21 Cloisters Avenue, Bromley, BR2 8AN
About 21 Cloisters Avenue
21 Cloisters Avenue is a five-bedroom semi-detached house in Bromley (BR2 8AN). It has a recorded floor area of 128 m² (around 1378 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (June 2012) shows a D (score 66), on the cusp of jumping into the C band. When first surveyed in March 2009 the rating was F, the property has climbed 2 bands since. Between certificates, wall efficiency went from Very Poor to Poor; while window efficiency dropped from Good to Average and lighting dropped from Average to Very Poor. The recommended improvements would lift it to B (score 83), a 2-band jump. The latest certificate is from June 2012, so improvements made since then won't be reflected. Our model identifies extension potential, subject to local planning policy.
3 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Today's modelled estimate of £740,000 is 20.3% above the 2018 sale price. On a £-per-square-foot basis, the last sale (£446/sq ft) was about 23.9% above the typical sold price in the postcode. 5 bedrooms is on the larger side for this postcode, where 4 is the typical count. Last sale on file: £615,000 in September 2018.
Know exactly what you're buying at 21 Cloisters Avenue
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
What this property has
Inside
- Bedrooms5
- Bathrooms1
Outside
- Private gardenYes
- GarageYes
Building
- Extension potentialPossible
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 26 Jun 2022
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Windows upgraded, improving insulation
Wall insulation improved
Low energy lighting percentage decreased
Planning history
21 Cloisters Avenue has an approved single-storey side and rear extension on the planning record.
- Sept 2012RenovationFullIn report
Installation of obscured glass window in first floor side extension RETROSPECTIVE APPLICATION
Retrospective- Documents
- 5 docs on file
- Reference
- 12/02304/FULL6
- Jul 2012RenovationAmendmentIn report
AMENDMENT: installation of obscured glass window in flank wall to serve shower room
- Documents
- 2 docs on file
- Reference
- 11/02227/AMD
We flagged 2 things worth checking at 21 Cloisters Avenue
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Signs of HMO activity in the area
- Larger development activity nearby
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Sales history & valuation
21 Cloisters Avenue valuation sits well clear of the typical sold price in this postcode.
£740,000
Modelled from EPC, postcode comparables.
£615,000
Recorded with HM Land Registry.
Sales timeline
20 September 2018Most recent
£615,000
Median price across the last 5 sales in BR2 8AN: £677,500 (2025–2022).
Nearby sales in BR2 8AN
Everything we know about 21 Cloisters Avenue, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Cloisters Avenue homes
Price per m²
£4,805
Street avg £4,674
Floor Area
128 m²
Street avg 128 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
4.5 t/year
Street avg 5.7 t/year
Similar properties nearby
The neighbourhood at a glance
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
The Fairway (BR2) — bus stop.
Closest school
0.7 km
Southborough Primary School. 24 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
50.5dB

Night-time· 23:00 – 07:00
38.9dB