| 18 Annfield Lawn, Castleknock, Dublin 15, Co. Dublin, D15A2H1 Flynn Estate Agents | 2 | €345,000 | €381,257 ↗ | +56% |
| 115 Castleknock Park, Castleknock, Dublin 15, D15 VEH2 Sherry FitzGerald Castleknock | 5 | €1,395,000 | €1,485,389 ↗ | +42% |
| 53 Deerpark Road, Castleknock, Dublin 15, D15 H427 Sherry FitzGerald Castleknock | 5 | €2,250,000 | €2,312,000 ↗ | +40% |
| Magdala House, Castleknock Road, Castleknock, Dublin 15, D15 XN3H Sherry FitzGerald Castleknock | 5 | €1,800,000 | €1,973,431 ↗ | +39% |
| 119 Georgian Village, Castleknock, Dublin 15, D15FYX6 Sherry FitzGerald Castleknock | 5 | €2,500,000 | €2,684,518 ↗ | +39% |
| 22 Park Drive Grove, Castleknock, Dublin 15, D15K103 Galvin Property & Finance | 2 | €375,000 | €417,536 ↗ | +27% |
| 9 Stockton Grove, Castleknock, Dublin 15, D15 Y82W Sherry FitzGerald Castleknock | 4 | €875,000 | €896,326 ↗ | +23% |
| 16 Park Drive Lawn, Castleknock, Castleknock, Dublin 15, D15FP38 EARNEST | 3 | €449,000 | €494,109 ↗ | +20% |
| 25 Kinsella Hall, Collegewood, Castleknock, Dublin 15 Ray Cooke Auctioneers | 2 | €350,000 | €380,000 | +18% |
| 2 Willow Lodge, Farmleigh Avenue, Farmleigh Woods, Castleknock, Dublin 15, Co. Dublin, D15Y773 Baxter Real Estate | 2 | €625,000 | €594,107 ↗ | +18% |
| 2 Willow Lodge, Farmleigh Avenue, Castleknock, Dublin 15, D15Y773 Baxter Real Estate | 2 | €625,000 | €604,885 ↗ | +18% |
| Apartment 5, Goldsmith Hall, Castleknock, Dublin 15, D15FD62 KELLY BRADSHAW | 2 | €345,000 | €378,522 ↗ | +15% |
| Thistledown, 10 College Park, Castleknock, Dublin 15, D15 PEY6 Sherry FitzGerald Castleknock | 5 | €2,375,000 | €2,495,522 ↗ | +14% |
| 14 Fawn Lodge, Castleknock, Dublin 15, D15NH73 Sherry FitzGerald Castleknock | 2 | €550,000 | €588,000 | +10% |
| 27 Beech Lodge, Farmleigh Avenue, Castleknock, Dublin 15, D15H318 Dublin Homes Auctioneers | 1 | €399,000 | €421,743 ↗ | +10% |
| 24 Goldsmith Hall, Collegewood, Castleknock, Dublin 15 Ray Cooke Auctioneers | 2 | €350,000 | €390,779 ↗ | +9% |
| 11 Denewood, Beechpark Avenue, Castleknock, Dublin 15, D15 EY91 Sherry FitzGerald Castleknock | 3 | €595,000 | €628,000 | +7% |
| 17 Collegefort, Castleknock, Dublin 15, D15R710 Dixon Residential Estate Agents | 2 | €340,000 | €384,319 ↗ | +7% |
| 25 Beech Lodge, Farmleigh Woods, Castleknock, Dublin 15, D15KF24 Newcombe Estates | 2 | €575,000 | €606,000 | +6% |
| 1 Cherry Lodge, Farmleigh Woods, Castleknock, Dublin 15, Co. Dublin, D15F654 Flynn Estate Agents | 2 | €575,000 | €610,000 | +5% |
| Apartment 12, Goldsmith Hall, Collegewood, Castleknock, Dublin 15, D15E436 Stanley Estate Agents | 2 | €365,000 | €396,670 ↗ | +5% |
| 37 Swifthall, Collegewood, Castleknock, Dublin 15 Ray Cooke Auctioneers | 2 | €375,000 | €392,000 | +5% |
| 9 Keane Hall, Collegewood, Castleknock, Dublin 15, D15WK5K Newcombe Estates | 3 | €400,000 | €420,000 | +3% |
| Castleknock House, Castleknock Lodge, Castleknock, Dublin 15, D15 K8XY Sherry FitzGerald Castleknock | 6 | €3,250,000 | €2,828,489 ↗ | +3% |
| 13 Farmleigh Close, Farmleigh Woods, Strawberry Beds, Dublin 15, D15H9P6 Lloyd Daly & Associates Ltd. | 5 | €1,200,000 | €1,290,762 ↗ | +1% |
| 21 Hawthorn Lodge, Castleknock, Dublin 15, Co. Dublin, D15NHP2 Flynn Estate Agents | 5 | €1,595,000 | €1,604,409 ↗ | +0% |
| Bridgemount Development, Phoenix Park Racecourse, Castleknock, Dublin 15, D15 Hooke & MacDonald | 3 | €795,000 | €811,000 | 0% |
| 46 Kavanagh Hall, Collegewood, Castleknock, Dublin 15, D15VW70 DNG Castleknock | 3 | €495,000 | €581,395 ↗ | -2% |
| 16 Swift Hall, Collegewood, Castleknock, Dublin 15, D15FW30 Newcombe Estates | 3 | €425,000 | €440,000 | -8% |
| 23 Cherry Lodge, Farmleigh Woods, Castleknock, Dublin 15, Co. Dublin, D15K314 Flynn Estate Agents | 2 | €585,000 | €593,442 ↗ | -9% |
| Kilbride Lodge, Castleknock Village, Castleknock, Dublin 15 Sherry FitzGerald New Homes | 2 | €700,000 | €716,000 | -9% |
| 158 Georgian Village, Castleknock, Dublin 15, Co. Dublin, D15VE0R Flynn Estate Agents | 5 | €1,725,000 | €1,905,670 ↗ | -14% |
| 39 Georgian Village, Castleknock, Dublin 15, D15 TR2D Sherry FitzGerald Castleknock | 5 | €2,250,000 | €2,377,189 ↗ | -16% |
| 6 Deerpark Avenue, Castleknock, Dublin 15, D15Y0XC Sherry FitzGerald Castleknock | 5 | €1,900,000 | €1,918,000 | -18% |
| 2 Castleknock Lawn, Beechpark Avenue, Castleknock, Dublin 15, D15P5NP Newcombe Estates | 4 | €1,500,000 | €1,511,000 | -21% |
| 4 Castleknock Green, Castleknock, Dublin 15, D15YCN9 Sherry FitzGerald Castleknock | 4 | €1,600,000 | €1,736,612 ↗ | -25% |
| 18 Alder Lodge, Farmleigh Avenue, Farmleigh Woods, Castleknock, D15N242 Sherry FitzGerald Castleknock | 3 | €1,500,000 | €1,535,000 | -31% |
| 10 Castleknock Lodge, Castleknock, Dublin 15, Co. Dublin, D15VWY6 Flynn Estate Agents | 5 | €2,250,000 | €2,253,000 | -40% |