11b, Effingham Road, Long Ditton, Surbiton, KT6 5JZ
About 11b
11b is a one-bedroom semi-detached house in Long Ditton, Surbiton, Surbiton (KT6 5JZ). It has a recorded floor area of 69 m² (around 743 sq ft), construction records dating it to before 1900 and council tax band C. At 69 m² this is the 12th smallest of 31 units on EPC record in the building, where floor areas span 31–240 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (January 2020) shows a C (score 71). When first surveyed in May 2009 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good; while wall efficiency dropped from Poor to Very Poor.
Across 1997–2015, sale prices on this property compounded at 7.7% per year. Today's modelled estimate of £385,000 sits 54% above the 2015 sale of £249,950. Its energy rating outperforms most of the postcode (better than 80% of similar EPCs). On the market in April 2015 and unlisted since — roughly 11 years.
Know exactly what you're buying at 11b
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
- Bathrooms1
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Single glazing replaced with double or better glazing
More low energy lighting installed
Planning history
11b has no planning applications on record.
Notable planning nearby
8applications of note in the surrounding area
We flagged 2 things worth checking at 11b
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
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Sales history & valuation
11b has more than tripled in price since its earliest registered sale in 1997.
£385,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.7% per year over 17 years.
£249,950
Growth on file: 7.7% per year over 17 years.
Sales timeline
23 April 2015Most recent
£249,950
+19.0%over 7 years5 August 2007
£210,000
+206.6%over 9 years31 October 1997
£68,500
Median price across the last 5 sales in KT6 5JZ: £550,000 (2025–2023).
Nearby sales in KT6 5JZ
33a, Effingham Road, Long Ditton, Surbiton, KT6 5JZ
Sold Mar 2025
£475,000Flat 1, 41 Effingham Road, Long Ditton, Surbiton, KT6 5JZ
Sold Jul 2024
£650,00023 Effingham Road, Long Ditton, Surbiton, KT6 5JZ
Sold Nov 2023
£1,490,0009a, Effingham Road, Long Ditton, Surbiton, KT6 5JZ
Sold Oct 2023
£550,0009 Effingham Road, Long Ditton, Surbiton, KT6 5JZ
Sold Feb 2023
£330,000
Everything we know about 11b, 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

Versus other Effingham Road homes
EPC Rating for 11b runs comfortably ahead of the street norm.
Price per m²
£3,622
Street avg £4,966
Floor Area
69 m²
Street avg 66 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.3 t/year
Street avg 3.0 t/year
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The neighbourhood at a glance
Crime
9/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
St Mary's Road — bus stop.
Closest school
0.4 km
Long Ditton St Mary's CofE (Aided) Junior School. 28 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
52.5dB

Night-time· 23:00 – 07:00
41.5dB