CM13 postcode area guide — Basildon

Where is CM13?

Broadband & internet speeds in CM13

Strong coverage

Broadband availability in the CM13 postcode district (Basildon) is Strong — superfast is near-universal and gigabit is rolling out. Across the 696 postcodes Ofcom measures in CM13, superfast broadband (30 Mbit/s or faster) reaches 94.8% of premises and gigabit-capable lines are available to 77.3%.

Around 0.1% of premises in CM13 fall below the Universal Service Obligation (a minimum of 10 Mbit/s download and 1 Mbit/s upload), so the overwhelming majority of homes and businesses here can already order a decent fixed line. For a business that depends on its connection, the figures that matter most are gigabit and full-fibre availability — the symmetric, low-contention services we quote leased lines and FTTP against.

Sample postcodes in CM13

Run a speed test to see what you're actually getting, or check your exact postcode.

Mobile signal around Basildon

Ofcom's coverage model for the wider Basildon district (85,060 premises):

Signal varies street by street — use the mobile coverage checker to compare EE, O2, Three and Vodafone at an exact postcode.

Crime in CM13

Police recorded 51 incidents within about a mile of the centre of CM13 in May 2026 (latest published street-level data). The breakdown:

Raw counts favour busy town centres — a high street with shops and nightlife records more incidents than a residential cul-de-sac. Source: police.uk open data (point sample around the district centroid).

House prices in CM13

Based on 261 sales registered with HM Land Registry in the last 12 months, the median sold price in CM13 is £510,000, up 4.1% on the previous year (£490,000).

Latest recorded sales in CM13

Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.

Who lives here? Basildon demographics

Census 2021 figures for the wider Basildon district (187,571 residents, 76,363 households):

Source: ONS Census 2021 (district level — the finest openly licensed cut we republish). © Crown copyright, OGL v3.0.

Schools in and around CM13

Source: DfE Get Information about Schools (England & Wales). Check Ofsted report cards for inspection detail — headline one-word grades were retired in 2024.

Food hygiene ratings in CM13

139 rated food businesses operate in CM13. 101 hold the top rating of 5, 12 are rated 4, and 1 are rated 2 or below.

Among the 5-rated: 124 (Essex) Transport Squadron Rlc Army Reserve Centre, A M Stores, Basildon Service Station, Billericay Kebabs, BP Hutton Mount Simply Food Connect.

Source: Food Standards Agency, food hygiene ratings (FHRS) open data.

Energy performance (EPC) in CM13

From a sample of 216 Energy Performance Certificates across 12 CM13 postcodes, the most common rating is band C (average band C). 65% of sampled homes are rated C or better.

Source: MHCLG Energy Performance of Buildings Data (England & Wales), sampled at postcode level and refreshed monthly. Individual certificates are on each postcode’s page.

Phone area codes for Basildon

Landlines around CM13 typically use:

Had a call from an unknown number? Use our free UK phone number checker to see who called.

What's it like living in CM13?

Postcodes in CM13

Neighbouring districts

All Chelmsford (CM) postcode districts ›

Frequently asked questions

Sources: HM Land Registry Price Paid Data, police.uk street-level crime, Ofcom Connected Nations, ONS Census 2021, DfE Get Information about Schools, Food Standards Agency FHRS — all © Crown copyright, licensed under the Open Government Licence v3.0. Figures are area aggregates; individual addresses vary. Energy performance (EPC) data will be added when our Open Data Communities registration is approved.