Model valuation£417,0008 Busby Close
Local market context
21 Chesterton Avenue is a semi-detached house in Thornaby, Stockton-On-Tees, Stockton On Tees (TS17 0BH). It has a recorded floor area of 65 m² (around 700 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (May 2025) shows an E (score 52), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 84), a 3-band jump.
It changed hands recently, sold August 2025 for £145,200. At 65 m² it sits well below the postcode median (127 m² across 9 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 78% of similar EPCs). Today's modelled estimate of £183,000 is 26% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£208/sq ft) was about 17.5% above the typical sold price in the postcode.
Recommended upgrades on file would lift this property by multiple EPC bands.
Certificate validity
Valid until 30 May 2035
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21 Chesterton Avenue has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
£183,000
Modelled from EPC, postcode comparables.
£145,200
Recorded with HM Land Registry.
14 August 2025Most recent
£145,200
Median price across the last 5 sales in TS17 0BH: £187,500 (2025–2022).
7 Chesterton Avenue, Thornaby, Stockton On Tees, TS17 0BH
Sold Jun 2025
35 Chesterton Avenue, Thornaby, Stockton On Tees, TS17 0BH
Sold Jan 2024
19 Chesterton Avenue, Thornaby, Stockton On Tees, TS17 0BH
Sold Oct 2023
23 Chesterton Avenue, Thornaby, Stockton On Tees, TS17 0BH
Sold Aug 2022
11 Chesterton Avenue, Thornaby, Stockton On Tees, TS17 0BH
Sold Aug 2022
21 Chesterton Avenue is notably below the street on years held.
Price per m²
£2,234
Street avg £1,974
Floor Area
65 m²
Street avg 150 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
4.5 t/year
Street avg 6.9 t/year
Property research, connected
Explore sale histories, valuations, energy ratings and local areas. Ask the assistant to connect the details and take your research further.
Start your researchTS17 0UX
TS17 0EX
TS17 0FW
TS17 0ES
TS17 0BG
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TS17 0DU
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
445/mo
Steady year-on-year across the wider district.
Nearest stop
0.4 km
Martinet Road — bus stop.
Closest school
0.5 km
Bader Primary School. 22 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.

Daytime· 07:00 – 23:00
47.9dB

Night-time· 23:00 – 07:00
38.0dB