| Laghta, Kinlough | — | 5 |
| Lahard, Ballinamore | — | 7 |
| Lake View, Keshcarrigan | — | 5 |
| Lakeview, Keshkerrigan | — | 11 |
| Lana Ele, Dun Ri | — | 5 |
| Landmark Court, Carrick On Shannon | — | 8 |
| Larkfield Manor, Manorhamilton | — | 6 |
| Leitrim Marina, Leitrim Village | — | 13 |
| Leitrim Quay, Leitrim Village | €141,318 | 6 |
| Leitrim Village, Carrick On Shannon | — | 7 |
| Liscallyroan, Drumsna | — | 7 |
| Lisnabrack, Manorhamilton | — | 7 |
| Lord Leitrim Court, Mohill | — | 7 |
| Lough Allen Resort, Drumshambo | — | 5 |
| Lurganboy, Manorhamilton | — | 6 |