Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started21 Knapton Avenue is a three-bedroom semi-detached house in Billingham (TS22 5DJ). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1950-1966 and council tax band C. The property has underfloor heating on record, all of which lower running costs and tend to lift resale appeal. Other recorded features include a conservatory and a loft. Our model identifies extension potential, subject to local planning policy. The latest certificate (November 2023) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 83), a 2-band jump.
One planning record on file: an extension approved in 2004. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. Today's modelled estimate of £232,000 is 13.2% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£216/sq ft) was about 33.8% above the typical sold price in the postcode. Last sale on file: £205,000 in March 2024.
Recommended upgrades on file would lift this property by multiple EPC bands.
21 Knapton Avenue has an approved rear extension on the planning record.
21 Knapton Avenue valuation sits well clear of the typical sold price in this postcode.
£232,000
Modelled from EPC, postcode comparables.
£205,000
Recorded with HM Land Registry.
21 Knapton Avenue is notably below the street on years held.
Price per m²
£2,330
Street avg £1,933
Floor Area
88 m²
Street avg 88 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Rudston Avenue — bus stop.

Daytime· 07:00 – 23:00
57.0dB

Extension: Rear of property
Conservatory to rear
1 March 2024Most recent
£205,000
Median price across the last 5 sales in TS22 5DJ: £220,000 (2025–2023).
CO₂ Emissions
3.7 t/year
Street avg 4.1 t/year
TS22 5AX
Closest school
0.4 km
Prior's Mill CofE Primary School. 16 schools nearby.
Night-time· 23:00 – 07:00
46.5dB
Free valuation
An expert visits your home
Local expertise
An agent who knows your area
No obligation
You decide if and when to sell