
Onslow Avenue in Epsom has 125 properties, valued by the council between $870,000 and $9,000,000 with a median of $2,550,000 (Epsom: $1,875,000). More of its homes were built in the 1920s than in any other decade. We estimate its homes at a median $2,340,000. 3 sold in the last twelve months, for a median $3,400,000.
























The council values Onslow Avenue's 123 rated properties between $870,000 and $9,000,000. The middle half sit between about $1,857,500 and $3,680,000; the median is $2,550,000 and the mean $2,836,179.
| Bedrooms | Homes | Median council value | Sold, last 12 months | Median sale |
|---|---|---|---|---|
| 1 | 1 | $2.48m | 0 | — |
| 2 | 8 | $1.11m | 1 | — |
| 3 | 26 | $1.76m | 0 | — |
| 4 | 51 | $2.92m | 1 | — |
| 5+ | 27 | $4.4m | 1 | — |
Council rating valuations: the council's figure for apportioning rates, not a market appraisal.
Onslow Avenue's median council value is 36% above Epsom's.
| Onslow Avenue | Epsom | Auckland | |
|---|---|---|---|
| Median council value | $2.55m | $1.88m | $1.07m |
| Median sale, last 12 months | $3.4m | $1.68m | $1.0m |
| Sold in the last 12 months | 2.4% | 2.8% | 3.6% |
| Time between sales | 13.1 yrs | 9.8 yrs | 8.9 yrs |
| Median section | 809 m² | 756 m² | 607 m² |
| Median year built | 1960 | 1970 | 1980 |
| Council value per m² of floor | $13k | $11k | $8k |
Median sale price by year; 2025 is the year so far. A year with fewer than two sales has no bar.
| Year | Sales | Median price | Per m² floor |
|---|---|---|---|
| 2025 | 5 | $1,600,000 | $9,706 |
| 2024 | 6 | $1,979,000 | $10,032 |
| 2023 | 6 | $2,203,750 | $12,556 |
| 2022 | 2 | $2,819,000 | $17,231 |
| 2021 | 4 | $2,125,050 | $14,673 |
| 2020 | 6 | $1,580,250 | $13,507 |
| 2019 | 3 | $1,300,000 | $11,221 |
| 2018 | 8 | $1,850,000 | $7,115 |
| 2017 | 4 | $1,908,500 | $11,166 |
| 2016 | 8 | $1,112,000 | $8,853 |
Onslow Avenue has 79 houses, 45 units and townhouses and 1 section. More were built in the 1920s than in any other decade (21%).
Homes on Onslow Avenue that resold in the last five years had been held a median 13.1 years (Epsom: 9.8 years).
Time between a home's sales, for 17 resales in the last five years. A home not sold since our records begin is not counted, so owners who stay longest are under-represented.
Every street in Epsom, and the suburb's house prices and sales.
Sales and valuations as at 11 September 2026, from council and LINZ records. Medians resting on fewer than 3 sales are not shown.