21 Cornwallis Road, Oxford, OX4 3NP
About 21 Cornwallis Road
21 Cornwallis Road is a three-bedroom semi-detached house in Oxford (OX4 3NP). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (June 2015) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 90), a 2-band jump. The latest certificate is from June 2015, so improvements made since then won't be reflected.
One planning record on file: an extension approved in 2018. Past consents include an extension and a porch, meaningful when judging how the property has evolved. Across 2003–2015, sale prices on this property compounded at 5.7% per year. Today's modelled estimate of £401,000 is 28.5% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£509/sq ft) was about 79.3% above the typical sold price in the postcode. On the market in September 2015 and unlisted since — roughly 11 years. At 57 m² it's 24% smaller than the typical home in the postcode (75 m² median across 17 EPCs).
Know exactly what you're buying at 21 Cornwallis Road
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms3
- CloakroomYes
- FireplaceYes
Outside
- Private gardenYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 21 Jun 2025
EPC Rating
Planning history
- Jul 2018PorchFullIn report
Extension: Two storey
Erection of two storey side extension; single storey rear extension and porch to front elevation
Extension- Documents
- 10 docs on file
- Reference
- 18/01178/FUL
We flagged 1 thing worth checking at 21 Cornwallis Road
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
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Sales history & valuation
21 Cornwallis Road valuation sits well clear of the typical sold price in this postcode.
£401,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.7% per year over 12 years.
£312,000
Growth on file: 5.7% per year over 12 years.
Sales timeline
1 September 2015Most recent
£312,000
+92.6%over 11 years29 October 2003
£162,000
Median price across the last 5 sales in OX4 3NP: £430,000 (2025–2024).
Nearby sales in OX4 3NP
Everything we know about 21 Cornwallis Road, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
Versus other Cornwallis Road homes
On floor area, 21 Cornwallis Road runs well behind the street norm.
Price per m²
£5,474
Street avg £4,466
Floor Area
57 m²
Street avg 78 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
2.5 t/year
Street avg 3.3 t/year
Similar properties nearby
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
7/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Lytton Road — bus stop.
Closest school
0.4 km
Greyfriars Catholic School. 26 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Daytime· 07:00 – 23:00
49.6dB
Night-time· 23:00 – 07:00
40.2dB