21 Thornhill, Chacombe, Banbury, OX17 2JG
About 21 Thornhill
21 Thornhill is a semi-detached house in Chacombe, Banbury, Banbury (OX17 2JG). It has a recorded floor area of 76 m² (around 818 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (June 2021) shows an E (score 54), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 78), a 2-band jump. Main heating runs on oil.
A recent sale: £310,000 in February 2025. Across 2015–2025, sale prices on this property compounded at 3.2% per year. On a £-per-square-foot basis, the last sale (£379/sq ft) was about 92.4% above the typical sold price in the postcode. At 76 m² it's 29.6% smaller than the typical home in the postcode (108 m² median across 7 EPCs).
Everything you need to know about 21 Thornhill
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
21 Thornhill has no planning applications on record.
But the area is active
5 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
21 Thornhill saw 3 transfers in just over a decade — high turnover for the postcode.
£329,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.2% per year over 10 years.
£310,000
Growth on file: 3.2% per year over 10 years.
Sales timeline
10 February 2025Most recent
£310,000
+5.1%over 1 year16 July 2023
£295,000
+28.3%over 7 years30 July 2015
£230,000
Median price across the last 5 sales in OX17 2JG: £258,000 (2025–2011).
Nearby sales in OX17 2JG
5 Thornhill, Chacombe, Banbury, OX17 2JG
Sold Jan 2025
£470,0007 Thornhill, Chacombe, Banbury, OX17 2JG
Sold Jan 2022
£330,00017 Thornhill, Chacombe, Banbury, OX17 2JG
Sold Dec 2019
£258,00019 Thornhill, Chacombe, Banbury, OX17 2JG
Sold Dec 2011
£200,00029 Thornhill, Chacombe, Banbury, OX17 2JG
Sold Feb 2011
£200,000
Versus other Thornhill homes
On price per m², 21 Thornhill stands well clear of the street.
Price per m²
£4,079
Street avg £2,573
Floor Area
76 m²
Street avg 112 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
5.1 t/year
Street avg 6.2 t/year
Everything you need to know about 21 Thornhill
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee
The data behind every report
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Middleton Road — bus stop.
Closest school
0.1 km
Chacombe CEVA Primary Academy. 3 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Daytime· 07:00 – 23:00
43.4dB
Night-time· 23:00 – 07:00
35.9dB