18 Agar Close, Surbiton, KT6 7XF
About 18 Agar Close
18 Agar Close is an end-of-terrace house in Surbiton (KT6 7XF). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (July 2020) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 89), a 2-band jump.
2 planning records sit against the property, 1 approved, 1 refused. Past consents include a loft conversion, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£629/sq ft) was about 70.7% above the typical sold price in the postcode. Sold November 2020 for £420,000.
Know exactly what you're buying at 18 Agar Close
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 a porch application was refused at 18 Agar Close in 2024.
- Sept 2024PorchFullIn report
Erection of two storey side, single storey rear and front porch extension. Erection of new drop kerb.
Extension- Documents
- 21 docs on file
- Reference
- 24/01230/HOU
- Mar 2021Loft ConversionOutlineIn report
Erection of hip to gable and rear dormer roof extension with installation of 2no front rooflights to facilitate loft conversion
- Documents
- 4 docs on file
- Reference
- 21/00236/CPU
We flagged 3 things worth checking at 18 Agar Close
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.
- Signs of HMO activity in the area
- Larger development activity nearby
- A planning decision worth checking
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£413,000
Modelled from EPC, postcode comparables.
£420,000
Recorded with HM Land Registry.
Sales timeline
3 November 2020Most recent
£420,000
Median price across the last 5 sales in KT6 7XF: £320,000 (2023–1999).
Everything we know about 18 Agar Close, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby
- A planning decision worth checking

Versus other Agar Close homes
18 Agar Close outperforms the street on price per m² by a wide margin.
Price per m²
£6,774
Street avg £5,003
Floor Area
62 m²
Street avg 71 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
2.7 t/year
Street avg 3.0 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Douglas Road (KT6) — bus stop.
Closest school
0.4 km
Tolworth Girls' School and Sixth Form. 33 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
56.0dB

Night-time· 23:00 – 07:00
46.7dB