DT4 postcode area guide — Dorset

Where is DT4?

Broadband & internet speeds in DT4

Strong coverage

Broadband availability in the DT4 postcode district (Dorset) is Strong — superfast is near-universal and gigabit is rolling out. Across the 975 postcodes Ofcom measures in DT4, superfast broadband (30 Mbit/s or faster) reaches 99.3% of premises and gigabit-capable lines are available to 69.6%.

Around 0% of premises in DT4 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 DT4

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

Mobile signal around Dorset

Ofcom's coverage model for the wider Dorset district (198,095 premises):

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

Crime in DT4

Police recorded 354 incidents within about a mile of the centre of DT4 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 DT4

Based on 506 sales registered with HM Land Registry in the last 12 months, the median sold price in DT4 is £245,000, down 2.0% on the previous year (£250,000).

Latest recorded sales in DT4

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

Who lives here? Dorset demographics

Census 2021 figures for the wider Dorset district (379,579 residents, 169,261 households):

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

Schools in and around DT4

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 DT4

569 rated food businesses operate in DT4. 341 hold the top rating of 5, 18 are rated 4, and 1 are rated 2 or below.

Among the 5-rated: 88 RODWELL AVENUE, A&J Kebab House, Aaran House, Abbotsbury Road Post Office, Acqua Beach Weymouth.

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

Energy performance (EPC) in DT4

From a sample of 382 Energy Performance Certificates across 11 DT4 postcodes, the most common rating is band B (average band C). 63% 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 Dorset

Landlines around DT4 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 DT4?

Postcodes in DT4

Neighbouring districts

All Dorchester (DT) 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.