4a, Chawley Lane, Cumnor, Oxford, OX2 9PX
About 4a
4a is a two-bedroom semi-detached house in Cumnor, Oxford, Oxford (OX2 9PX). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (September 2018) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since September 2011. Between certificates, window efficiency went from Average to Good, hot-water efficiency went from Average to Good and lighting went from Poor to Very Good; while wall efficiency dropped from Average to Poor and roof efficiency dropped from Average to Very Poor.
Across 1997–2022, sale prices on this property compounded at 6% per year. On a £-per-square-foot basis, the last sale (£420/sq ft) was about 16% above the typical sold price in the postcode. At 73 m² it's 25.1% smaller than the typical home in the postcode (98 m² median across 16 EPCs). Sold November 2022 for £330,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms2
- Bathrooms1
- StudyYes
Outside
- ParkingAllocated
Building
- RefurbishedYes
Everything you need to know about 4a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency improved
Window efficiency improved
More low energy lighting installed
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Planning history
4a has no planning applications on record.
But the area is active
12 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
4a has more than quadrupled in price since its earliest registered sale in 1997.
£319,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.0% per year over 26 years.
£330,000
Growth on file: 6.0% per year over 26 years.
Sales timeline
7 November 2022Most recent
£330,000
+24.5%over 3 years3 June 2019
£265,000
+6.0%over 3 years16 September 2015
£250,000
+22.5%over 3 years4 April 2012
£204,000
+10.3%over 2 years6 November 2009
£185,000
+42.3%over 8 years16 August 2001
£130,000
+52.9%over 1 year5 November 1999
£85,000
+17.2%over 2 years2 January 1997
£72,500
Median price across the last 5 sales in OX2 9PX: £265,000 (2025–2019).
Nearby sales in OX2 9PX
1a, Chawley Lane, Cumnor, Oxford, OX2 9PX
Sold Feb 2025
£290,00059 Chawley Lane, Cumnor, Oxford, OX2 9PX
Sold Feb 2025
£530,50017 Chawley Lane, Cumnor, Oxford, OX2 9PX
Sold Nov 2024
£265,0003a, Chawley Lane, Cumnor, Oxford, OX2 9PX
Sold Feb 2022
£265,00015 Chawley Lane, Cumnor, Oxford, OX2 9PX
Sold Mar 2018
£365,000
Versus other Chawley Lane homes
Floor Area for 4a runs comfortably ahead of the street norm.
Price per m²
£4,521
Street avg £3,052
Floor Area
73 m²
Street avg 65 m²
Habitable Rooms
4 rooms
Street avg 3 rooms
CO₂ Emissions
3.6 t/year
Street avg 2.7 t/year
Everything you need to know about 4a
The true value, the hidden risks and the full sale history, in one report.
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The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Chawley Lane — bus stop.
Closest school
0.8 km
Cumnor Church of England School (Voluntary Controlled). 5 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
51.3dB

Night-time· 23:00 – 07:00
43.4dB






