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Get started23 Blackmores Grove is a two-bedroom mid-terrace house in Teddington (TW11 9AE). It has a recorded floor area of 72 m² (around 775 sq ft), construction records dating it to 1900-1929 and council tax band D. The latest certificate (June 2019) shows a C (score 71). When first surveyed in June 2009 the rating was E, the property has climbed 2 bands since. Between certificates, roof efficiency went from Average to Good and lighting went from Average to Very Good. The recommended improvements would push it to B (score 89). Period features are noted in the property record.
Sale prices here have outpaced England HPI: 7.2% per year against 0% for the wider region. Today's modelled estimate of £706,000 is 15.7% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£787/sq ft) was about 131.8% above the typical sold price in the postcode. Last sale on file: £610,000 in November 2020. Across the public record there are 4 sales, relatively high churn for a single property. 4 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. At 72 m² it's 26.5% smaller than the typical home in the postcode (98 m² median across 24 EPCs). Its energy rating outperforms most of the postcode (better than 88% of similar EPCs).
A a loft conversion application was refused at 23 Blackmores Grove in 2023.
Extension: Single storey · Rear of property
Single storey rear extension, loft conversion, addition of 4 rooflights, 6 replacement timber windows
23 Blackmores Grove has more than quadrupled in price since its earliest registered sale in 1997.
£706,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.2% per year over 23 years.
£610,000
Growth on file: 7.2% per year over 23 years.
CO₂ Emissions for 23 Blackmores Grove runs comfortably ahead of the street norm.
Price per m²
£8,472
Street avg £7,074
Floor Area
72 m²
Street avg 108 m²
Habitable Rooms
5 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
Teddington — railway station.

Daytime· 07:00 – 23:00
53.2dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Roof insulation improved
More low energy lighting installed
Ventilation system changed
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Extension: Rear of property
Rear single storey extension. First Floor rear extension. Loft Conversion. Addition of rear box dormer and 2 Rooflights to principle elevation. New drop curb and parking to front of property.
2 more applications for this property
Join to see all planning history.
6 November 2020Most recent
£610,000
+22.5%over 7 years14 August 2013
£498,000
+100.8%over 10 years27 March 2003
£248,000
+106.7%over 5 years2 July 1997
£120,000
Median price across the last 5 sales in TW11 9AE: £972,500 (2025–2023).
Street avg 5 rooms
CO₂ Emissions
2.3 t/year
Street avg 4.6 t/year
TW11 9NR
Closest school
0.5 km
Collis Primary School. 32 schools nearby.
Night-time· 23:00 – 07:00
43.6dB
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