Crook · DL15

EPC in DL15 (Crook)? We'll point you the right way.

Covering Crook, Willington, including Deerness, Weardale, Willington & Hunwick. Find accredited domestic energy assessors nearby.

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Request an EPC in DL15 (Crook)

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Request an EPC in DL15 (Crook)

How to check an EPC assessor is registered: GOV.UK: get a new energy certificate · GOV.UK: find an energy certificate.

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DL15 (Crook) in a nutshell

DL15 covers Crook, Willington, in County Durham. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for DL15

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County Durham council area

DL15 is in County Durham's area. Some councils run their own landlord licensing, so it's worth checking theirs.

Where's this from?postcodes.io (ONSPD) local authority
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Give your full postcode

DL15 stretches across Crook, Deerness, Weardale and more, so give your full postcode, not just 'DL15', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Terrace and semi country

Most homes here are terraces or semis. Insulation and heating upgrades are the usual way to nudge a rating up, so have receipts ready.

Where's this from?ONS Census 2021, Crook: 38.6% terraced, 31.7% semi-detached
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New to EPCs? Here's what to expect, how to get ready and what it costs, in plain English. Read the quick guide →

England landlord rules: quick version

  • When you let: you need a valid EPC, usually good for 10 years.
  • Minimum E: most private lets need E or better, unless exempt.

Always double-check on GOV.UK.

Next door to DL15

DL14 · Bishop AucklandDL16 · SpennymoorDH7 · BrandonDL4 · ShildonDH9 · DiptonDL17 · Ferryhill

all areas

Frequently asked questions

Which areas does DL15 cover?

DL15 (Crook, Willington) includes the wards of Crook, Deerness, Weardale, Willington & Hunwick (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to DL15?

Neighbouring districts include DL14 (Bishop Auckland), DL16 (Spennymoor), DH7 (Brandon), DL4 (Shildon), DH9 (Dipton) (ONS Postcode Directory via Doogal). A pro covering DL15 may well cover these too, so it's worth asking.

How many homes are in DL15?

About 10,067 households and 22,472 residents at the 2011 Census, across 708 active postcodes (Doogal / ONS Postcode Directory).

Which council area is DL15 in?

DL15 sits in County Durham (postcodes.io). Parliamentary constituency: Bishop Auckland, City of Durham.

📊 The numbers behind this page
Postcode district
DL15 1
Areas covered
Crook, Willington 2
Active postcodes
708 3
Households (2011 Census, via Doogal)
10,067 2
Population (2011 Census, via Doogal)
22,472 2
Electoral wards
Crook, Deerness, Weardale, Willington & Hunwick 4
Parliamentary constituencies
Bishop Auckland, City of Durham 4
Local authority
County Durham 4
Households privately renting (Crook built-up area)
16.3% 5
  1. ONS Postcode Directory
  2. Doogal
  3. Doogal / ONSPD
  4. postcodes.io
  5. ONS Census 2021

Made with open data. See where it all comes from. Updated 26 October 2026.