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Get started20 Nalder Green is a four-bedroom detached house in East Challow, Wantage, Wantage (OX12 9WE). It has a recorded floor area of 131 m² (around 1410 sq ft). The latest certificate (October 2015) returns a B (score 82), comfortably above the UK average. The latest certificate is from October 2015, so improvements made since then won't be reflected. Records show the property has been extended at some point in its history.
Sale prices here have outpaced England HPI: 0.9% per year against 0% for the wider region. Today's modelled estimate of £536,000 is 10.5% above the 2021 sale price. Most recent transfer: December 2021 at £485,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
This certificate is over 10 years old and is no longer valid.Expired 01 Oct 2025
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£536,000
Modelled from EPC, postcode comparables and a sale-price growth of 0.9% per year over 6 years.
£485,000
Growth on file: 0.9% per year over 6 years.
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Detailed AI analysis
On years held, 20 Nalder Green runs well behind the street norm.
Price per m²
£3,702
Street avg £3,468
Floor Area
131 m²
Street avg 134 m²
CO₂ Emissions
2.0 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

17 December 2021Most recent
£485,000
+5.4%over 5 years18 March 2016
£460,000
Median price across the last 5 sales in OX12 9WE: £550,000 (2023–2022).
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Years Held
4 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