28 Ashley Park Avenue, Walton On Thames, KT12 1ER
About 28 Ashley Park Avenue
28 Ashley Park Avenue is a seven-bedroom detached house in Walton On Thames (KT12 1ER). It has a recorded floor area of 268 m² (around 2885 sq ft), construction records dating it to 2003-2006 and council tax band G. There is a swimming pool on the plot, uncommon for the area. Other recorded features include a basement. The latest certificate (July 2020) shows a C (score 76), near the top of the C band. When first surveyed in June 2015 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Average to Good and lighting went from Good to Very Good. The recommended improvements would push it to B (score 81).
One planning record on file: an extension approved in 2016. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. Today's modelled estimate of £1,940,000 is 16% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£580/sq ft) was about 16.7% above the typical sold price in the postcode. On the market in October 2015 and unlisted since — roughly 11 years. At 268 m² it's 20.8% smaller than the typical home in the postcode (339 m² median across 8 EPCs). 7 bedrooms is on the larger side for this postcode, where 4 is the typical count.
Know exactly what you're buying at 28 Ashley Park Avenue
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms7
- Bathrooms5
- Dining roomYes
- BasementYes
Outside
- Private gardenYes
- Swimming poolYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
Floor insulation added or improved
More low energy lighting installed
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Apr 2016DemolitionFullIn report
Extension: Part single, part two storey · Rear of property
Part two/part single storey rear extension, first floor front extension, first floor rear Juliette balcony 1.0-metre high increase to ridge height incorporating rear dormer window following demolition of existing conservatory
Extension- Documents
- 13 docs on file
- Reference
- 2016/0447
We flagged 1 thing worth checking at 28 Ashley Park Avenue
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.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
28 Ashley Park Avenue valuation sits well clear of the typical sold price in this postcode.
£1,940,000
Modelled from EPC, postcode comparables.
£1,672,000
Recorded with HM Land Registry.
Sales timeline
28 October 2015Most recent
£1,672,000
Median price across the last 5 sales in KT12 1ER: £2,655,000 (2025–2017).
Nearby sales in KT12 1ER
25 Ashley Park Avenue, Walton On Thames, KT12 1ER
Sold Feb 2025
£1,675,00032 Ashley Park Avenue, Walton On Thames, KT12 1ER
Sold Jun 2021
£2,800,00029 Ashley Park Avenue, Walton On Thames, KT12 1ER
Sold Aug 2020
£2,655,00026 Ashley Park Avenue, Walton On Thames, KT12 1ER
Sold Jun 2020
£2,700,00031 Ashley Park Avenue, Walton On Thames, KT12 1ER
Sold Aug 2017
£1,885,000
Everything we know about 28 Ashley Park Avenue, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Ashley Park Avenue homes
On habitable rooms, 28 Ashley Park Avenue stands well clear of the street.
Price per m²
£6,239
Street avg £6,013
Floor Area
268 m²
Street avg 329 m²
Habitable Rooms
12 rooms
Street avg 8 rooms
CO₂ Emissions
5.8 t/year
Street avg 6.8 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Ashley C of E Primary School — bus stop.
Closest school
0.3 km
Ashley Church of England Primary School. 16 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
50.3dB

Night-time· 23:00 – 07:00
42.5dB