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Get started10 Nalder Green is a five-bedroom detached house in East Challow, Wantage, Wantage (OX12 9WE). It has a recorded floor area of 138 m² (around 1485 sq ft) and construction records dating it to 2012-2021. The latest certificate (July 2025) shows a C (score 79), near the top of the C band. Earlier certificates rated it B (July 2015); the latest reading is one band lower. Between certificates, wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Average. The recommended improvements would push it to B (score 83).
On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Last sold in November 2015, so it's been off the market for around 11 years. Today's modelled estimate of £605,000 is 31.5% above the 2015 sale price.
10 Nalder Green sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
£605,000
Modelled from EPC, postcode comparables.
£460,000
Recorded with HM Land Registry.
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Detailed AI analysis
10 Nalder Green is notably below the street on co₂ emissions.
Price per m²
£3,333
Street avg £3,482
Floor Area
138 m²
Street avg 134 m²
CO₂ Emissions
2.8 t/year
Street avg 2.0 t/year
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km

Daytime· 07:00 – 23:00
45.2dB

9 November 2015Most recent
£460,000
Median price across the last 5 sales in OX12 9WE: £550,000 (2023–2022).
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Years Held
11 years
Street avg 9 years
OX12 9WJ
Green — bus stop.
Closest school
0.7 km
St Nicholas CofE Primary School. 9 schools nearby.
Night-time· 23:00 – 07:00
38.5dB