21a, Norreys Avenue, Oxford, OX1 4ST
About 21a
21a is a mid-terrace house in Oxford (OX1 4ST). It has a recorded floor area of 50 m² (around 538 sq ft) and construction records dating it to before 1900. The latest certificate (March 2018) shows an E (score 52), well below the UK norm with real room to improve. When first surveyed in September 2010 the rating was F, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Very Good and hot-water efficiency went from Very Poor to Poor; while main heating dropped from Good to Average. The recommended improvements would lift it to C (score 79), a 2-band jump. At 50 m² this is the 2nd smallest of 27 units on EPC record in the building, where floor areas span 40–178 m². The building's EPC ratings span F to C across 27 units on file.
At 50 m² it sits well below the postcode median (106 m² across 26 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs).
Everything you need to know about 21a
The true value, the hidden risks and the full sale history, in one report.
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The data behind every report
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Single glazing replaced with double or better glazing
Loft insulation installed or upgraded to 250mm+
Planning history
21a has no planning applications on record.
Notable planning nearby
21applications of note in the surrounding area
We flagged 3 things worth checking at 21a
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
- Larger development activity nearby
- Environmental risk flagged
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Sales history & valuation
21a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£327,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in OX1 4ST: £532,500 (2025–2017).
Versus other Norreys Avenue homes
On epc rating, 21a runs well behind the street norm.
EPC Rating
52 (E)
Street avg 71 (C)
Floor Area
50 m²
Street avg 48 m²
CO₂ Emissions
3.8 t/year
Street avg 1.9 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Everything you need to know about 21a
The true value, the hidden risks and the full sale history, in one report.
30-day money-back guarantee
The data behind every report
Similar properties nearby
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Lincoln Road — bus stop.
Closest school
0.2 km
New Hinksey Church of England Primary School. 18 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
50.9dB
Night-time· 23:00 – 07:00
44.0dB