CW8 postcode district: Northwich and around, Cheshire West and Chester

CW8 is a postcode district in England, with 1,116 postcodes in use in 4 sectors. It has postcodes in Northwich, Hartford, Cuddington and 3 more places. Its council is Cheshire West and Chester.

Postcodes in use: 1,116
Sectors: 4
Council: Cheshire West and Chester
Places: 6 places

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

Every postcode in CW8, and which are new since 2020

New since 2020: 58
In use before 2020: 1,058
Outline: where 5 or more new postcodes since 2020 lie together

Of the 1,116 postcodes in CW8 that ONS places, 58 are new since 2020 and 1,058 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. A dashed outline shows where 5 or more lie within 160 metres of each other. It is not a boundary, and 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 53.2531, longitude -2.5649. 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 5 newest postcodes

CW8 1BHDecember 2025 CW8 2GTNovember 2025 CW8 4FUSeptember 2025 CW8 4TBJanuary 2025 CW8 1UHDecember 2024

Where the new postcodes lie together

14 new postcodes since 2020, outlined on the map. CW8 4FU, is the newest of them.
11 new postcodes since 2020, outlined on the map. CW8 1TR, is the newest of them.
6 new postcodes since 2020, outlined on the map. CW8 1UA, is the newest of them.

What broadband can you get in CW8?

Ofcom reports on 1,105 of the 1,116 postcodes in CW8. At 867 of them every home and business can get gigabit broadband, and at 7 some cannot get decent broadband (10 Mbit/s).

Postcodes where every home can get gigabit867 of 1,105

Postcodes where every home can get superfast1,009 of 1,105

Postcodes where some cannot get decent broadband7 of 1,105

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 CW8 at risk of flooding?

36 of the 1,116 postcodes in CW8 have a home or business in an area at risk of flooding from rivers or the sea, the Environment Agency says. At those, it puts 72 homes and businesses in an area at high or medium risk.

Homes and businesses in an area at risk, at 36 of 1,116 postcodes High: 43Medium: 29Low: 273Very low: 6

High: 3.3% or more a year (1 in 30). Medium: 1% to 3.3% a year. Low: 0.1% to 1% a year. Very low: under 0.1% a year (1 in 1,000). Each band is the chance of flooding in any one year.

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 CW8?

Homes in CW8 sold for a typical £265,000 in the 12 months to August 2026, across 632 sales, down 3.6% on the 12 months before, HM Land Registry's figures show.

£265,000 typical price, the 12 months to August 2026

£275,000 12 months to August 2025

▼ down 3.6% on the 12 months before

Detached £425,000 208 sales
Semi-detached £248,625 214 sales
Terraced £189,500 166 sales
Flat or maisonette £148,750 44 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