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Get started66 Harrowdene Gardens is a one-bedroom mid-terrace house in Teddington (TW11 0DJ). It has a recorded floor area of 45 m² (around 484 sq ft), construction records dating it to 1967-1975 and council tax band C. At 45 m² this is the 20th smallest of 34 units on EPC record in the building, where floor areas span 39–84 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (August 2020) shows a C (score 72). When first surveyed in October 2008 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Very Poor to Average and hot-water efficiency went from Very Poor to Good; while window efficiency dropped from Good to Average.
Across 2014–2024, sale prices here grew -0.4% per year, broadly in step with England's 0% HPI growth. On a £-per-square-foot basis, the last sale (£677/sq ft) was about 97% above the typical sold price in the postcode. Most recent transfer: February 2024 at £328,000.
66 Harrowdene Gardens saw 3 transfers in just over a decade — high turnover for the postcode.
£346,000
Modelled from EPC, postcode comparables and a sale-price growth of -0.4% per year over 10 years.
£328,000
Growth on file: -0.4% per year over 10 years.
66 Harrowdene Gardens is notably below the street on years held.
Price per m²
£7,289
Street avg £5,324
Floor Area
45 m²
Street avg 55 m²
Habitable Rooms
2 rooms
Street avg 2 rooms
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Shaef Way — bus stop.

Daytime· 07:00 – 23:00
49.3dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Heating system upgraded to a more efficient system
Heating controls upgraded for better temperature management
Hot water system upgraded
Roof insulation improved
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
23 February 2024Most recent
£328,000
+4.6%over 2 years26 February 2021
£313,500
-7.8%over 6 years25 July 2014
£339,950
Median price across the last 5 sales in TW11 0DJ: £325,000 (2025–2022).
CO₂ Emissions
1.6 t/year
Street avg 2.0 t/year
TW11 0EE
Closest school
0.2 km
Collis Primary School. 32 schools nearby.
Night-time· 23:00 – 07:00
41.2dB
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