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Get started3 Alexandra Cottages is a two-bedroom semi-detached house in Bromley, London, London (SE20 7JJ). It has a recorded floor area of 66 m² (around 710 sq ft), construction records dating it to before 1900 and council tax band D. It is a listed building, which means external alterations are tightly controlled but it may qualify for heritage tax reliefs. Our model identifies extension potential, subject to local planning policy. The latest certificate (April 2021) shows a D (score 61), on the cusp of jumping into the C band. When first surveyed in August 2010 the rating was E, the property has climbed 1 band since. Between certificates, lighting dropped from Very Good to Good. The recommended improvements would lift it to B (score 83), a 2-band jump.
Sale prices here have outpaced London HPI: 7.7% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£859/sq ft) was about 197.7% above the typical sold price in the postcode. Most recent transfer was March 2025 at £610,000 — fresh data. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, a porch and partial demolition, meaningful when judging how the property has evolved.
Recommended upgrades on file would lift this property by multiple EPC bands.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Large Sycamore tree in rear garden - Remove down to ground level or as near as possible and poison stump as required.
3 Alexandra Cottages has more than quadrupled in price since its earliest registered sale in 1999.
£589,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.7% per year over 26 years.
£610,000
Growth on file: 7.7% per year over 26 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
3 Alexandra Cottages outperforms the street on price per m² by a wide margin.
Price per m²
£9,242
Street avg £5,352
Floor Area
66 m²
Street avg 87 m²
Habitable Rooms
4 rooms
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Penge Lane — bus stop.

Daytime· 07:00 – 23:00
51.9dB

Changes detected from historical EPC data
Roof insulation improved
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey · Side and rear of property
Demolition of existing entrance porch and rear extension. Construction of an entrance porch. Single storey side/rear extension. Side boundary fence/gate, landscaping to driveway with alterations to existing front gate/brick wall
21 March 2025Most recent
£610,000
+12.3%over 3 years30 June 2021
£543,000
+311.4%over 19 years22 November 2001
£132,000
+48.3%over 2 years16 April 1999
£89,000
Median price across the last 5 sales in SE20 7JJ: £595,000 (2024–2019).
Vine Cottage Flat 1 16 Hardings Lane Bromley London
Sold Jul 2024
6 Alexandra Cottages Hardings Lane Bromley London
Sold Dec 2023
4 Alexandra Cottages Hardings Lane Bromley London
Sold Oct 2022
21 Hardings Lane Bromley London
Sold Oct 2020
20 Hardings Lane Bromley London
Sold Aug 2019
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Full planning history
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Street avg 5 rooms
CO₂ Emissions
3.1 t/year
Street avg 5.2 t/year
SE20 7XS
Closest school
0.4 km
St John's Church of England Primary School. 55 schools nearby.
Night-time· 23:00 – 07:00
42.0dB