171a, High Street, Beckenham, BR3 1AH
About 171a
171a is a three-bedroom mid-terrace house in Beckenham (BR3 1AH). It has a recorded floor area of 70 m² (around 753 sq ft) and construction records dating it to 1900-1929. At 70 m² this is the 22nd smallest of 25 units on EPC record in the building, where floor areas span 41–77 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (September 2024) shows a C (score 73). When first surveyed in July 2012 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Good to Very Good.
At 70 m² the property is well over the postcode median (54 m² across 24 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include change of use to residential, meaningful when judging how the property has evolved. Today's modelled estimate of £340,000 is 23.6% above the 2019 sale price. Most recent transfer: January 2019 at £275,000.
Know exactly what you're buying at 171a
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
- Bedrooms3
- Bathrooms1
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
More low energy lighting installed
Planning history
- Jul 2016Change of UseOutlineIn report
Change of use of first floor from Class B1 (a) offices to Class C3 residential to form 1 Unit (56 application for prior approval in respect of transport and highways, contamination and flooding risks under Class O, Part 3 of the GPDO).
- Documents
- 6 docs on file
- Reference
- 16/02021/RESPA
- Mar 2016Change of UseOutlineIn report
Change of use of Class B1(a) office to Class C3 Residential in order to provide 1No self-contained flat (56 day application for prior approval in respect of transport and highways, contamination and flooding risks under Class O Part 3 of the GPDO).
- Documents
- 4 docs on file
- Reference
- 16/00237/RESPA
We flagged 2 things worth checking at 171a
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
30-day money-back guarantee
Sales history & valuation
171a valuation sits well clear of the typical sold price in this postcode.
£340,000
Modelled from EPC, postcode comparables.
£275,000
Recorded with HM Land Registry.
Sales timeline
8 January 2019Most recent
£275,000
Median price across the last 5 sales in BR3 1AH: £340,000 (2024–2018).
Nearby sales in BR3 1AH
171b, High Street, Beckenham, BR3 1AH
Sold Dec 2024
£340,000Ironstone House 205 213, High Street, Beckenham, BR3 1AH
Sold Oct 2023
£731,020175b, High Street, Beckenham, BR3 1AH
Sold Apr 2022
£263,158181b, High Street, Beckenham, BR3 1AH
Sold Dec 2017
£15,489,715175a, High Street, Beckenham, BR3 1AH
Sold Mar 2016
£255,000
Everything we know about 171a, 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 High Street homes
On floor area, 171a stands well clear of the street.
Price per m²
£3,929
Street avg £3,895
Floor Area
70 m²
Street avg 56 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.2 t/year
Street avg 2.4 t/year
Similar properties nearby
1 Embassy Gardens
BR3 1HE
1 Coopers Mews
BR3 1AJ
1 Beckett Walk
BR3 1JH
1 Bearstead Terrace, Copers Cope Road
BR3 1NU
1 Beck River Park
BR3 1HT
1 Alton Gardens
BR3 1ND
1 Ella Close
BR3 1GZ
1 Ashfield Close
BR3 1SN
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
St Edmund's Hall — bus stop.
Closest school
0.5 km
Harris Primary Academy Beckenham Green. 43 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
53.7dB

Night-time· 23:00 – 07:00
44.4dB