1a, Carmalt Gardens, Hersham, Walton On Thames, KT12 5HQ
About 1a
1a is a detached house in Hersham, Walton-On-Thames, Walton On Thames (KT12 5HQ). It has a recorded floor area of 101 m² (around 1087 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (September 2023) shows a D (score 66), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 82), a 2-band jump.
2 planning records sit against the property, 1 approved, 1 refused. Past consents include partial demolition, meaningful when judging how the property has evolved. Today's modelled estimate of £831,000 is 15.4% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£662/sq ft) was about 108.1% above the typical sold price in the postcode. Most recent transfer: July 2024 at £720,000.
Know exactly what you're buying at 1a
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
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
A partial demolition application was refused at 1a in 2025.
- Apr 2026DemolitionFullIn report
Two detached two-storey houses with new access, bin and cycle stores and associated landscaping following demolition of the existing bungalow and garage.
- Documents
- 39 docs on file
- Reference
- 2026/0041
- Nov 2025DemolitionFullIn report
A pair of semi-detached two-storey houses with rooms in the roof space and a detached two-storey house with rooms in the roof space, dormer windows, bin and cycle stores and associated landscaping following demolition of the existing bungalow and garage.
- Documents
- 46 docs on file
- Reference
- 2025/1764
We flagged 1 thing worth checking at 1a
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
1a valuation sits well clear of the typical sold price in this postcode.
£831,000
Modelled from EPC, postcode comparables.
£720,000
Recorded with HM Land Registry.
Sales timeline
10 July 2024Most recent
£720,000
Median price across the last 5 sales in KT12 5HQ: £387,500 (2019–2003).
Everything we know about 1a, 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 Carmalt Gardens homes
Price per m² for 1a runs comfortably ahead of the street norm.
Price per m²
£7,129
Street avg £4,197
Floor Area
101 m²
Street avg 116 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
3.8 t/year
Street avg 6.9 t/year
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The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Brampton Gardens — bus stop.
Closest school
0.5 km
Burhill Primary School. 11 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
51.5dB
Night-time· 23:00 – 07:00
41.7dB