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Get started1a is a mid-terrace house in Kensington And Chelsea, London, London (SW3 2LB). It has a recorded floor area of 163 m² (around 1755 sq ft), construction records dating it to before 1900 and council tax band H. The latest certificate (February 2020) shows an E (score 53), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since August 2011. Between certificates, lighting went from Very Poor to Very Good; while roof efficiency dropped from Poor to Very Poor and window efficiency dropped from Good to Average. The recommended improvements would lift it to C (score 72), a 2-band jump.
Sale prices here have outpaced London HPI: 7.3% per year against 0% for the wider region. Today's modelled estimate of £3,331,000 is 12.9% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£1,681/sq ft) was about 26.1% above the typical sold price in the postcode. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. At 163 m² it's 18.7% larger than the typical home in the postcode (137 m² median across 16 EPCs). Most recent transfer: September 2021 at £2,950,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
1a's carbon output runs well above what efficient homes in the postcode produce.
1a has a listed-building consent on record — alterations to a listed property are tightly controlled.
Enclosing existing rear stair from lower ground to ground floor with glazed roof and renderd wall to match existing house. Creating new double doors from dining room to courtyard and infilling narrow window in dining room with recessed rendered panel.
1a has more than quadrupled in price since its earliest registered sale in 1999.
£3,331,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.3% per year over 22 years.
£2,950,000
Growth on file: 7.3% per year over 22 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
1a is notably below the street on years held.
Price per m²
£18,098
Street avg £18,082
Floor Area
163 m²
Street avg 147 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Fulham Road (SW3) — bus stop.

Daytime· 07:00 – 23:00
57.9dB

Changes detected from historical EPC data
Heating controls changed
More low energy lighting installed
Ventilation system changed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Installation of air conditioning external condensing units behind mansard roof at main roof level.
29 September 2021Most recent
£2,950,000
+383.6%over 22 years1 April 1999
£610,000
Median price across the last 5 sales in SW3 2LB: £2,060,000 (2025–2019).
17a First Street Kensington And Chelsea London
Sold Mar 2025
29 First Street Kensington And Chelsea London
Sold Oct 2022
Basement 17 First Street Kensington And Chelsea London
Sold Dec 2021
9 First Street Kensington And Chelsea London
Sold Jul 2019
1 First Street Kensington And Chelsea London
Sold Jul 2017
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Detailed EPC data
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Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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CO₂ Emissions
7.8 t/year
Street avg 7.0 t/year
SW3 2JA
Closest school
0.2 km
Marlborough Primary School. 58 schools nearby.
Night-time· 23:00 – 07:00
47.7dB