| La Touche Park, Brownstown | €366,762 | 15 |
| Lackagh, Monasterevin | — | 7 |
| Lacken View, Naas | €305,500 | 11 |
| Ladycastle, K Club | €407,500 | 17 |
| Ladycastle, Straffan | €450,000 | 16 |
| Ladycastle, The K Club | €835,000 | 46 |
| Ladycastle Ave, The K Club | — | 6 |
| Ladytown, Newbridge | — | 7 |
| Lakelands, Naas | €430,000 | 42 |
| Lakeside Park, Naas | — | 15 |
| Lakeside Park, Newbridge | €230,000 | 18 |
| Landen Park, Oldtown Demense | — | 8 |
| Landen Park, Oldtown Demesne | €548,000 | 129 |
| Landenstown, Sallins | — | 12 |
| Langton Park, Newbridge | €300,000 | 37 |
| Lattin Place, Rathasker Road | — | 17 |
| Laurel Wood, Kilcullen | €332,500 | 14 |
| Laurelwood, Kilcullen | — | 7 |
| Laurelwood, Naas Rd | — | 7 |
| Laurence Ave, Maynooth | — | 9 |
| Lawrence Avenue, Maynooth | — | 5 |
| Leinster Cottages, Maynooth | — | 13 |
| Leinster Court, Athy | — | 5 |
| Leinster Lodge, Dublin Road | — | 5 |
| Leinster Park, Maynooth | — | 11 |
| Leinster Square, Dublin Road | €300,419 | 32 |
| Leinster Square, Kildare Town | — | 5 |
| Leinster St, Athy | €175,500 | 15 |
| Leinster Walk, Kildare Town | €374,725 | 6 |
| Leinster Wood, Carton Demesne | €1,030,000 | 40 |
| Leinster Wood, Carton House | — | 5 |
| Leinster Wood South, Carton Demesne | — | 19 |
| Leixlip Park, Leixlip | €370,000 | 36 |
| Lerr Ave, Abbeylands | — | 8 |
| Lerr Ave, Barnhill | — | 29 |
| Lerr Rd, Abbeylands | — | 12 |
| Lerr View, Abbeylands | €255,000 | 12 |
| Liffey Court, Prosperous Rd | — | 5 |
| Liffey Heights, Ballymore Eustace | — | 6 |
| Liffey Lawns, Clane | €405,000 | 13 |
| Liffey Mill, Athgarvan | €230,000 | 8 |
| Liffey Mill Avenue, Athgarvan | — | 13 |
| Liffey Mill Road, Athgarvan | — | 7 |
| Liffey Terrace, Newbridge | — | 6 |
| Liffey View, Newbridge | — | 10 |
| Lime Tree Court, Prosperous | €418,503 | 14 |
| Limerick Road, Naas | — | 5 |
| Limetree Hall, Dublin Road | — | 29 |
| Limetree Hall, Maynooth | — | 7 |
| Linden Avenue, Linden Demense | €515,419 | 5 |
| Linden Avenue, Linden Demesne | €462,555 | 60 |
| Linden Close, Linden Demesne | €462,554 | 15 |
| Linden Green, Linden Demesne | €490,581 | 10 |
| Linden Park, Linden Demesne | €440,529 | 10 |
| Lipstown Manor, Narraghmore | €336,000 | 13 |
| Lock Place, Magee Quarter | €381,097 | 24 |
| Lock Street, Magee Quarter | €388,217 | 8 |
| Logstown, Kilcullen | — | 6 |
| Longstone, Blessington Road | €392,070 | 137 |
| Longstone, Craddockstown | — | 5 |
| Longstone, Naas | €436,123 | 12 |
| Loughbollard, Clane | €312,000 | 14 |
| Loughminane Green, Green Road | — | 14 |
| Loughminane Green, Kildare Town | — | 11 |
| Louisa Park, Block H | — | 6 |
| Louisa Park, Leixlip | €279,000 | 32 |
| Louisa Park, Station Road | €273,500 | 53 |
| Lower Eyre Street, Newbridge | — | 6 |
| Lower William Street, Athy | €118,750 | 8 |
| Lowtown, Robertstown | — | 5 |
| Lowtown Manor, Robertstown | — | 9 |
| Lullymore, Rathangan | — | 7 |
| Lumann, New Road | €400,881 | 5 |
| Lyreen Avenue, Mariavilla | — | 5 |
| Lyreen Close, Mariavilla | — | 16 |
| Lyreen Drive, Mariavilla | €422,908 | 36 |
| Lyreen Glen, Mariavilla | — | 14 |
| Lyreen Lawn, Mariavilla | — | 19 |
| Lyreen Lodge, Dunboyne Road | €484,581 | 27 |
| Lyreen Lodge, Maynooth | €588,630 | 8 |
| Lyreen Meadows, Kilcock | €440,529 | 5 |
| Lyreen Meadows, Oughterany Village | €440,528 | 53 |
| Lyreen Mews, Mariavilla | €378,855 | 5 |
| Lyreen Place, Mariavilla | — | 26 |
| The Lane, Coachroad Meadows | €440,528 | 13 |
| The Lawn, Abbeylands | €258,000 | 26 |
| The Lawn, Ledwill Park | €281,938 | 21 |
| The Lawn, Mullen Park | €409,692 | 17 |
| The Lawn, Newtown Hall | — | 8 |
| The Lawn, Oldtown Mill | — | 20 |
| The Lawns, Abbeylands | €246,000 | 25 |
| The Lawns, Barnhall Meadows | €361,233 | 12 |
| The Lawns, Bellingsfield | — | 21 |
| The Lawns, College Wood Park | — | 10 |
| The Lawns, Moyglare Hall | €491,000 | 24 |
| The Lodge, Abbeylands | €265,250 | 35 |
| The Lodge, Hillfort | — | 24 |
| The Lodge, Yew Tree Square | €236,000 | 20 |
| The Lodges, Highfield | — | 6 |