| Kellet's Grove, Lagore Road | — | 12 |
| Kellets Grove, Dunshaughlin | — | 5 |
| Kellett's Grove, Dunshaughlin | — | 6 |
| Kellett's Grove, Lagore Road | €530,000 | 33 |
| Kells Road, Trim | €245,000 | 13 |
| Kelly's Court, Station Road | — | 24 |
| Kennedy Crescent, Navan | — | 6 |
| Kentstown, Navan | — | 6 |
| Kestral Manor, Platin Road | €338,377 | 6 |
| Kestrel Manor, Drogheda | €288,524 | 10 |
| Kestrel Manor, Matthews Lane | €233,480 | 5 |
| Kestrel Manor, Platin Road | €308,370 | 85 |
| Kilberry, Navan | — | 9 |
| Kilbrew, Ashbourne | €479,000 | 9 |
| Kilbride, Trim | — | 5 |
| Kilcarn Court, Navan | €268,750 | 61 |
| Kilcarn Woods, Johnstown | €326,000 | 24 |
| Kilcarn Woods, Navan | €318,575 | 20 |
| kildalkey wood, kildalkey | — | 10 |
| Kilderry Hall, Ashbourne | €275,000 | 42 |
| Kilglynn, Kilcock | — | 5 |
| Kilgraigue, Kilcloon | — | 7 |
| Kilkeelan, Athboy | — | 8 |
| Killeary, Lobinstown | — | 6 |
| Killeen, Dunsany | — | 6 |
| Killegland, Ashbourne | — | 6 |
| Killegland Crescent, Ashbourne | — | 16 |
| Killegland Hall, Ashbourne | €222,000 | 94 |
| Killegland House, Ashbourne | €237,000 | 17 |
| Killegland House, Killegland Street | €227,000 | 37 |
| Killegland Meadows, Ashbourne | €210,000 | 9 |
| Killegland Meadows, Killegland St | €220,000 | 31 |
| Killegland Rise, Ashbourne | — | 6 |
| Killegland Street, Ashbourne | €256,000 | 6 |
| Killegland Walk, Ashbourne | — | 7 |
| Kilmainham, Kells | €225,000 | 13 |
| Kilmore, Enfield | — | 8 |
| Kilmore, Kilcock | — | 7 |
| Kilmurray, Trim | — | 6 |
| Kilskyre, Kells | — | 8 |
| Kiltale, Dunsany | €452,500 | 20 |
| King of Kings, Slane | — | 5 |
| Kingsgate, Duleek | — | 7 |
| Kingsgate Manor, Duleek | — | 5 |
| Kingsgate Way, Kingsgate | €251,101 | 11 |
| Kingshill, Duleek | — | 6 |
| Knightsbridge Court, Knightsbridge Avenue | — | 6 |
| Knightsbridge Court, Longwood Road | €295,000 | 33 |
| Knightsbridge Mews, Knightsbridge Avenue | — | 5 |
| Knightsbridge Mews, Longwood Road | €272,000 | 27 |
| Knightsbrook Crescent, Dublin Road | — | 18 |
| Knightsbrook Crescent, Trim | €308,000 | 28 |
| Knightsbrook Park, Dublin Road | — | 11 |
| Knightsbrook Park, Trim | — | 6 |
| Knightsbrook Sq, Trim | — | 10 |
| Knightsbrook Way, Dublin Road | — | 7 |
| Knightsbrook Way, Trim | — | 5 |
| Knightstown, Wilkinstown | — | 5 |
| Knightswood, Matthews Lane | €339,000 | 101 |
| Kribensis Manor, Williamstown Stud | €1,081,000 | 19 |
| Kyrie Court, Main St Clonee | — | 7 |