Stockton-on-Tees · TS21
EICR in TS21 (Stillington)? We'll point you the right way.
Covering Stillington, Bishopton, Redmarshall, Thorpe Thewles, Carlton, Sedgefield, Long Newton, including Bishopsgarth & Elm Tree, Eaglescliffe West, Fairfield. Find qualified electricians nearby.
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TS21 (Stillington) in a nutshell
TS21 covers Stillington, Bishopton, Redmarshall, Thorpe Thewles, Carlton, Sedgefield, Long Newton, in County Durham and Darlington and Stockton-on-Tees. Give your full postcode when you ask for quotes, so the pro can confirm they cover your street.
Local tips for TS21
Two councils in one district
TS21 is split between County Durham and Darlington and Stockton-on-Tees. Some councils run their own landlord licensing, so check which one your home is in.
Where's this from?
postcodes.io (ONSPD) local authorityGive your full postcode
TS21 stretches across Bishopsgarth & Elm Tree, Eaglescliffe West, Fairfield and more, so give your full postcode, not just 'TS21', when you ask for quotes.
Where's this from?
postcodes.io (ONSPD) wardsOwn your home? This is for you too.
It's not just for landlords. Homeowners and buyers use these checks for peace of mind too.
Where's this from?
ONS Census 2021, Stockton-on-Tees: 60.8% owner-occupiedEngland landlord rules: quick version
- Every 5 years: an electrical inspection and test by a qualified person.
- Within 28 days: give your tenants a copy of the report.
- If asked: send it to the council within 7 days.
More detail on the Stockton-on-Tees page. Always double-check on GOV.UK.
Next door to TS21
← Electrical safety (EICR) across Stockton-on-Tees · all areas
Frequently asked questions
Which areas does TS21 cover?
TS21 (Stillington, Bishopton, Redmarshall, Thorpe Thewles, Carlton, Sedgefield, Long Newton) includes the wards of Bishopsgarth & Elm Tree, Eaglescliffe West, Fairfield, Hardwick & Salters Lane, Hartburn, Newtown, Northern Parishes, Roseworth, Sadberge & Middleton St George, Sedgefield, Trimdon & Wingate (ONS Postcode Directory via postcodes.io).
Which postcode districts are next to TS21?
Neighbouring districts include TS29 (Trimdon Station), TS22 (Billingham – West), TS19 (Newtown), TS20 (Norton), TS23 (Billingham – East) (ONS Postcode Directory via Doogal). A pro covering TS21 may well cover these too, so it's worth asking.
How many homes are in TS21?
About 5,275 households and 12,493 residents at the 2011 Census, across 545 active postcodes (Doogal / ONS Postcode Directory).
Which council area is TS21 in?
TS21 sits in County Durham, Darlington, Stockton-on-Tees (postcodes.io). Parliamentary constituency: Newton Aycliffe and Spennymoor, Stockton North, Stockton West.
📊 The numbers behind this page
- Postcode district
- TS21 1
- Areas covered
- Stillington, Bishopton, Redmarshall, Thorpe Thewles, Carlton, Sedgefield, Long Newton 2
- Active postcodes
- 545 3
- Households (2011 Census, via Doogal)
- 5,275 2
- Population (2011 Census, via Doogal)
- 12,493 2
- Electoral wards
- Bishopsgarth & Elm Tree, Eaglescliffe West, Fairfield, Hardwick & Salters Lane, Hartburn, Newtown, Northern Parishes, Roseworth … 4
- Parliamentary constituencies
- Newton Aycliffe and Spennymoor, Stockton North, Stockton West 4
- Local authority
- County Durham, Darlington, Stockton-on-Tees 4
- Households privately renting (Stockton-on-Tees built-up area)
- 18.0% 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.