Dorchester · DT1

Plumbing compliance check in DT1 (Dorchester)? We'll point you the right way.

Covering Dorchester, including Charminster St Mary's, Dorchester East, Dorchester Poundbury. Find plumbers nearby.

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Request a plumbing compliance check in DT1 (Dorchester)

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DT1 (Dorchester) in a nutshell

DT1 covers Dorchester, in Dorset. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.

Local tips for DT1

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Dorset council area

DT1 is in Dorset'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

DT1 stretches across Charminster St Mary's, Dorchester East, Dorchester Poundbury and more, so give your full postcode, not just 'DT1', when you ask for quotes.

Where's this from?postcodes.io (ONSPD) wards
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Older terraces, older pipes

Dorchester has lots of terraced homes. In older ones, ask the plumber to look at shared supply pipes and any old tanks in the loft.

Where's this from?ONS Census 2021, Dorchester: 30.4% terraced
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New to plumbing compliance checks? 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

  • No single certificate: but keep water, heating and sanitation in repair.
  • Legionella: assess the risk for each let.
  • CO alarms: needed where there's a fixed combustion appliance (not gas cookers).

More detail on the Dorchester page. Always double-check on GOV.UK.

Next door to DT1

DT2 · DorchesterDT3 · WeymouthDT4 · WeymouthDT5 · PortlandDT9 · SherborneBA8 · Templecombe

← Plumbing & water compliance across Dorchester · all areas

Frequently asked questions

Which areas does DT1 cover?

DT1 (Dorchester) includes the wards of Charminster St Mary's, Dorchester East, Dorchester Poundbury, Dorchester West (ONS Postcode Directory via postcodes.io).

Which postcode districts are next to DT1?

Neighbouring districts include DT2 (Dorchester), DT3 (Weymouth), DT4 (Weymouth), DT5 (Portland), DT9 (Sherborne) (ONS Postcode Directory via Doogal). A pro covering DT1 may well cover these too, so it's worth asking.

How many homes are in DT1?

About 8,451 households and 19,063 residents at the 2011 Census, across 793 active postcodes (Doogal / ONS Postcode Directory).

Which council area is DT1 in?

DT1 sits in Dorset (postcodes.io). Parliamentary constituency: West Dorset.

📊 The numbers behind this page
Postcode district
DT1 1
Areas covered
Dorchester 2
Active postcodes
793 3
Households (2011 Census, via Doogal)
8,451 2
Population (2011 Census, via Doogal)
19,063 2
Electoral wards
Charminster St Mary's, Dorchester East, Dorchester Poundbury, Dorchester West 4
Parliamentary constituencies
West Dorset 4
Local authority
Dorset 4
Households in converted/shared houses (Dorchester built-up area)
2.1% 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.