CB21 4SJ postcode in Horseheath, Cambridgeshire
CB21 4SJ is a postcode in Horseheath, in the Balsham ward of South Cambridgeshire. It is in the South Cambridgeshire parliamentary constituency and the Cambridgeshire police force area, and has been in use since September 2006. It is a large-user postcode, which Royal Mail gives to a single address that gets a lot of mail.
Where CB21 4SJ is, and what is near it
- CB21 4SJ
- Other postcodes in CB21 4: press one for its page
- 4 schools
- 2 railway stations
- 2 GP practices
- 6 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 52.1001, longitude 0.3527)
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; street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them
Who looks after CB21 4SJ?
- South CambridgeshireDistrict council South Cambridgeshire: bins, council tax, planning
- CambridgeshireCounty council Cambridgeshire: schools, roads, care
- Council tax bandSet for each home, not for a postcode. The bands and a year's charge around CB21 4SJ Check a council tax band on GOV.UK
- CambridgeshirePolice force area
- South CambridgeshireParliamentary constituency. Its MP is Pippa Heylings (Liberal Democrat), as Parliament lists them. Contact Pippa Heylings
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 CB21 4SJ?
Ofcom gives no broadband figures for CB21 4SJ. It reports postcodes with homes or businesses it can match to its data, so a new postcode, or one with no premises on its list, has none.
Check one address, and mobile coverage, on Ofcom's checker Compare broadband at another postcodeSource: Ofcom, Connected Nations, Spring 2026, data for January 2026, Open Government Licence v3.0. How we use it
When are the bins collected at CB21 4SJ?
South Cambridgeshire District Council gives bin days for each home rather than each postcode. BinDayBuddy finds yours from your house number, from the council's own system.
Find the bin days for your home on BinDayBuddySource: 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 CB21 4SJ 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 CB21 4SJ.
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 South Cambridgeshire
The Environment Agency publishes this for the whole council, not for CB21 4SJ: 3,011 properties in South Cambridgeshire are at high risk (3.1% of all its properties). All the figures for South Cambridgeshire
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 CB21 4SJ 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 postcodeSource: Environment Agency, flood warning areas read 17 October 2026. Open Government Licence v3.0. How we use these
What do homes sell for near CB21 4SJ?
Homes in CB21 4 sold for a typical £422,500 in the 12 months to August 2026, across 98 sales, up 0.8% on the 12 months before, HM Land Registry's figures show.
- Detached £560,000 45 sales
- Semi-detached £400,000 35 sales
- Terraced £350,000 16 sales
- Flat or maisonette 2 sales, too few to price
Each bar is that kind's typical price, against the most expensive kind here.
Across the whole CB21 district: a typical £461,000 from 166 sales.
How we work this out: house prices by postcodeSource: 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 CB21 4SJ
HM Land Registry records no standard sales of homes in CB21 4SJ from January 2024 to August 2026. The prices above are for the homes around 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 CB21 4SJ?
The Valuation Office Agency counts about 650 homes in the neighbourhood around CB21 4SJ. The largest share of them, 26%, are in council tax band C. More were built before 1900 than in any other period (34%). A home's own band is set for that home: check it on GOV.UK.
Council tax bands, and a year's council tax
Band D in South Cambridgeshire for 2026‑27: £2,536. For the bands the homes here are in, a year's council tax runs from £1,691 (band A) to £5,073 (band H); band C, the most common, is £2,254.
| Band | Homes around here | A year |
|---|---|---|
| Band A | about 20 (3%) | £1,691 |
| Band B | about 40 (6%) | £1,973 |
| Band C | about 170 (26%) | £2,254 |
| Band D | about 120 (18%) | £2,536 |
| Band E | about 100 (15%) | £3,100 |
| Band F | about 110 (17%) | £3,663 |
| Band G | about 80 (12%) | £4,227 |
| Band H | about 10 (2%) | £5,073 |
When the homes were built
- 34% Before 1900
- 2% 1900 to 1918
- 6% 1919 to 1939
- 18% 1945 to 1964
- 15% 1965 to 1982
- 13% 1983 to 1999
- 6% 2000 to 2009
- 3% 2010 to 2019
- 3% 2020 or later
Averages for South Cambridgeshire 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 CB21 4SJ is in (ONS area E01018220), rounded by the VOA.
Check one home's band on GOV.UKSource: 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 CB21 4SJ?
The nearest open schools to CB21 4SJ, in a straight line. Distance is not a catchment.
Primary
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 CB21 4SJ?
The nearest railway station to the centre of CB21 4SJ is Dullingham Rail Station, 11.3 km away in a straight line.
- Dullingham Rail Station Railway station 11.3 kmDrive
- Great Chesterford Rail Station Railway station 11.8 kmDrive
Straight-line distances from the centre point, not routes. Walk: under 1.2 km. Cycle: 1.2 to 5 km. Drive: further.
6 bus stops within 400 metres, the nearest Cricket Ground, 87 m away.
More stations near CB21 4SJ, and how we find themSource: Department for Transport, NaPTAN, read 17 October 2026, Open Government Licence v3.0. How we use it
Which GP surgeries are near CB21 4SJ?
The nearest GP practices to the centre of CB21 4SJ, 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.
- Unity Healthcare Care Quality Commission rating: Good CQC report November 2022, over 3 years old · Phone 01440 841300 5.7 kmDrive
- Haverhill Family Practice Care Quality Commission rating: Good CQC report December 2019, over 3 years old · Phone 01440 702010 5.9 kmDrive
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 CB21 4SJ?
OpenStreetMap maps no public charging point within 3 km of the centre of CB21 4SJ on the map as of 20 October 2026. It does not have every charger: Open Charge Map's own map, linked below, may show more.
See more chargers on Open Charge MapSource: © OpenStreetMap contributors, Open Database Licence, map as of 20 October 2026. How we use it
Which dentists are near CB21 4SJ?
The nearest to the centre of CB21 4SJ, in a straight line. Those in England open their page at the Care Quality Commission, which inspects them. It gives few dentists a rating.
- Clock House Dentistry Phone 01223 892899 5.3 kmDrive
- West End Manse Dental Care Phone 01440 702070 5.9 kmDrive
- West End Manse Dental Care Ltd Phone 01440 702070 5.9 kmDrive
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 CB21 4SJ?
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.
- CPFT at Fulbourn Hospital Phone 01223 726789 14.6 kmDrive
- Addenbrooke's and the Rosie Hospitals Care Quality Commission rating: Good CQC report September 2023, over 3 years old · Phone 01223 245151 16.7 kmDrive
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 CB21 4SJ?
The nearest care homes to the centre of CB21 4SJ, in a straight line, with the Care Quality Commission's latest overall rating.
- The Meadows Care Home Care Quality Commission rating: Good CQC report June 2019, over 3 years old · Phone 01440 712498 4.0 kmCycle
- Yew Tree Cottage Care Quality Commission rating: Good CQC report April 2020, over 3 years old · Phone 01223 290600 4.4 kmCycle
- Cambridge House Care Quality Commission rating: Good CQC report September 2023, over 3 years old · Phone 01440 704719 4.9 kmCycle
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 vets are near CB21 4SJ?
The nearest vets to the centre of CB21 4SJ on OpenStreetMap, in a straight line. Each opens its entry on the map, with its opening hours and website where they are mapped.
- Homefield Road Veterinary Surgery 5.6 kmDrive
- Dick White Referrals 10.1 kmDrive
- Mercer & Hughes (Vets) 11.0 kmDrive
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 CB21 4SJ in a conservation area?
The centre of CB21 4SJ 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 CB21 4SJ?
Police.uk records 1 crimes and reports of anti-social behaviour within a mile of the centre of CB21 4SJ in August 2026, the latest month it has published.
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 monthsSource: data.police.uk, from its download of 30 September 2026, Open Government Licence v3.0. How we use it
The official record for CB21 4SJ
- Ward
- Balsham
- Parish
- Horseheath
- Region
- East of England
- Country
- England
- Built-up area
- Horseheath
- Rural or urban
- Smaller rural, further from a major town or city
- In use since
- September 2006
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
- Food hygiene ratings: Food hygiene ratings, from the Food Standards Agency
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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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