1 Warren House, Claremont Avenue, Hersham, Walton On Thames, KT12 4NR
About 1 Warren House
1 Warren House is a one-bedroom detached house in Hersham, Walton-On-Thames, Walton On Thames (KT12 4NR). It has a recorded floor area of 28 m² (around 301 sq ft), construction records dating it to 2007 onwards and council tax band B. The latest certificate (May 2019) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2008. Between certificates, lighting went from Average to Very Good; while wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Good. The recommended improvements would push it to C (score 78). Main heating runs on electricity.
At 28 m² it sits well below the postcode median (73 m² across 11 EPCs), making it one of the more compact homes locally. Today's modelled estimate of £208,000 is 41% above the 2011 sale price. On a £-per-square-foot basis, the last sale (£489/sq ft) was about 24.9% above the typical sold price in the postcode. 15 years since the last transfer (June 2011).
Know exactly what you're buying at 1 Warren House
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
- Bedrooms1
Outside
- Private gardenYes
- ParkingYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Changed to a more efficient fuel source
More low energy lighting installed
Planning history
1 Warren House has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at 1 Warren House
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
£208,000
Modelled from EPC, postcode comparables.
£147,500
Recorded with HM Land Registry.
Sales timeline
15 June 2011Most recent
£147,500
Median price across the last 5 sales in KT12 4NR: £316,000 (2023–2013).
Nearby sales in KT12 4NR
Chandler, Claremont Avenue, Hersham, Walton On Thames, KT12 4NR
Sold Dec 2023
£316,000Clare House, Claremont Avenue, Hersham, Walton On Thames, KT12 4NR
Sold Jul 2022
£375,000Claremont House, Claremont Avenue, Hersham, Walton On Thames, KT12 4NR
Sold Sept 2015
£302,0003a, Claremont Avenue, Hersham, Walton On Thames, KT12 4NR
Sold Feb 2013
£328,5002 Claremont Avenue, Hersham, Walton On Thames, KT12 4NR
Sold Jun 2012
£285,000
Everything we know about 1 Warren House, 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

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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
0.0 km
Claremont Avenue — bus stop.
Closest school
0.4 km
Cardinal Newman Catholic 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
49.0dB

Night-time· 23:00 – 07:00
40.9dB