DL16 postcode area guide — County Durham

Where is DL16?

Broadband & internet speeds in DL16

Strong coverage

Broadband availability in the DL16 postcode district (County Durham) is Strong — superfast is near-universal and gigabit is rolling out. Across the 579 postcodes Ofcom measures in DL16, superfast broadband (30 Mbit/s or faster) reaches 96% of premises and gigabit-capable lines are available to 77.5%.

Around 0.2% of premises in DL16 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 DL16

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

Mobile signal around County Durham

Ofcom's coverage model for the wider County Durham district (269,279 premises):

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

Crime in DL16

Police recorded 217 incidents within about a mile of the centre of DL16 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 DL16

Based on 280 sales registered with HM Land Registry in the last 12 months, the median sold price in DL16 is £138,000, essentially flat on the previous year (£138,500).

Latest recorded sales in DL16

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

Who lives here? County Durham demographics

Census 2021 figures for the wider County Durham district (522,068 residents, 234,764 households):

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

Schools in and around DL16

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 DL16

136 rated food businesses operate in DL16. 92 hold the top rating of 5, 20 are rated 4, and 3 are rated 2 or below.

Among the 5-rated: Aldi, Aleeza's, Appleton Lodge, Asda, Bloom n Witches.

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

Energy performance (EPC) in DL16

From a sample of 429 Energy Performance Certificates across 10 DL16 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 County Durham

Landlines around DL16 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 DL16?

Postcodes in DL16

Neighbouring districts

All Darlington (DL) 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.