Weymouth · DT3
Gas safety certificate in DT3 (Weymouth)? We'll point you the right way.
Covering Weymouth, including Chesil Bank, Chickerell, Crossways. Find Gas Safe registered engineers nearby.
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DT3 (Weymouth) in a nutshell
DT3 covers Weymouth, in Dorset. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.
Local tips for DT3
Dorset council area
DT3 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 authorityGive your full postcode
DT3 stretches across Chesil Bank, Chickerell, Crossways and more, so give your full postcode, not just 'DT3', when you ask for quotes.
Where's this from?
postcodes.io (ONSPD) wardsMostly mains gas round here
Most homes in Weymouth run on mains gas, so a standard boiler-and-hob check is what most people need.
Where's this from?
ONS Census 2021, Weymouth: 77.3% mains gas onlyEngland landlord rules: quick version
- Every year: a check by a Gas Safe registered engineer.
- Within 28 days: give your tenants a copy (new tenants get it before they move in).
- Keep it: hang on to records for at least 2 years.
Always double-check on GOV.UK.
Next door to DT3
Frequently asked questions
Which areas does DT3 cover?
DT3 (Weymouth) includes the wards of Chesil Bank, Chickerell, Crossways, Littlemoor & Preston, Melcombe Regis, Radipole, Upwey & Broadwey, Winterborne & Broadmayne (ONS Postcode Directory via postcodes.io).
Which postcode districts are next to DT3?
Neighbouring districts include DT4 (Weymouth), DT1 (Dorchester), DT5 (Portland), DT2 (Dorchester), DT9 (Sherborne) (ONS Postcode Directory via Doogal). A pro covering DT3 may well cover these too, so it's worth asking.
How many homes are in DT3?
About 10,201 households and 23,389 residents at the 2011 Census, across 706 active postcodes (Doogal / ONS Postcode Directory).
Which council area is DT3 in?
DT3 sits in Dorset (postcodes.io). Parliamentary constituency: South Dorset, West Dorset.
📊 The numbers behind this page
- Postcode district
- DT3 1
- Areas covered
- Weymouth 2
- Active postcodes
- 706 3
- Households (2011 Census, via Doogal)
- 10,201 2
- Population (2011 Census, via Doogal)
- 23,389 2
- Electoral wards
- Chesil Bank, Chickerell, Crossways, Littlemoor & Preston, Melcombe Regis, Radipole, Upwey & Broadwey, Winterborne & Broadmayne 4
- Parliamentary constituencies
- South Dorset, West Dorset 4
- Local authority
- Dorset 4
- Households heated by mains gas only (Weymouth built-up area)
- 77.3% 5
- ONS Postcode Directory
- Doogal
- Doogal / ONSPD
- postcodes.io
- ONS Census 2021
Made with open data. See where it all comes from. Updated 26 October 2026.