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Get started23 Downside is a four-bedroom detached house in Cholsey, Wallingford, Wallingford (OX10 9FG). It has a recorded floor area of 137 m² (around 1475 sq ft), construction records dating it to 1996-2002 and council tax band E. The latest certificate (January 2019) shows a C (score 73). The recommended improvements would push it to B (score 82). The home occupies a cul-de-sac position.
Sale prices here have outpaced England HPI: 2.5% per year against 0% for the wider region. Today's modelled estimate of £606,000 is 13.3% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£363/sq ft) was about 18% above the typical sold price in the postcode. At 137 m² the property is well over the postcode median (83 m² across 10 EPCs), placing it in the larger end of the local stock. 3 planning records sit against the property, 0 approved, 1 refused. Most recent transfer: June 2020 at £535,000.
23 Downside has 2 separate extension applications on the council record.
Extension: Single storey
Single storey additions.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£606,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.5% per year over 12 years.
£535,000
Growth on file: 2.5% per year over 12 years.
On epc rating, 23 Downside runs well behind the street norm.
Price per m²
£3,905
Street avg £4,134
Floor Area
137 m²
Street avg 91 m²
Habitable Rooms
6 rooms
Street avg 4 rooms
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Honey Lane — bus stop.

Daytime· 07:00 – 23:00
46.0dB

Extension: Single storey
First floor and ground floor extension.
1 more application for this property
Join to see all planning history.
26 June 2020Most recent
£535,000
+35.4%over 12 years2 June 2008
£395,000
Median price across the last 5 sales in OX10 9FG: £347,500 (2024–2020).
CO₂ Emissions
4.0 t/year
Street avg 2.0 t/year
OX10 9BX
Closest school
0.8 km
Cholsey Primary School. 2 schools nearby.
Night-time· 23:00 – 07:00
37.7dB
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