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Get startedFlat 1, 21 Grange Road, Thornton Heath, CR7 8SA
Extendable
About Flat 1
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
Flat 1 is a one-bedroom semi-detached house in Thornton Heath (CR7 8SA). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to 1900-1929 and council tax band B. At 47 m² this is the largest unit on EPC record across the building (27–47 m²). The building's EPC ratings span E to C across 4 units on file. Our model identifies extension potential, subject to local planning policy. The latest certificate (April 2017) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 78).
Sale prices here have outpaced England HPI: 4.5% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£498/sq ft) was about 58.4% above the typical sold price in the postcode. One planning record on file: an extension approved in 2021. Past consents include an extension, meaningful when judging how the property has evolved. Last changed hands 9 years ago, in August 2017. At 47 m² it's 21.7% smaller than the typical home in the postcode (60 m² median across 44 EPCs).
What this property has
Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.
Inside
- Bedrooms1
- Bathrooms1
Building
- Extension potentialPossible
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
EPC Rating
A
B
C
D
D67
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
2.1 t/year
Occupancy
Owner Occupied
Planning history
Applications and permits filed against Flat 1, 21 Grange Road, Thornton Heath, CR7 8SA, sourced from the PlanIt planning register.
Flat 1 has an approved single-storey side and rear extension on the planning record.
- May 2021ExtensionFullGranted
Extension: Single storey · Side and rear of property
Alterations, erection of single-storey side/rear extension.
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Current estimate
See how we calculated this£244,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.5% per year over 10 years.
Last sold (2017)
£252,000
Growth on file: 4.5% per year over 10 years.
Sales timeline
Versus other Grange Road homes
Four headline reads against 26 similar flats on this street, drawn from the latest EPC and Land Registry data.
On floor area, Flat 1 runs well behind the street norm.
Price per m²
£5,362
Street avg £5,154
Floor Area
47 m²
Street avg 52 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Thornton Heath district page.
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
High Street / Whitehorse Lane — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around CR7 8SA from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
52.3dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 92 points of interest in total.
Beautiful places to visit nearby
Curated scenic spots within reach of this postcode, served by Beautifulplaces.ai. Photography and tagging come from their open dataset.
Common questions
The questions buyers, sellers and homeowners most often ask about Flat 1, 21 Grange Road, Thornton Heath, CR7 8SA. Each answer is also embedded as structured data for search engines.