SO21 1AS postcode in Winchester, Hampshire

SO21 1AS is a postcode in Winchester, in the Alresford and Itchen Valley ward. It is in the Winchester parliamentary constituency and the Hampshire police force area, and has been in use since January 1980.

Where SO21 1AS is, and what is near it

Map of SO21 1AS and what is near it Map of SO21 1AS: its centre point, with the 298 other postcodes in the SO21 1 sector, 4 schools (3 beyond the edge, shown by arrows), 2 railway stations (2 beyond the edge, shown by arrows), 3 GP practices (3 beyond the edge, shown by arrows) and 4 bus stops, over roads, rivers and built-up areas. North is up; the scale bar is 500 m. SO21 1AT: also in SO21 1SO21 1AU: also in SO21 1SO21 1AW: also in SO21 1SO21 1AX: also in SO21 1SO21 1AY: also in SO21 1SO21 1AZ: also in SO21 1SO21 1BA: also in SO21 1SO21 1BB: also in SO21 1SO21 1BD: also in SO21 1SO21 1BE: also in SO21 1SO21 1BH: also in SO21 1SO21 1BJ: also in SO21 1SO21 1BQ: also in SO21 1SO21 1BY: also in SO21 1SO21 1DJ: also in SO21 1SO21 1DY: also in SO21 1SO21 1DZ: also in SO21 1SO21 1EA: also in SO21 1SO21 1EB: also in SO21 1SO21 1EY: also in SO21 1SO21 1FD: also in SO21 1SO21 1FJ: also in SO21 1SO21 1XA: also in SO21 1 Prince's Mead School 2.1 kmSt Swithuns 4.3 kmMicheldever station 9.7 kmColden Common and Twyford SO21 1AS Map of SO21 1AS and what is near it Map of SO21 1AS: its centre point, with the 298 other postcodes in the SO21 1 sector, 4 schools (3 beyond the edge, shown by arrows), 2 railway stations (2 beyond the edge, shown by arrows), 3 GP practices (3 beyond the edge, shown by arrows) and 4 bus stops, over roads, rivers and built-up areas. North is up; the scale bar is 500 m. 3 places, 5.3–5.8 kmFriarsgate Practice 6.3 kmMicheldever station 9.7 kmColden Common and Twyford SO21 1AS
  • SO21 1AS
  • Other postcodes in SO21 1: press one for its page
  • 4 schools
  • 2 railway stations
  • 3 GP practices
  • 4 bus stops
  • Further out, with the distance

Points are centre points, not buildings, and nothing drawn is a boundary. Names in italics are council wards: we hold no town or village names here. Open this area on OpenStreetMap (latitude 51.0954, longitude -1.2527)

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026; schools: Department for Education; stations and bus stops: Department for Transport; GP practices: NHS England; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026; street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

Who looks after SO21 1AS?

ONS places a whole postcode in one council, one ward and one constituency, from a single point. A few postcodes cross a boundary, so an address at the edge can belong to the one next door. Your council tax bill or your poll card settles it for your address.

Council, police force area and constituency: ONS Postcode Directory, August 2026. What each council does: GOV.UK. The MP: UK Parliament, read 14 October 2026.

What broadband can you get at SO21 1AS?

87% of the homes and businesses at SO21 1AS can get superfast broadband (30 Mbit/s or more) from a line, and 87% gigabit, Ofcom says.

Share of homes and businesses that can get it

Gigabit (1,000 Mbit/s)

SO21 1AS 87% Winchester 69%

Superfast (30 Mbit/s or more)

SO21 1AS 87% Winchester 95%
Check one address, and mobile coverage, on Ofcom's checker Compare broadband at another postcode

Source: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it

When are the bins collected at SO21 1AS?

BinDayBuddy does not read Winchester City Council's collection days yet, so the council's own checker is the place to look.

Winchester City Council's bin days

Source: BinDayBuddy, built from councils' own collection systems and public data. BinDayBuddy is run by Towpath Digital, which also runs this site. How we use it

Is SO21 1AS at risk of flooding?

From rivers and the sea, long term

The Environment Agency's list of postcodes with a home or business in an area at risk of flooding from rivers or the sea does not include SO21 1AS.

Rivers and the sea only, for the land around buildings, not each building. GOV.UK's checker answers for one address, surface water included.

Source: Environment Agency, Risk of Flooding from Rivers and Sea (postcodes in areas at risk), published 6 July 2026, Open Government Licence v3.0.

From surface water, across Winchester

The Environment Agency publishes this for the whole council, not for SO21 1AS: 1,283 properties in Winchester are at high risk (1.6% of all its properties). All the figures for Winchester

Source: Environment Agency, Risk of Flooding from Surface Water, properties at risk by local authority, version 2025-09, listed 18 September 2026, Open Government Licence v3.0.

Flood warnings

The centre of SO21 1AS is not in any of the Environment Agency's flood warning or alert areas. Part of the postcode may still be, so check your own address when you sign up.

Sign up for flood warnings, free, on GOV.UK Check flood risk at another postcode

Source: Environment Agency, flood warning areas read 17 October 2026. Open Government Licence v3.0. How we use these

What do homes sell for near SO21 1AS?

Homes in SO21 1 sold for a typical £468,250 in the 12 months to August 2026, across 88 sales, down 5.8% on the 12 months before, HM Land Registry's figures show.

£468,250 typical price, the 12 months to August 2026
£497,000 12 months to August 2025
▼ down 5.8% on the 12 months before
  • Detached £597,500 30 sales
  • Semi-detached £423,000 34 sales
  • Terraced £362,500 18 sales
  • Flat or maisonette £236,500 6 sales

Each bar is that kind's typical price, against the most expensive kind here.

Across the whole SO21 district: a typical £529,000 from 190 sales.

How we work this out: house prices by postcode

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

Homes sold in SO21 1AS

HM Land Registry records one standard sale of homes in SO21 1AS from January 2024 to August 2026, the latest on 29 July 2025. Each sale below opens Land Registry's own record of it.

Sales at market value to a private buyer; the latest months are not complete. Own or live in a home listed here and would rather it were not? Ask us to take it off.

Source: HM Land Registry Price Paid Data, files dated 28 September 2026. Contains HM Land Registry data © Crown copyright and database right 2021. This data is licensed under the Open Government Licence v3.0. How we use it

What council tax band are homes near SO21 1AS?

The Valuation Office Agency counts about 900 homes in the neighbourhood around SO21 1AS. The largest share of them, 33%, are in council tax band G. More were built before 1900 than in any other period (40%). A home's own band is set for that home: check it on GOV.UK.

Council tax bands, and a year's council tax

Council tax bands of the homes around SO21 1AS

Band D in Winchester for 2026‑27: £2,360. For the bands the homes here are in, a year's council tax runs from £1,573 (band A) to £4,720 (band H); band G, the most common, is £3,933.

BandHomes around hereA year
Band Aabout 70 (8%)£1,573
Band Babout 50 (6%)£1,835
Band Cabout 100 (11%)£2,098
Band Dabout 110 (12%)£2,360
Band Eabout 110 (12%)£2,884
Band Fabout 100 (11%)£3,409
Band Gabout 300 (33%)£3,933
Band Habout 60 (7%)£4,720

When the homes were built

  1. 40% Before 1900
  2. 5% 1900 to 1918
  3. 10% 1919 to 1939
  4. 14% 1945 to 1964
  5. 12% 1965 to 1982
  6. 13% 1983 to 1999
  7. 5% 2000 to 2009
  8. 2% 2010 to 2019
  9. None 2020 or later

2020 or later: none of the homes the VOA counts here.

Averages for Winchester before discounts, not any one home's bill.

Council tax: Ministry of Housing, Communities and Local Government, Council Tax levels set by local authorities in England 2026 to 2027, Table 10, published 25 March 2026, Open Government Licence v3.0. How we use it

Counts for the neighbourhood the centre of SO21 1AS is in (ONS area E01023236), rounded by the VOA.

Check one home's band on GOV.UK

Source: Valuation Office Agency, Council Tax: stock of properties, at 31 March 2026, Open Government Licence v3.0. How we use it

Which schools are near SO21 1AS?

The nearest open schools to SO21 1AS, in a straight line. Distance is not a catchment.

Find and compare schools in England, on GOV.UK More schools near SO21 1AS, and how we find them

Source: Department for Education, Get Information about Schools, read 17 October 2026, Open Government Licence v3.0. Each school opens its own record there. How we use it

Where is the nearest station to SO21 1AS?

The nearest railway station to the centre of SO21 1AS is Winchester Rail Station, 5.6 km away in a straight line.

  • Winchester Rail Station Railway station 5.6 kmDrive
  • Micheldever Rail Station Railway station 9.7 kmDrive

Straight-line distances from the centre point, not routes. Walk: under 1.2 km. Cycle: 1.2 to 5 km. Drive: further.

4 bus stops within 400 metres, the nearest Chilland Lane, 251 m away.

More stations near SO21 1AS, and how we find them

Source: Department for Transport, NaPTAN, read 17 October 2026, Open Government Licence v3.0. How we use it

Which GP surgeries are near SO21 1AS?

The nearest GP practices to the centre of SO21 1AS, in a straight line. Each sets the area it takes patients from. In England, each opens its page at the Care Quality Commission, which inspects and rates it.

Find a GP on the NHS website

Source: NHS England, Organisation Data Service (GP practices), read 17 October 2026; ratings: Care Quality Commission, 1 October 2026, Open Government Licence v3.0. How we use it

Where can I charge an electric car near SO21 1AS?

0 within 1 km 2 within 3 km

The nearest charging points to the centre of SO21 1AS, as OpenStreetMap had them on 20 October 2026:

  • Gridserve Charging point · 2 chargers · Type 2, CCS, CHAdeMO · up to 50 kW 2.2 kmCycle
  • Gridserve Charging point · 3 chargers · Type 2, CCS, CHAdeMO · up to 40 kW 2.8 kmCycle

OpenStreetMap is mapped by volunteers. It does not have every charger, and not every one it has gives its speed or plugs. Check a charger's own app before you set off.

See more chargers on Open Charge Map

Source: © OpenStreetMap contributors, Open Database Licence, map as of 20 October 2026. How we use it

Which dentists are near SO21 1AS?

The nearest to the centre of SO21 1AS, in a straight line. Those in England open their page at the Care Quality Commission, which inspects them. It gives few dentists a rating.

Source: Care Quality Commission (directory of 14 October 2026), Open Government Licence v3.0. This uses Care Quality Commission information. How we use it

Which hospitals are nearest to SO21 1AS?

The nearest NHS and private hospitals and clinics in England, in a straight line, with the Care Quality Commission's latest overall rating. One in Wales or Scotland may be nearer.

Not every hospital has an accident and emergency department. In an emergency, call 999.

Source: Care Quality Commission (directory of 14 October 2026, ratings of 1 October 2026), Open Government Licence v3.0. This uses Care Quality Commission information. How we use it

Which care homes are near SO21 1AS?

The nearest care homes to the centre of SO21 1AS, in a straight line, with the Care Quality Commission's latest overall rating.

Source: Care Quality Commission (directory of 14 October 2026, ratings of 1 October 2026), Open Government Licence v3.0. This uses Care Quality Commission information. How we use it

Which pharmacies are near SO21 1AS?

The nearest NHS pharmacies to the centre of SO21 1AS, in a straight line. Those in England show the opening hours they gave the NHS (list published July 2026) and open their page on the NHS website. A few work online or by post only: check before you go.

Hours can change on bank holidays. For urgent help when a pharmacy is closed, call NHS 111.

Source: NHS Business Services Authority (phone numbers: NHS Organisation Data Service), Open Government Licence v3.0. How we use it

Which vets are near SO21 1AS?

The nearest vets to the centre of SO21 1AS on OpenStreetMap, in a straight line. Each opens its entry on the map, with its opening hours and website where they are mapped.

OpenStreetMap may not have every vet. Out of hours, ring your own vet’s number first: the Royal College of Veterinary Surgeons says vets in practice must arrange round-the-clock emergency first aid and pain relief, themselves or through another service.

Source: © OpenStreetMap contributors, Open Database Licence, map as of 20 October 2026. How we use it

Is SO21 1AS in a conservation area?

The centre of SO21 1AS is not in any conservation area, listed building, tree preservation area, green belt or protected landscape that planning.data.gov.uk holds. Not every council has sent all its data, so check with the council before relying on it.

Source: planning.data.gov.uk, asked at the postcode's centre point. Open Government Licence v3.0. How we use it

How much crime is there near SO21 1AS?

Police.uk records 1 crimes and reports of anti-social behaviour within a mile of the centre of SO21 1AS in August 2026, the latest month it has published.

Criminal damage and arson1 report

Police.uk places each report at a nearby point, so this is an area, not a street.

Your local policing team on Police.uk How we work this out: crime by postcode, with the last 12 months

Source: data.police.uk, from its download of 30 September 2026, Open Government Licence v3.0. How we use it

The official record for SO21 1AS

Ward
Alresford and Itchen Valley
Parish
Itchen Valley
Region
South East
Country
England
In use since
January 1980

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026. See all our data sources

Where to check what we do not hold

Around SO21 1AS

Nearby postcodes

The nearest postcodes in use, measured in a straight line between centre points.

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode. How we use it

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