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Get started12 Kilmiston Avenue is a four-bedroom detached house in Shepperton (TW17 9DL). It has a recorded floor area of 188 m² (around 2024 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (October 2022) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in February 2018 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor, window efficiency went from Average to Good and hot-water efficiency went from Poor to Good; while roof efficiency dropped from Very Good to Very Poor. The recommended improvements would lift it to B (score 83), a 2-band jump. Other recorded features include outbuildings. Records show the property has been extended at some point in its history.
At 188 m² the property is well over the postcode median (98 m² across 23 EPCs), placing it in the larger end of the local stock. Today's modelled estimate of £918,000 sits 73.2% above the 2018 sale of £530,000. On a £-per-square-foot basis, the last sale (£262/sq ft) was about 33.2% below the postcode norm. One planning record on file: an extension approved in 2018. Past consents include an extension and partial demolition, meaningful when judging how the property has evolved. On the market in May 2018 and unlisted since — roughly 8 years.
12 Kilmiston Avenue's carbon output runs well above what efficient homes in the postcode produce.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
12 Kilmiston Avenue valuation sits well clear of the typical sold price in this postcode.
£918,000
Modelled from EPC, postcode comparables.
£530,000
Recorded with HM Land Registry.
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On price per m², 12 Kilmiston Avenue runs well behind the street norm.
Price per m²
£2,819
Street avg £5,315
Floor Area
188 m²
Street avg 107 m²
Habitable Rooms
7 rooms
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Manygate Lane — bus stop.

Daytime· 07:00 – 23:00
52.5dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Windows upgraded, improving insulation
Wall insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey · Side and rear of property
Erection of single storey front and rear extension with roof alterations to include the installation of two no. front and rear facing dormers (Following demolition of existing conservatory).
16 May 2018Most recent
£530,000
Median price across the last 5 sales in TW17 9DL: £710,000 (2024–2021).
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Street avg 5 rooms
CO₂ Emissions
6.3 t/year
Street avg 4.9 t/year
TW17 9DJ
Closest school
0.2 km
Thamesmead School. 17 schools nearby.
Flood risk
Low
From the Environment Agency.
Night-time· 23:00 – 07:00
44.0dB