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Get started21c is a semi-detached house in Teddington (TW11 8TP). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to before 1900 and council tax band C. The latest certificate (July 2014) shows an E (score 52), well below the UK norm with real room to improve. Earlier certificates rated it D (January 2010); the latest reading is one band lower. Between certificates, window efficiency dropped from Good to Average. The recommended improvements would push it to D (score 60). The latest certificate is from July 2014, so improvements made since then won't be reflected. At 51 m² this is the 12th smallest of 33 units on EPC record in the building, where floor areas span 31–200 m². The building's EPC ratings span F to C across 33 units on file.
Sale prices here have outpaced England HPI: 2.9% per year against 0% for the wider region. Today's modelled estimate of £353,000 is 13.9% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£565/sq ft) was about 18.4% above the typical sold price in the postcode. Sold July 2021 for £310,000. Across the public record there are 4 sales, relatively high churn for a single property. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. It lags the bulk of the postcode on energy efficiency (less efficient than 81% of similar EPCs).
21c's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 24 Jul 2024
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£353,000
Modelled from EPC, postcode comparables and a sale-price growth of 2.9% per year over 15 years.
£310,000
Growth on file: 2.9% per year over 15 years.
On epc rating, 21c runs well behind the street norm.
Price per m²
£6,078
Street avg £6,887
Floor Area
51 m²
Street avg 56 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
0.2 km
Gloucester Road (TW11) — bus stop.

Daytime· 07:00 – 23:00
52.8dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
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30 July 2021Most recent
£310,000
+3.4%over 1 year27 August 2019
£299,950
+33.9%over 9 years26 March 2010
£224,000
+9.8%over 3 years1 December 2006
£204,000
Median price across the last 5 sales in TW11 8TP: £370,000 (2024–2023).
CO₂ Emissions
3.5 t/year
Street avg 2.7 t/year
TW11 8AJ
Closest school
0.2 km
St Mary's and St Peter's Church of England Primary School. 37 schools nearby.
Night-time· 23:00 – 07:00
44.0dB
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