BH18 postcode district: Poole and around

BH18 is a postcode district in England, with 297 postcodes in use in 2 sectors. It has postcodes in Poole and Corfe Mullen. It is split between 2 councils: Bournemouth, Christchurch and Poole (270 postcodes) and Dorset (27).

Postcodes in use: 297
Sectors: 2
Councils: 2 councils
Places: 2 places

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

Every postcode in BH18, and which are new since 2020

New since 2020: 3
In use before 2020: 294

Of the 297 postcodes in BH18 that ONS places, 3 are new since 2020 and 294 were in use before 2020.

Each mark is a postcode's centre point as ONS gives it, not a building. Press one to see its postcode and open its page. New since 2020 means it came into use in January 2020 or later. No boundary is drawn. Where marks overlap, the one first in the key is drawn; the counts include every postcode.

The middle of its postcodes: latitude 50.7597, longitude -1.9988. Open this area on OpenStreetMap

Source: Office for National Statistics (ONS) Postcode Directory, August 2026, loaded 20 October 2026, the centre point of each postcode; when each came into use: the same directory; roads, rivers and built-up areas: Contains OS data © Crown copyright and database right 2026. Drawn by us. Street map: Ordnance Survey, OS Open Zoomstack, Open Government Licence v3.0, drawn with MapLibre. How we use them

The 3 newest postcodes

BH18 8FDDecember 2025 BH18 8FBNovember 2022 BH18 8FADecember 2020

What broadband can you get in BH18?

Ofcom reports on 294 of the 297 postcodes in BH18. At 223 of them every home and business can get gigabit broadband.

Postcodes where every home can get gigabit223 of 294

Postcodes where every home can get superfast281 of 294

Ofcom gives each postcode's share of homes and businesses, not how many there are, so these count postcodes. Each postcode page has its own figures. A provider's checker answers for one address.

Check one address on Ofcom's checker

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

Is BH18 at risk of flooding?

None of the 297 postcodes in BH18 is on the Environment Agency's list of postcodes with a home or business in an area at risk of flooding from rivers or the sea.

Homes and businesses in an area at risk of flooding from rivers or the sea, as the Environment Agency counts them, added up over the postcodes. It is for the land, not each building, and leaves out surface water, groundwater and sewers. Each postcode page has its own figures and its flood warning areas.

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

What do homes sell for in BH18?

Homes in BH18 sold for a typical £500,000 in the 12 months to August 2026, across 162 sales, up 1% on the 12 months before, HM Land Registry's figures show.

£500,000 typical price, the 12 months to August 2026

£495,000 12 months to August 2025

▲ up 1% on the 12 months before

Detached £550,000 130 sales
Semi-detached £410,000 9 sales
Terraced 2 sales, too few to price
Flat or maisonette £275,000 21 sales

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

Standard sales of homes at market value. A typical price is the median, the middle sale. Sales take weeks to be registered, so the last month or two are incomplete. Each postcode page gives the figure for its own postcode sector.

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