Rampart Road, Dundalk | €185,022 | 2021-03-30 |
| Unit 4 Cathedral View, Rampart Road, Dundalk | €224,669 | 2021-03-30 |
| Unit 4 Oriel House, Dublin Road, Dundalk | €26,000 | 2016-07-15 |
| Unit 5 Cathedral View, Rampart Road, Dundalk | €224,669 | 2021-03-30 |
| Unit 6 Cathedral View, Rampart Road, Dundalk | €224,669 | 2021-03-30 |
| Unit 7 Cathedral View, Rampart Road, Dundalk | €246,696 | 2021-03-30 |
| Unit 7 St Annes Court, Anne St, Dundalk | €190,000 | 2024-08-26 |
| Unit Nos. 1 - 14 (incl.) Glenview, Dublin Road, Dundalk | €2,960,352 | 2019-12-13 |
| Units 1-13 (inclusive), Dowdall's Crescent, Dundalk | €2,938,056 | 2020-09-16 |
| Upper Faughart, Dundalk | €220,000 | 2013-06-19 |
| Upper Faughart, Dundalk, Co. Louth | €175,000 | 2016-08-22 |
| Upper Faughart, Dundalk, Louth | €222,000 | 2023-11-28 |
| Upper Glenmore, Riverstown, Dundalk | €50,000 | 2017-03-16 |
| Upper Jenkinstown, Dundalk | €150,000 | 2011-04-20 |
| Upper Jenkinstown, Dundalk, Co. Louth | €160,000 | 2024-12-19 |
| Upper Merches, Blackrock Rd, Dundalk | €110,000 | 2016-04-08 |
| Upper Merches, Dublin Rd, Dundalk | €450,900 | 2023-06-26 |
| Virginia, Dublin Rd, Dundalk | €156,000 | 2014-07-18 |
| Voilet Bar The Square, Blackrock, Dundalk | €75,000 | 2014-09-04 |
| Waltersotwn, Ardee Road, Dundalk | €165,000 | 2016-03-04 |
| Walterstown, Castlebellingham, Dundalk | €60,000 | 2019-06-26 |
| Walterstown, Knockbridge, Dundalk | €285,000 | 2020-05-28 |
| Watery Cross, Dromiskin, Dundalk | €295,000 | 2018-05-29 |
| Wavecrest Dr, Blackrock, Dundalk | €150,000 | 2014-08-22 |
| Wayside Inn Apt, Corcreeghagh, Dundalk | €201,680 | 2020-12-02 |
| Well Spring, 192A Lower Point Rd, Dundalk | €217,000 | 2018-01-26 |
| Whitefield, Lr Point Rd, Dundalk | €370,000 | 2022-05-16 |
| Whitehaven, Rock Rd, Dundalk | €150,000 | 2013-12-20 |
| Whitehouse Cross, Dromiskin, Dundalk | €158,193 | 2022-04-29 |
| Whitemill Faughart, Dundalk Co Louth | €435,000 | 2025-06-30 |
| Whitemills, Faughart, Dundalk | €185,000 | 2010-08-17 |
| Whiterath, Castlebellingham, Dundalk | €90,000 | 2021-06-30 |
| Whiterath, Dromiskin, Dundalk | €168,000 | 2021-05-31 |
| Whitestown Shore, Greenore, Dundalk | €180,000 | 2018-06-21 |
| Whitestown, Cooley, Dundalk | €51,000 | 2011-06-10 |
| Whitethorn House, Ravensdale, Dundalk | €353,000 | 2023-02-03 |
| Willville, Carlingford, Dundalk | €165,000 | 2020-03-30 |
| Windermere, Point Road, Dundalk | €115,000 | 2015-02-19 |
| Witchita, 37 The Laurels, Dundalk | €367,500 | 2024-01-15 |
| Woodtown, Castlebellingham, Dundalk | €150,000 | 2024-11-29 |
| Woodville, Mount Ave, Dundalk | €350,000 | 2017-04-20 |
| Woodville, The Laurels, Dundalk | €160,000 | 2011-11-12 |
| Xl House, Avenue Road, Dundalk | €80,000 | 2015-04-13 |