SG4 8YX postcode in Codicote, Hertfordshire

SG4 8YX is a postcode in Codicote, in the Codicote & Kimpton ward of North Hertfordshire. It is in the Stevenage parliamentary constituency and the Hertfordshire police force area, and has been in use since February 1984.

Flooding Not on the at-risk list The Environment Agency lists no home or business here in an area at risk from rivers or the sea Gigabit broadband 100% of homes and businesses can get it. North Hertfordshire: 86% Typical price £453,150 Homes sold in SG4 8, last 12 months. ▼ 15.5% on the year before Nearest station Knebworth 3.5 km in a straight line

Where SG4 8YX is, and what is near it

Map of SG4 8YX and what is near it Map of SG4 8YX: its centre point, with the 280 other postcodes in the SG4 8 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 5 bus stops. North is up; the scale bar is 250 m. SG4 8BQ: also in SG4 8SG4 8DE: also in SG4 8SG4 8DF: also in SG4 8SG4 8DQ: also in SG4 8SG4 8DR: also in SG4 8SG4 8DU: also in SG4 8SG4 8DY: also in SG4 8SG4 8EW: also in SG4 8SG4 8EZ: also in SG4 8SG4 8GG: also in SG4 8SG4 8HZ: also in SG4 8SG4 8PY: also in SG4 8SG4 8SW: also in SG4 8SG4 8SY: also in SG4 8SG4 8TF: also in SG4 8SG4 8TY: also in SG4 8SG4 8UA: also in SG4 8SG4 8UB: also in SG4 8SG4 8UD: also in SG4 8SG4 8UE: also in SG4 8SG4 8UF: also in SG4 8SG4 8UG: also in SG4 8SG4 8UH: also in SG4 8SG4 8UJ: also in SG4 8SG4 8UL: also in SG4 8SG4 8UN: also in SG4 8SG4 8UQ: also in SG4 8SG4 8UR: also in SG4 8SG4 8US: also in SG4 8SG4 8UT: also in SG4 8SG4 8UU: also in SG4 8SG4 8UW: also in SG4 8SG4 8UX: also in SG4 8SG4 8WP: also in SG4 8SG4 8XB: also in SG4 8SG4 8XD: also in SG4 8SG4 8XE: also in SG4 8SG4 8XF: also in SG4 8SG4 8XG: also in SG4 8SG4 8XJ: also in SG4 8SG4 8XN: also in SG4 8SG4 8XP: also in SG4 8SG4 8XQ: also in SG4 8SG4 8XR: also in SG4 8SG4 8XT: also in SG4 8SG4 8XU: also in SG4 8SG4 8XX: also in SG4 8SG4 8XZ: also in SG4 8SG4 8YA: also in SG4 8SG4 8YB: also in SG4 8SG4 8YD: also in SG4 8SG4 8YE: also in SG4 8SG4 8YH: also in SG4 8SG4 8YJ: also in SG4 8SG4 8YL: also in SG4 8SG4 8YN: also in SG4 8SG4 8YP: also in SG4 8SG4 8YQ: also in SG4 8SG4 8YR: also in SG4 8SG4 8YU: also in SG4 8SG4 8YW: also in SG4 8SG4 8YY: also in SG4 8 2 places, 2.3–3.3 kmSchool 2.4 kmKnebworth station 3.5 kmGP 3.9 kmWhitwell Surgery 4.5 kmCodicote & Kimpton SG4 8YX Map of SG4 8YX and what is near it Map of SG4 8YX: its centre point, with the 280 other postcodes in the SG4 8 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 5 bus stops. North is up; the scale bar is 250 m. 2 places, 2.3–3.3 kmSchool 2.4 km2 places, 3.5–3.9 kmCodicote & Kimpton SG4 8YX
  • SG4 8YX
  • Other postcodes in SG4 8: press one for its page
  • 4 schools
  • 2 railway stations
  • 3 GP practices
  • 5 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 51.8491, longitude -0.2299)

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 SG4 8YX?

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 SG4 8YX?

Every home and business at SG4 8YX can get gigabit broadband from a line, Ofcom says.

Gigabit (1,000 Mbit/s)100% can get it

North Hertfordshire: 86%

Superfast (30 Mbit/s or more)100% can get it

North Hertfordshire: 98%

The line marks the figure across North Hertfordshire.

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 SG4 8YX?

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

North Hertfordshire District 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 SG4 8YX 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 SG4 8YX.

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 North Hertfordshire

The Environment Agency publishes this for the whole council, not for SG4 8YX: 6,270 properties in North Hertfordshire are at high risk (8.9% of all its properties). All the figures for North Hertfordshire

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 SG4 8YX 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 SG4 8YX?

Homes in SG4 8 sold for a typical £453,150 in the 12 months to August 2026, across 76 sales, down 15.5% on the 12 months before, HM Land Registry's figures show.

£453,150 typical price, the 12 months to August 2026
£536,000 12 months to August 2025
▼ down 15.5% on the 12 months before
  • Detached £750,000 25 sales
  • Semi-detached £463,150 20 sales
  • Terraced £345,000 29 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 SG4 district: a typical £475,000 from 388 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 SG4 8YX

HM Land Registry records 15 standard sales of homes in SG4 8YX from January 2024 to August 2026, the latest on 17 July 2026. The middle sale was £297,500, from £245,000 to £350,000. Across SG4 8, the typical price in the 12 months to August 2026 was £453,150. Each sale below opens Land Registry's own record of it.

Show the other 7 sales

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 SG4 8YX?

The Valuation Office Agency counts about 860 homes in the neighbourhood around SG4 8YX. The largest share of them, 28%, are in council tax band D. More were built from 1983 to 1999 than in any other period (22%). 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 SG4 8YX

Band D in North Hertfordshire for 2026‑27: £2,449. For the bands the homes here are in, a year's council tax runs from £1,632 (band A) to £4,897 (band H); band D, the most common, is £2,449.

BandHomes around hereA year
Band Aabout 40 (5%)£1,632
Band Babout 50 (6%)£1,904
Band Cabout 140 (16%)£2,176
Band Dabout 240 (28%)£2,449
Band Eabout 130 (15%)£2,993
Band Fabout 120 (14%)£3,537
Band Gabout 130 (15%)£4,081
Band Habout 10 (1%)£4,897

When the homes were built

  1. 19% Before 1900
  2. 3% 1900 to 1918
  3. 5% 1919 to 1939
  4. 9% 1945 to 1964
  5. 17% 1965 to 1982
  6. 22% 1983 to 1999
  7. 7% 2000 to 2009
  8. 5% 2010 to 2019
  9. 14% 2020 or later

Averages for North Hertfordshire 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 SG4 8YX is in (ONS area E01023595), 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 SG4 8YX?

The nearest open schools to SG4 8YX, in a straight line. Distance is not a catchment.

Primary

Secondary

Find and compare schools in England, on GOV.UK More schools near SG4 8YX, 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 SG4 8YX?

The nearest railway station to the centre of SG4 8YX is Knebworth Rail Station, 3.5 km away in a straight line.

  • Knebworth Rail Station Railway station 3.5 kmCycle
  • Welwyn North Rail Station Railway station 3.9 kmCycle

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

5 bus stops within 400 metres, the nearest New Town, 259 m away.

More stations near SG4 8YX, 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 SG4 8YX?

The nearest GP practices to the centre of SG4 8YX, 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 SG4 8YX?

0 within 1 km 1 within 3 km

The nearest charging points to the centre of SG4 8YX, as OpenStreetMap had them on 20 October 2026:

  • Osprey Charging point · No details mapped 2.4 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 SG4 8YX?

The nearest to the centre of SG4 8YX, 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 SG4 8YX?

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 SG4 8YX?

The nearest care homes to the centre of SG4 8YX, 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 SG4 8YX?

The nearest NHS pharmacies to the centre of SG4 8YX, 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 SG4 8YX?

The nearest vets to the centre of SG4 8YX 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 SG4 8YX in a conservation area?

The centre of SG4 8YX 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 SG4 8YX?

Police.uk records 28 crimes and reports of anti-social behaviour within a mile of the centre of SG4 8YX in August 2026, the latest month it has published.

Violence and sexual offences10 reports
Anti-social behaviour5 reports
Burglary4 reports
Criminal damage and arson3 reports
Other theft2 reports
Vehicle crime1 report

Also: drugs 1, possession of weapons 1, other crime 1.

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 SG4 8YX

Ward
Codicote & Kimpton
Parish
Codicote
Region
East of England
Country
England
Built-up area
Codicote
Rural or urban
Larger rural, nearer to a major town or city
In use since
February 1984

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 SG4 8YX

Go wider

Every postcode in the same sector, district or postcode area.

SG4 8 sector SG4 district SG postcode area Codicote postcodes

Questions about a postcode

Nearby postcodes

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

SG4 8YQ50 mSG4 8YN90 mSG4 8SW140 mSG4 8YW170 mSG4 8UQ170 mSG4 8YB190 m
All of SG4

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

Check another postcode

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