42 Ambleside Avenue, Walton On Thames, KT12 3LJ
About 42 Ambleside Avenue
42 Ambleside Avenue is a four-bedroom semi-detached house in Walton On Thames (KT12 3LJ). It has a recorded floor area of 126 m² (around 1356 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (August 2022) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 78). Period features are noted in the property record.
At 126 m² the property is well over the postcode median (48 m² across 27 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2005. Past consents include an extension, meaningful when judging how the property has evolved. Across 2005–2022, sale prices on this property compounded at 6.2% per year. On a £-per-square-foot basis, the last sale (£664/sq ft) was about 99% above the typical sold price in the postcode. Sold November 2022 for £900,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 42 Ambleside 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
- Bedrooms4
- Bathrooms2
- Dining roomYes
- EnsuiteYes
Outside
- Private gardenSouth-west-facing
- DrivewayYes
Building
- Period featuresYes
Energy performance
EPC Rating
Planning history
- Sept 2005ExtensionFullIn report
Extension: Side and rear of property
Single storey side extension and first floor side and rear extension including alterations to roof
- Documents
- 4 docs on file
- Reference
- 2005/1708
We flagged 2 things worth checking at 42 Ambleside 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
- Environmental risk flagged
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Sales history & valuation
Latest sale on 42 Ambleside Avenue was the highest on Land Registry record across the postcode.
£894,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.2% per year over 18 years.
£900,000
Growth on file: 6.2% per year over 18 years.
Sales timeline
24 November 2022Most recent
£900,000
+193.2%over 17 years28 January 2005
£307,000
Median price across the last 5 sales in KT12 3LJ: £335,500 (2025–2021).
Nearby sales in KT12 3LJ
30 Ambleside Avenue, Walton On Thames, KT12 3LJ
Sold Apr 2025
£545,0002 Etheridge Court, Ambleside Avenue, Walton On Thames, KT12 3LJ
Sold Aug 2022
£295,0002 Blakenden Court, Ambleside Avenue, Walton On Thames, KT12 3LJ
Sold May 2022
£335,5002 Shelley Court, Ambleside Avenue, Walton On Thames, KT12 3LJ
Sold Sept 2021
£292,0003 Etheridge Court, Ambleside Avenue, Walton On Thames, KT12 3LJ
Sold Feb 2018
£290,000
Everything we know about 42 Ambleside 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
- Environmental risk flagged

Versus other Ambleside Avenue homes
On floor area, 42 Ambleside Avenue stands well clear of the street.
Price per m²
£7,143
Street avg £4,946
Floor Area
126 m²
Street avg 57 m²
Habitable Rooms
7 rooms
Street avg 3 rooms
CO₂ Emissions
5.4 t/year
Street avg 2.4 t/year
Similar properties nearby
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St Johns Drive — bus stop.
Closest school
0.1 km
Walton Oak Primary School. 14 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
47.5dB

Night-time· 23:00 – 07:00
37.2dB