12a, Grove Road, Surbiton, KT6 4BZ
About 12a
12a is a detached house in Surbiton (KT6 4BZ). It has a recorded floor area of 101 m² (around 1087 sq ft), construction records dating it to before 1900 and council tax band D. At 101 m² this is the 22nd smallest of 24 units on EPC record in the building, where floor areas span 37–167 m². The building's EPC ratings span F to C across 24 units on file. The latest certificate (August 2024) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 80).
At 101 m² the property is well over the postcode median (55 m² across 23 EPCs), placing it in the larger end of the local stock. It changed hands recently, sold January 2025 for £403,000. Today's modelled estimate of £573,000 is 42.2% above the 2025 sale price.
Know exactly what you're buying at 12a
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
EPC Rating
Planning history
12a has no planning applications on record.
Notable planning nearby
4applications of note in the surrounding area
We flagged 1 thing worth checking at 12a
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
12a valuation sits well clear of the typical sold price in this postcode.
£573,000
Modelled from EPC, postcode comparables.
£403,000
Recorded with HM Land Registry.
Sales timeline
24 January 2025Most recent
£403,000
Median price across the last 5 sales in KT6 4BZ: £510,000 (2025–2022).
Nearby sales in KT6 4BZ
Everything we know about 12a, 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 Grove Road homes
Habitable Rooms for 12a runs comfortably ahead of the street norm.
Price per m²
£3,990
Street avg £4,477
Floor Area
101 m²
Street avg 58 m²
Habitable Rooms
4 rooms
Street avg 2 rooms
CO₂ Emissions
4.0 t/year
Street avg 3.0 t/year
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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
0.2 km
Cleaveland Road — bus stop.
Closest school
0.2 km
Maple Infants' School. 37 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
54.1dB

Night-time· 23:00 – 07:00
45.1dB