SO18 4RL postcode in Southampton, England

SO18 4RL is a postcode in Southampton, in the Harefield ward. It is in the Southampton Itchen parliamentary constituency and the Hampshire police force area, and has been in use since December 1994.

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 at SO18 4RL can get it Across Southampton: 97% Typical price £270,000 Homes sold in SO18 4, last 12 months. ▼ 3.6% on the year before Nearest station Bitterne 950 m in a straight line

Where SO18 4RL is, and what is near it

Map of SO18 4RL and what is near it Map of SO18 4RL: its centre point, with the 108 other postcodes in the SO18 4 sector, 4 schools (1 beyond the edge, shown by arrows), 2 railway stations (1 beyond the edge, shown by arrows), 3 GP practices (2 beyond the edge, shown by arrows) and 6 bus stops. North is up; the scale bar is 250 m. SO18 4AS: also in SO18 4SO18 4EE: also in SO18 4SO18 4EF: also in SO18 4SO18 4EG: also in SO18 4SO18 4EH: also in SO18 4SO18 4EJ: also in SO18 4SO18 4EL: also in SO18 4SO18 4EN: also in SO18 4SO18 4EP: also in SO18 4SO18 4EQ: also in SO18 4SO18 4ER: also in SO18 4SO18 4ES: also in SO18 4SO18 4ET: also in SO18 4SO18 4EU: also in SO18 4SO18 4EW: also in SO18 4SO18 4EX: also in SO18 4SO18 4EY: also in SO18 4SO18 4EZ: also in SO18 4SO18 4FB: also in SO18 4SO18 4FD: also in SO18 4SO18 4FE: also in SO18 4SO18 4FF: also in SO18 4SO18 4FG: also in SO18 4SO18 4FH: also in SO18 4SO18 4FJ: also in SO18 4SO18 4FL: also in SO18 4SO18 4GP: also in SO18 4SO18 4HA: also in SO18 4SO18 4HB: also in SO18 4SO18 4HD: also in SO18 4SO18 4HE: also in SO18 4SO18 4HF: also in SO18 4SO18 4HH: also in SO18 4SO18 4HP: also in SO18 4SO18 4HQ: also in SO18 4SO18 4HR: also in SO18 4SO18 4HS: also in SO18 4SO18 4HT: also in SO18 4SO18 4HU: also in SO18 4SO18 4HW: also in SO18 4SO18 4HX: also in SO18 4SO18 4HY: also in SO18 4SO18 4JR: also in SO18 4SO18 4JU: also in SO18 4SO18 4QL: also in SO18 4SO18 4RA: also in SO18 4SO18 4RF: also in SO18 4SO18 4RG: also in SO18 4SO18 4RH: also in SO18 4SO18 4RJ: also in SO18 4SO18 4RN: also in SO18 4SO18 4RP: also in SO18 4SO18 4RQ: also in SO18 4SO18 4RR: also in SO18 4SO18 4RS: also in SO18 4SO18 4RT: also in SO18 4SO18 4RU: also in SO18 4SO18 4RW: also in SO18 4SO18 4RX: also in SO18 4SO18 4RY: also in SO18 4SO18 4RZ: also in SO18 4SO18 4SA: also in SO18 4SO18 4SB: also in SO18 4SO18 4SD: also in SO18 4SO18 4SE: also in SO18 4SO18 4SF: also in SO18 4SO18 4SG: also in SO18 4SO18 4SH: also in SO18 4SO18 4SJ: also in SO18 4SO18 4SL: also in SO18 4SO18 4SN: also in SO18 4SO18 4SP: also in SO18 4SO18 4SQ: also in SO18 4SO18 4SR: also in SO18 4SO18 4SS: also in SO18 4SO18 4SY: also in SO18 4SO18 4SZ: also in SO18 4SO18 4TA: also in SO18 4SO18 4TB: also in SO18 4SO18 4TD: also in SO18 4SO18 4TQ: also in SO18 4SO18 4TS: also in SO18 4SO18 4UF: also in SO18 4 Bitterne Park School 1.3 kmSt Denys station 1.7 kmGP 2.3 kmBitterne Park SO18 4RL Map of SO18 4RL and what is near it Map of SO18 4RL: its centre point, with the 108 other postcodes in the SO18 4 sector, 4 schools (1 beyond the edge, shown by arrows), 2 railway stations (1 beyond the edge, shown by arrows), 3 GP practices (2 beyond the edge, shown by arrows) and 6 bus stops. North is up; the scale bar is 500 m. Bitterne Park School 1.3 kmSpcl Surgery 2.4 kmBitterne Park SO18 4RL
  • SO18 4RL
  • Other postcodes in SO18 4: press one for its page
  • 4 schools
  • 2 railway stations
  • 3 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 50.9188, longitude -1.3634)

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 SO18 4RL?

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. The MP: UK Parliament, read 14 October 2026.

What broadband can you get at SO18 4RL?

Every home and business at SO18 4RL can get gigabit broadband from a line, Ofcom says.

Share of homes and businesses that can get it

Gigabit (1,000 Mbit/s)

SO18 4RL 100% Southampton 97%

Superfast (30 Mbit/s or more)

SO18 4RL 100% Southampton 99%
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 SO18 4RL?

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

Southampton 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 SO18 4RL 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 SO18 4RL.

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 Southampton

The Environment Agency publishes this for the whole council, not for SO18 4RL: 2,135 properties in Southampton are at high risk (1.7% of all its properties). All the figures for Southampton

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 SO18 4RL 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 SO18 4RL?

Homes in SO18 4 sold for a typical £270,000 in the 12 months to August 2026, across 51 sales, down 3.6% on the 12 months before, HM Land Registry's figures show.

£270,000 typical price, the 12 months to August 2026
£280,000 12 months to August 2025
▼ down 3.6% on the 12 months before
  • Detached £377,000 16 sales
  • Semi-detached £285,000 13 sales
  • Terraced £256,000 8 sales
  • Flat or maisonette £167,500 14 sales

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

Across the whole SO18 district: a typical £280,000 from 421 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 SO18 4RL

HM Land Registry records no standard sales of homes in SO18 4RL 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 SO18 4RL?

The Valuation Office Agency counts about 640 homes in the neighbourhood around SO18 4RL. The largest share of them, 44%, are in council tax band B. More were built from 1945 to 1964 than in any other period (63%). 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 SO18 4RL

Band D in Southampton for 2026‑27: £2,381. For the bands the homes here are in, a year's council tax runs from £1,588 (band A) to £2,381 (band D); band B, the most common, is £1,852.

BandHomes around hereA year
Band Aabout 70 (11%)£1,588
Band Babout 280 (44%)£1,852
Band Cabout 170 (27%)£2,117
Band Dabout 120 (19%)£2,381
Band Ewithheld£2,911
Band Ffewer than 5£3,440
Band Gfewer than 5£3,969
Band Hfewer than 5£4,763

When the homes were built

  1. None Before 1900
  2. None 1900 to 1918
  3. 33% 1919 to 1939
  4. 63% 1945 to 1964
  5. 2% 1965 to 1982
  6. None 1983 to 1999
  7. 2% 2000 to 2009
  8. None 2010 to 2019
  9. None 2020 or later

Before 1900, 1900 to 1918, 1983 to 1999, 2010 to 2019, 2020 or later: none of the homes the VOA counts here.

Averages for Southampton 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 SO18 4RL is in (ONS area E01017203), 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 SO18 4RL?

The nearest open schools to SO18 4RL, in a straight line. Distance is not a catchment.

Primary

Secondary

Find and compare schools in England, on GOV.UK More schools near SO18 4RL, 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 SO18 4RL?

The nearest railway station to the centre of SO18 4RL is Bitterne Rail Station, 950 metres away in a straight line.

  • Bitterne Rail Station Railway station 950 mWalk
  • St Denys Rail Station Railway station 1.7 kmCycle

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 Glenfield Avenue, 223 m away.

More stations near SO18 4RL, 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 SO18 4RL?

The nearest GP practices to the centre of SO18 4RL, 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 SO18 4RL?

0 within 1 km 2 within 3 km

The nearest charging points to the centre of SO18 4RL, as OpenStreetMap had them on 20 October 2026:

  • InstaVolt Charging point · 8 chargers · CCS, CHAdeMO 2.2 kmCycle
  • Pod Point Charging point · 2 chargers · Type 2, CCS, CHAdeMO · up to 50 kW 3.0 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 SO18 4RL?

The nearest to the centre of SO18 4RL, 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 SO18 4RL?

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 SO18 4RL?

The nearest care homes to the centre of SO18 4RL, 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 SO18 4RL?

The nearest NHS pharmacies to the centre of SO18 4RL, 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 SO18 4RL?

The nearest vets to the centre of SO18 4RL 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 SO18 4RL in a conservation area?

The centre of SO18 4RL is in one area with planning rules of its own, as planning.data.gov.uk holds them:

Work on a home here, and on its trees, may need permission that it would not need elsewhere. The council's planning team has the rules for one address. Not every council has sent all its data.

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 SO18 4RL?

Police.uk records 297 crimes and reports of anti-social behaviour within a mile of the centre of SO18 4RL in August 2026, the latest month it has published.

Violence and sexual offences126 reports
Anti-social behaviour38 reports
Shoplifting32 reports
Public order29 reports
Criminal damage and arson19 reports
Other theft15 reports

Also: vehicle crime 8, other crime 7, burglary 6, drugs 6, robbery 5, possession of weapons 4, theft from the person 2.

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 SO18 4RL

Ward
Harefield
Parish
Not in a parish
Region
South East
Country
England
Built-up area
Southampton
Rural or urban
Urban, nearer to a major town or city
In use since
December 1994

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 SO18 4RL

Go wider

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

SO18 4 sector SO18 district SO postcode area Southampton postcodes

Questions about a postcode

Nearby postcodes

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

SO18 4RJ40 mSO18 4RP80 mSO18 4RN90 mSO18 4ES100 mSO18 4ET110 mSO18 4RH120 m
All of SO18

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

Something wrong on this page? Report an error and we will check it against the source.