| Laburnum Avenue, Forest Hill | — | 23 |
| Lackabane, Millstreet | — | 7 |
| Lady's Cross, Clogheen | — | 7 |
| Ladys Cross, Clonakilty | €377,000 | 21 |
| Laharan Way, Manor Farm | — | 6 |
| Laharran East, Manor Farm | €359,000 | 31 |
| Laharran Green, Coolkellure | — | 10 |
| Laharran Way, Manor Farm | — | 7 |
| Laharran West, Manor Farm | €370,000 | 17 |
| Lake Lawn, Well Road | €365,000 | 14 |
| Lake Road, Cobh | — | 6 |
| Lakelands Gardens, Crawford Gate | — | 8 |
| Lakelands Place, Crawford Gate | — | 7 |
| Lakeview, Rostellan | — | 9 |
| Landscape Terrace, Glasheen Rd | — | 5 |
| Langford Hall, Langford Row | €325,000 | 6 |
| Larch Close, Gleann Fia | €361,233 | 16 |
| Larchfield, Bridgemount | €322,500 | 18 |
| Larchfield, Commons Road | €315,000 | 17 |
| Larchfield Rise, Cork Hill | — | 5 |
| Larchfield Rise, Yew Wood | — | 7 |
| Larchfield Rise, Yewwood | €235,000 | 15 |
| Larchfield Rise, Youghal | — | 10 |
| Larkin Street, Clonakilty | — | 5 |
| Lassanaroe, Skibbereen | — | 5 |
| Laurel Ave, Ballea Woods | — | 9 |
| Laurel Court, Dwyers Road | — | 10 |
| Laurel Park, Castlepark | €312,000 | 14 |
| Laurel Ridge, Shanakiel | €280,000 | 23 |
| Laurel View, Castlepark Village | — | 6 |
| Laurel Walk, Bandon | — | 5 |
| Laureston Avenue, Tower | — | 6 |
| Laureston Grove, Tower | — | 5 |
| Lauriston, The Park | — | 17 |
| Lavallin Avenue, Whitechurch | — | 13 |
| Lavallin Drive, Whitechurch | €374,449 | 17 |
| Lavender Court, Forest Hill | — | 20 |
| Leaselands, Mallow | — | 5 |
| Lee Vista, Lee Road | €230,000 | 25 |
| Leecourt, Ballincollig | — | 10 |
| Leesdale, Model Farm Rd | — | 11 |
| Leesdale Court, Ballincollig | — | 6 |
| Leeview, Ballincollig | — | 16 |
| Lehenagh Mhuire, Togher Cross | — | 9 |
| Leitrim, Kilworth | — | 5 |
| Leo Murphy Terrace, Ballincollig | — | 6 |
| Leslies Arch, Old Quarter | €335,000 | 109 |
| Leslies Arch Old Quarter, Ballincollig | — | 5 |
| Lettergorman, Dunmanway | — | 5 |
| Lia Fail, Kerry Road | €480,176 | 9 |
| Liam Healy Rd, Fair Hill | — | 5 |
| Liam Healy Road, Fairhill | €237,000 | 14 |
| Liam Lynch Park, Glasheen Road | — | 13 |
| Liam Lynch Park, Mitchelstown | — | 6 |
| Liam McGearailt Place, Fermoy | — | 5 |
| Licknavar, Skibbereen | — | 5 |
| Lima Lawn, Magazine Road | — | 18 |
| Lime Court, Abbey Fort | €403,083 | 16 |
| Lime Court Avenue, Park Laurence | €427,312 | 29 |
| Lime Tree Rd, Westwood | — | 7 |
| Lime Trees Rd East, Maryborough Estate | — | 6 |
| Limerick Road, Kildorrery | — | 11 |
| Limewood Court, Curraheen Rd | — | 6 |
| Limewood Grove, Onslow Gardens | — | 6 |
| Limeworth, Ballincollig | — | 7 |
| Limeworth, Carriganarra | — | 7 |
| Lindville, Blackrock Road | €835,000 | 14 |
| Lios an Oir, Lios na Ri | — | 6 |
| Lios an Oir, Youghal | €242,205 | 8 |
| Lios an Ri, Rathcormac | €339,206 | 72 |
| Lios Ard, Ballyhooly | €282,500 | 28 |
| Lios Cara Crescent, Killeens | — | 7 |
| Lios Cara Drive, Killeens | — | 14 |
| Lios Liath, Ballyclough | — | 15 |
| Lios Na Greine, South Douglas Road | €260,000 | 40 |
| Lios na mBan, Ladysbridge | €330,396 | 25 |
| Lios na Ri, Grenagh | — | 5 |
| Lios na Ri, Smiths Road | — | 13 |
| Lios Na Ri, Rathcormac | €307,599 | 13 |
| Liosbourne, Kilmoney | — | 5 |
| Liscahane, Millstreet | — | 10 |
| Lisheen Fields, Ovens | €490,000 | 63 |
| Lisheen Row, Mallow | — | 10 |
| Lisheen Woods, Ovens | €564,000 | 77 |
| Lisieux Park, Glasheen Road | — | 6 |
| Lisin Court, Midleton | — | 6 |
| Lislee Rd, Maryborough | — | 5 |
| Lislee Road, Maryborough Estate | — | 5 |
| Lismire, Newmarket | — | 6 |
| Lisnagar Gardens, Lisnagar | €330,396 | 18 |
| Lisnagar Gardens, Rathcormac | €324,375 | 37 |
| lisquinlan, ladysbridge | — | 7 |
| Lissacaha, Schull | — | 5 |
| Lissadell, Maryborough Hill | €395,000 | 22 |
| Lissagriffin, Goleen | — | 6 |
| Lissangle, Caheragh | — | 5 |
| Lissoran, Ballinspittle | — | 15 |
| Listarkin, Union Hall | — | 6 |
| Little Court, Ballinrostig | — | 13 |
| Long Island, Schull | — | 5 |
| Long Quay, Clonakilty | — | 16 |
| Long Quay Apts, Long Quay | — | 11 |
| Longrange, Powdermills | — | 5 |
| Longshore Avenue, Jacobs Island | — | 8 |
| Longshore Drive, Jacob's Island | €417,500 | 12 |
| Longview Park, Lahardane | €378,855 | 6 |
| Longview Park, Longview | €383,259 | 42 |
| Loretto Park, Friars Walk | — | 7 |
| Lotabeg Estate, Mayfield | — | 5 |
| Lotabeg Terrace, Mayfield | — | 9 |
| Lough Road, The Lough | — | 5 |
| Louisa Court, Crawford Gate | — | 7 |
| Love Lane, Charleville | €279,000 | 18 |
| Lower Bluepool, Kanturk | — | 9 |
| Lower Cork Street, Macroom | — | 10 |
| Lower Cork Street, Mitchelstown | — | 9 |
| Lower Farran, Ovens | — | 5 |
| Lower Glanmire Road, Cork City | — | 11 |
| Lower Janemount, Sunday's Well | — | 7 |
| Lower Midleton Street, Cobh | €202,500 | 28 |
| Lower O'Connell Street, Kinsale | — | 6 |
| Lower Rd, Newmarket | — | 7 |
| Lowertown, Schull | — | 7 |
| Lucia Place, Passage West | €155,000 | 9 |
| Lui Na Greine, Ballinwillin | — | 7 |
| Lus na Meala, Banduff | — | 7 |
| The Ladys Cross, Clogheen | — | 7 |
| The Ladys Cross, Clonakilty | — | 7 |
| The Lane, Heathfield | €352,423 | 9 |
| The Larches, The Miles | €297,357 | 15 |
| The Laurels, Castlepark | €310,000 | 13 |
| The Laurels, Cois Caislean | €429,950 | 7 |
| The Laurels, Fota Rock | — | 12 |
| The Laurels, Waterpark | — | 7 |
| The Lawn, Castletownsend | €316,000 | 9 |
| The Lawn, Castletownshend | — | 5 |
| The Lawn, College Wood | €242,500 | 21 |
| The Lawn, Coolroe Meadows | €347,500 | 37 |
| The Lawn, Green Valley | — | 8 |
| The Lawn, Greenvalley | — | 13 |
| The Lawn, Innishannon | — | 5 |
| The Lawn, Janeville | €440,000 | 52 |
| The Lawn, Masseytown | — | 7 |
| The Lawn, Mountmassey | — | 15 |
| The Lawn, Priory Court | — | 7 |
| The Lawn, Tir Cluain | — | 6 |
| The Lawn, Westgrove | €440,000 | 11 |
| The Links, Ballyellis | — | 5 |
| The Lodge, Classes Lake | — | 11 |