3a, Adelaide Road, Walton On Thames, KT12 1NB
About 3a
3a is a detached house in Walton On Thames (KT12 1NB). It has a recorded floor area of 430 m² (around 4628 sq ft), construction records dating it to 1967-1975 and council tax band H. The latest certificate (September 2024) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 74).
Held since June 1999 — that's 27 years off the open market, well above the local norm. At 430 m² the property is well over the postcode median (282 m² across 9 EPCs), placing it in the larger end of the local stock. Across 1996–1999, sale prices on this property compounded at 17.6% per year. Today's modelled estimate of £2,743,000 sits 291.9% above the 1999 sale of £700,000. On a £-per-square-foot basis, the last sale (£151/sq ft) was about 46.1% below the postcode norm. 4 planning records sit against the property, 3 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved.
Know exactly what you're buying at 3a
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
Energy performance
3a's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
- Apr 2015AmendmentIn report
Non Material Amendments to planning permission 2014/4592 to increase window size in east elevation
- Documents
- 8 docs on file
- Reference
- 2015/1285
- Jan 2015RenovationFullIn report
Ground floor alterations to the front and rear elevations.
- Documents
- 11 docs on file
- Reference
- 2014/4592
We flagged 1 thing worth checking at 3a
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
3a's modelled value sits at over four times its earliest registered sale price (1996).
£2,743,000
Modelled from EPC, postcode comparables and a sale-price growth of 17.6% per year over 3 years.
£700,000
Growth on file: 17.6% per year over 3 years.
Sales timeline
10 June 1999Most recent
£700,000
+13.8%over 12 months18 June 1998
£615,000
+36.7%over 1 year18 September 1996
£450,000
Median price across the last 5 sales in KT12 1NB: £1,840,000 (2022–2006).
Nearby sales in KT12 1NB
7a, Adelaide Road, Walton On Thames, KT12 1NB
Sold May 2022
£2,250,0005 Adelaide Road, Walton On Thames, KT12 1NB
Sold May 2017
£1,840,00017 Adelaide Road, Walton On Thames, KT12 1NB
Sold Jun 2016
£2,520,0003 Adelaide Road, Walton On Thames, KT12 1NB
Sold Sept 2008
£1,750,0001 Adelaide Road, Walton On Thames, KT12 1NB
Sold Jul 2006
£919,000
Everything we know about 3a, 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 Adelaide Road homes
Price per m² for 3a lags the street by a wide margin.
Price per m²
£1,628
Street avg £4,949
Floor Area
430 m²
Street avg 301 m²
Habitable Rooms
12 rooms
Street avg 9 rooms
CO₂ Emissions
15.0 t/year
Street avg 9.8 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Halfway Green — bus stop.
Closest school
0.8 km
Three Rivers Academy. 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
50.3dB

Night-time· 23:00 – 07:00
41.1dB