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Get started23 Harrowdene Gardens is a one-bedroom semi-detached house in Teddington (TW11 0DH). It has a recorded floor area of 44 m² (around 474 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (March 2022) shows a D (score 66), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since February 2012. Between certificates, window efficiency went from Very Poor to Average, hot-water efficiency went from Very Poor to Average and lighting went from Average to Good; while wall efficiency dropped from Average to Poor and main heating dropped from Good to Average. The recommended improvements would push it to C (score 74). Main heating runs on electricity. At 44 m² this is the 7th smallest of 30 units on EPC record in the building, where floor areas span 42–87 m². The building's EPC ratings span E to C across 30 units on file.
Today's modelled estimate of £314,000 sits 57% above the 2012 sale of £200,000. At 44 m² it sits well below the postcode median (69 m² across 29 EPCs), making it one of the more compact homes locally. Last sold in May 2012, so it's been off the market for around 14 years.
23 Harrowdene Gardens valuation sits well clear of the typical sold price in this postcode.
£314,000
Modelled from EPC, postcode comparables.
£200,000
Recorded with HM Land Registry.
23 Harrowdene Gardens is notably below the street on co₂ emissions.
Price per m²
£4,545
Street avg £4,998
Floor Area
44 m²
Street avg 65 m²
Habitable Rooms
2 rooms
Street avg 3 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
49.1dB

Changes detected from historical EPC data
Heating system changed
Hot water system upgraded
Single glazing replaced with double or better glazing
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
30 May 2012Most recent
£200,000
Median price across the last 5 sales in TW11 0DH: £480,000 (2025–2022).
CO₂ Emissions
3.9 t/year
Street avg 2.7 t/year
TW11 0EE
Closest school
0.2 km
Collis Primary School. 32 schools nearby.
Night-time· 23:00 – 07:00
40.9dB
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