KT7 vs SO31: house prices per square metre compared
KT7 is the more expensive of the two: a median of £7,323 per m² against £4,139 in SO31 (Locks Heath) — SO31 is 43% cheaper per m². The figures come from 138 and 368 sales with an EPC-matched floor area in the last 12 months of HM Land Registry data.
KT7
Thames Ditton
£7,323median per m²
- Median sale price
- £845,000
- Middle 60% of sales (p20–p80)
- £6,236 – £8,628
- Sales (last 12 months)
- 142
- With a matched floor area
- 138
- Mean floor area (matched sales)
- 119 m²
- Change over 10 years
- +16.0%
SO31
Locks Heath, Southampton
£4,139median per m²
- Median sale price
- £375,000
- Middle 60% of sales (p20–p80)
- £3,509 – £4,807
- Sales (last 12 months)
- 623
- With a matched floor area
- 368
- Mean floor area (matched sales)
- 103 m²
- Change over 10 years
- +26.5%
- New-build premium
- +11%
Side by side
Every figure covers sales in the last 12 months, on the same dataset and the same method for both areas.
| Measure | KT7 | SO31 | Difference |
|---|---|---|---|
| Median price per m² | £7,323 | £4,139 | −43% |
| Median sale price | £845,000 | £375,000 | −56% |
| Sales (last 12 months) | 142 | 623 | +481 |
| Change over 10 years | +16.0% | +26.5% | +10.5 pts |
By property type
Median price per m² for each property type sold in the last 12 months. Only types with matched sales are listed, and a dash means too few sales to publish.
| Property type | KT7 | SO31 |
|---|---|---|
| Detached | £7,566n = 29 | £4,375n = 153 |
| Semi-detached | £7,817n = 41 | £4,089n = 84 |
| Terraced | £7,515n = 32 | £4,153n = 67 |
| Flat | £6,605n = 36 | £3,500n = 64 |
Compare other areas
Or browse the league tables for the most expensive and best value districts, every comparison page, or the free dataset behind these figures.
Contains HM Land Registry data © Crown copyright and database right 2026 · Licensed under the Open Government Licence v3.0 · Floor areas from the Energy Performance of Buildings Register · how these figures are made