SM1 postcode area guide — Sutton

Where is SM1?

Broadband & internet speeds in SM1

Excellent coverage

Broadband availability in the SM1 postcode district (Sutton) is Excellent — gigabit-capable full fibre is widely available. Across the 810 postcodes Ofcom measures in SM1, superfast broadband (30 Mbit/s or faster) reaches 96.1% of premises and gigabit-capable lines are available to 90.8%.

Around 0% of premises in SM1 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 SM1

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

Mobile signal around Sutton

Ofcom's coverage model for the wider Sutton district (88,810 premises):

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

Crime in SM1

Police recorded 487 incidents within about a mile of the centre of SM1 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 SM1

Based on 374 sales registered with HM Land Registry in the last 12 months, the median sold price in SM1 is £431,000, essentially flat on the previous year (£430,000).

Latest recorded sales in SM1

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

Who lives here? Sutton demographics

Census 2021 figures for the wider Sutton district (209,636 residents, 82,347 households):

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

Schools in and around SM1

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 SM1

243 rated food businesses operate in SM1. 170 hold the top rating of 5, 33 are rated 4, and 13 are rated 2 or below.

Among the 5-rated: Achieve Together 3 The Green, Achieve Together Cheam Road, Achieve Together Grove, Al Hamd Halal Meat Sutton Ltd, Ali Bey.

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

Energy performance (EPC) in SM1

From a sample of 282 Energy Performance Certificates across 11 SM1 postcodes, the most common rating is band D (average band D). 40% 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 Sutton

Landlines around SM1 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 SM1?

Postcodes in SM1

Neighbouring districts

All Sutton (SM) 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.