
Duke Street in Gladstone has 103 properties, valued by the council between $305,000 and $1,440,000 with a median of $690,000 (Gladstone: $595,000). More of its homes were built in the 1920s than in any other decade. We estimate its homes at a median $769,000. 11 sold in the last twelve months, for a median $695,000. The highest sale in 2026 was 75 Duke Street, at $1,049,000.
























The council values Duke Street's 99 rated properties between $305,000 and $1,440,000. The middle half sit between about $585,000 and $760,000; the median is $690,000 and the mean $694,040.
| Bedrooms | Homes | Median council value | Sold, last 12 months | Median sale |
|---|---|---|---|---|
| 2 | 8 | $458k | 1 | — |
| 3 | 44 | $610k | 4 | $605k |
| 4 | 42 | $740k | 4 | $873k |
| 5+ | 4 | $1.07m | 1 | — |
Council rating valuations: the council's figure for apportioning rates, not a market appraisal.
Duke Street's median council value is 16% above Gladstone's.
| Duke Street | Gladstone | Invercargill | |
|---|---|---|---|
| Median council value | $690k | $595k | $435k |
| Median sale, last 12 months | $695k | $680k | $515k |
| Sold in the last 12 months | 10.7% | 6.5% | 4.8% |
| Time between sales | 8.3 yrs | 7.9 yrs | 7.2 yrs |
| Median section | 809 m² | 774 m² | 759 m² |
| Median year built | 1930 | 1960 | 1960 |
| Council value per m² of floor | $4k | $3k | $3k |
Median sale price by year; 2026 is the year so far. A year with fewer than two sales has no bar.
| Year | Sales | Median price | Per m² floor |
|---|---|---|---|
| 2026 | 9 | $695,000 | $3,616 |
| 2025 | 12 | $740,000 | $3,382 |
| 2024 | 3 | $750,000 | $3,750 |
| 2023 | 3 | $650,000 | $3,521 |
| 2022 | 4 | $732,500 | $3,739 |
| 2021 | 6 | $664,500 | $3,331 |
| 2020 | 10 | $479,000 | $3,044 |
| 2019 | 9 | $472,500 | $2,611 |
| 2018 | 9 | $507,500 | $2,236 |
| 2017 | 6 | $412,500 | $2,068 |
| 2016 | 13 | $405,000 | $2,068 |
Duke Street has 91 houses, 10 units and townhouses and 1 section. More were built in the 1920s than in any other decade (27%).
Homes on Duke Street that resold in the last five years had been held a median 8.3 years (Gladstone: 7.9 years).
Time between a home's sales, for 32 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 Gladstone, 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.