House prices in the SM1 postcode district
Based on 424 Land Registry transactions · 12 months ending April 2026
What is the median house price in SM1?
As of April 2026, the median sold price in the SM1 postcode district is £441,000, based on 424 Land Registry transactions in the 12 months ending April 2026. The Gera District Price Index (GDPI) for SM1 is 153 — 53% above the UK outcode median of £288,675. Detached homes sold for a median of £665,000.
Gera District Price Index — SM1
153 / 100 where 100 = UK outcode median (£288,675). SM1 is 53% above the national outcode median.
Median sold prices in SM1
- Overall median
- £441,000
- vs UK outcode median
- +53%
- Transactions (12m)
- 424
By property type
| Property type | Median price | vs overall |
|---|---|---|
| Detached | £665,000 | +51% |
| Semi-detached | £563,500 | +28% |
| Terraced | £475,000 | +8% |
| Flat / maisonette | £275,000 | -38% |
Property type medians are shown only where ≥3 transactions were recorded. All figures: HM Land Registry Price Paid Data, 12 months ending April 2026.
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Medians are from HM Land Registry Price Paid Data — rolling 12 months to June 2026. GDPI = Gera District Price Index (UK outcode median = 100). Your inputs are used only in your browser.
SM1 house prices — questions and answers
- What is the average house price in the SM1 postcode district?
- The median sold price in SM1 is £441,000, based on 424 transactions recorded by HM Land Registry in the 12 months ending April 2026.
- Is SM1 cheap or expensive compared with the UK average?
- The Gera District Price Index (GDPI) for SM1 is 153 (UK outcode median = 100). SM1 is around the national median: its median of £441,000 is 53% above the UK outcode median of £288,675 (HM Land Registry PPD, April 2026).
- How much does a detached house cost in SM1?
- The median price for a detached house in SM1 is £665,000, according to HM Land Registry Price Paid Data for the 12 months ending April 2026.
- How much does a flat cost in SM1?
- The median price for a flat or maisonette in SM1 is £275,000, based on HM Land Registry transaction data for the 12 months ending April 2026.
- What is the typical price for a terraced house in SM1?
- The median price for a terraced house in SM1 is £475,000 (HM Land Registry PPD, 12 months to April 2026).
- How much does a semi-detached house cost in SM1?
- The median price for a semi-detached house in SM1 is £563,500 (HM Land Registry PPD, 12 months to April 2026).
- What is the Gera District Price Index for SM1?
- The Gera District Price Index (GDPI) for SM1 is 153, where 100 equals the UK outcode median (£288,675). The GDPI allows direct comparison between postcode districts regardless of geography. Methodology: https://gerarent.com/methodology/gera-district-price-index.
Other postcodes in the same area
See all 2,188 UK postcode districts or the broader local authority average house prices.
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Browse rentals near SM1All median prices are computed by GeraRent from the HM Land Registry — Price Paid Data — rolling 12 months ending April 2026. Minimum 5 transactions per outcode; type medians require ≥3. The Gera District Price Index (GDPI) is a Gera proprietary computation — methodology at https://gerarent.com/methodology/gera-district-price-index. Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.