# SO21 3HN: area report for a postcode in Winchester

SO21 3HN is a postcode in Winchester.

A postcode has no figures of its own: each layer is published for whole councils, neighbourhoods or exact points. The figures below are for the whole of Winchester. Open the map at SO21 3HN for neighbourhoods and points.

In: [Winchester](https://openindex.co.uk/winchester) › [SO21](https://openindex.co.uk/postcode/so21) › [SO21 3](https://openindex.co.uk/postcode/so21-3)

## Around this postcode

- **0 crimes within 500 m**: August, none in July either. Winchester 001B: 21 a year per 1,000 people. (Map point) https://openindex.co.uk/map/street-crime?around=-1.3271,51.1248,SO213HN
- **Winchester, 6.4 km**: The nearest station, in a straight line. (Exact point) https://openindex.co.uk/map/stations?around=-1.3271,51.1248,SO213HN
- **1 school within 800 m**: Nearest is 700 m away. (Exact point) https://openindex.co.uk/map/schools?around=-1.3271,51.1248,SO213HN
- **No property in SO21 3HN listed at risk of flooding**: From rivers or the sea, with flood defences, in the Environment Agency's assessment. (Postcode) https://openindex.co.uk/map/flood-risk-by-postcode?around=-1.3271,51.1248,SO213HN
- **England’s least deprived 10%**: This neighbourhood, Winchester 001B. (Neighbourhood) https://openindex.co.uk/map/deprivation-england?around=-1.3271,51.1248,SO213HN
- **£463,025 average price**: For the whole of Winchester, July 2026. (Council) https://openindex.co.uk/map/house-prices?around=-1.3271,51.1248,SO213HN
- **No GP practices within 1 km**: None found within 2 km. (Postcode) https://openindex.co.uk/map/gp-practices?around=-1.3271,51.1248,SO213HN
- **No supermarkets within 1 km**: None found within 2 km. (Exact point) https://openindex.co.uk/map/supermarkets?around=-1.3271,51.1248,SO213HN
- **No gigabit broadband at SO21 3HN**: Superfast for 50%. What can be ordered, January 2026. (Postcode) https://openindex.co.uk/map/broadband-by-postcode?around=-1.3271,51.1248,SO213HN
- **Low road and rail noise at SO21 3HN**: Road 44 dB, rail under 40 dB or not modelled (Lden, modelled for 2021) (Postcode) https://openindex.co.uk/map/noise-by-postcode?around=-1.3271,51.1248,SO213HN
- **Not in a radon Affected Area**: Under 1% of homes in this 1 km square are estimated to be at or above the radon Action Level. (1 km grid) https://openindex.co.uk/map/radon?around=-1.3271,51.1248,SO213HN
- **7.7 µg/m³ nitrogen dioxide**: Modelled yearly average for this 1 km square, 2025. (1 km grid) https://openindex.co.uk/map/nitrogen-dioxide?around=-1.3271,51.1248,SO213HN

## Nearest schools

| School | Phase | Distance | Ofsted | Results |
| --- | --- | --- | --- | --- |
| [South Wonston Primary School](https://openindex.co.uk/school/south-wonston-primary-school-e116034) | Primary | 700 m (9 minutes on foot) | Good (overall), June 2024 | 64% met the expected standard at KS2 (2024/25) |

## Recent sales nearby

| Month | Price | Home | Distance |
| --- | --- | --- | --- |
| September 2025 | £310,000 | Terraced, established, freehold | 240 m |
| November 2025 | £550,000 | Detached, established, freehold | 300 m |
| August 2023 | £405,000 | Semi-detached, established, freehold | 340 m |
| February 2026 | £445,000 | Detached, established, freehold | 390 m |
| July 2026 | £535,000 | Detached, established, freehold | 420 m |
| October 2025 | £215,000 | Semi-detached, established, freehold | 440 m |
| March 2025 | £375,000 | Terraced, established, freehold | 460 m |
| October 2025 | £510,000 | Detached, established, freehold | 500 m |

## Within 1 km

## Key figures

- **Average house price: £463,025** (July 2026). Winchester’s average house price was £463,025 in July 2026 (HM Land Registry). Up 2.1% in a year. Source: UK House Price Index, July 2026. Published 16 September 2026.
- **Median full-time pay: £45,766** (2025). Full-time workers living in Winchester earned a median of £45,766 in 2025 (ONS earnings survey). 42nd highest paid of 348. Source: Annual Survey of Hours and Earnings, 2025. Published 23 October 2025.
- **House price to pay: 10.1×** (2025). A home in Winchester costs 10.1 times local full-time pay. Joint 51st least affordable of 348. Source: Worked out by Open Index from the UK House Price Index and the ONS earnings survey. Published 16 September 2026.
- **Deprivation score: 10.2** (2025). Winchester has a deprivation score of 10.2 in the English Indices of Deprivation 2025 (MHCLG). Joint 29th least deprived of 296. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.

## Winchester 001B (Neighbourhood)

- **Deprivation score: 4.3** (2025). Winchester 001B has a deprivation score of 4.3 in the English Indices of Deprivation 2025 (MHCLG). Joint 2,112th least deprived of 33,755. Source: English Indices of Deprivation 2025, 2025. Published 30 October 2025.
- **Median sale price: £530,000** (2025). The median price paid for a home in Winchester 001B was £530,000 in 2025. Joint 3,977th most expensive of 31,750. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026.
- **Population: 2,962** (2021). Winchester 001B had 2,962 usual residents at the census (ONS Census 2021). Joint 113th most populated of 46,844. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026.
- **Gigabit broadband coverage: 13.5%** (January 2026). In Winchester 001B, 13.5% of homes and businesses could get gigabit-capable broadband in January 2026 (Ofcom). UK 87.8%. Source: Connected Nations (Ofcom), January 2026. Published 13 May 2026.

## SO21 (Postcode district)

- **Median sale price: £576,500** (2025). The median price paid for a home in SO21 was £576,500 in 2025. 168th most expensive of 2,235. Source: Worked out by Open Index from HM Land Registry Price Paid Data. Published 28 September 2026.
- **Population: 20,980** (2021). SO21 had 20,980 usual residents at the census (ONS Census 2021). 1,356th least populated of 2,756. Source: Census 2021, England and Wales and Scotland's Census 2022 and Census 2021, Northern Ireland, 2021. Published 21 July 2026.
- **People in radon Affected Area squares: 48%** (2022). About 48% of people in SO21 live in a 1 km square that the radon atlas marks as a radon Affected Area. UK 44%. Source: Worked out by Open Index from the UKHSA and BGS radon atlas and census output areas. Published 1 December 2022.
- **Gigabit broadband coverage: 42.0%** (January 2026). In SO21, 42.0% of homes and businesses could get gigabit-capable broadband in January 2026 (Ofcom). UK 87.8%. Source: Connected Nations (Ofcom), January 2026. Published 13 May 2026.

## About

- Type: Postcode
- Council: [Winchester](https://openindex.co.uk/winchester)
- Centre: 51.1248, -1.3271

Council: [Winchester](https://openindex.co.uk/winchester) (District, 100%).

## Your MP

- [Winchester](https://openindex.co.uk/constituency/winchester): Dr Danny Chambers (Liberal Democrat), MP since July 2024.

As of 18 October 2026. Contains Parliamentary information licensed under the Open Parliament Licence v3.0. Source: UK Parliament, Members API.

## Sources

- [Street-level crime](https://openindex.co.uk/sources/street-crime), August 2026 (Map point)
- [Rail and Tube stations](https://openindex.co.uk/sources/stations), 2024/25 (Exact point)
- [Schools](https://openindex.co.uk/sources/schools) (Exact point)
- [Flood risk by postcode](https://openindex.co.uk/sources/flood-risk-by-postcode), June 2026 (Postcode)
- [English Indices of Deprivation 2025](https://openindex.co.uk/sources/deprivation-england), 2025 (Neighbourhood)
- [Average house price](https://openindex.co.uk/sources/house-prices), July 2026 (Council)
- [GP practices](https://openindex.co.uk/sources/gp-practices) (Postcode)
- [Supermarkets](https://openindex.co.uk/sources/supermarkets) (Exact point)
- [Broadband by postcode](https://openindex.co.uk/sources/broadband-by-postcode), January 2026 (Postcode)
- [Road and rail noise by postcode](https://openindex.co.uk/sources/noise-by-postcode), 2021 (Postcode)
- [Radon potential](https://openindex.co.uk/sources/radon) (1 km grid)
- [Nitrogen dioxide (NO2)](https://openindex.co.uk/sources/nitrogen-dioxide), 2025 (1 km grid)

On the map: https://openindex.co.uk/map/sold-prices?around=-1.3271,51.1248,SO213HN

## How to cite

Source: Open Index, openindex.co.uk. Link to this page, https://openindex.co.uk/postcode/so21-3hn.

Open Index's own text and the figures it works out are licensed under CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Source data keeps its publishers' licences, named with each figure. Give each figure's period and source with it.

Snapshot 2026.10.8, https://doi.org/10.5281/zenodo.23508850. The HTML page: https://openindex.co.uk/postcode/so21-3hn