17 Chaffinch Road, Beckenham, BR3 4LT
About 17 Chaffinch Road
17 Chaffinch Road is a two-bedroom semi-detached house in Beckenham (BR3 4LT). It has a recorded floor area of 94 m² (around 1012 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (June 2020) shows an E (score 46), well below the UK norm with real room to improve. Earlier certificates rated it D (June 2010); the latest reading is one band lower. Between certificates, hot-water efficiency went from Average to Good, lighting went from Average to Very Good and main heating went from Average to Good; while roof efficiency dropped from Average to Very Poor. The recommended improvements would lift it to C (score 70), a 2-band jump.
Last sale on file: £570,000 in August 2020. Across the public record there are 4 sales, relatively high churn for a single property. One planning record on file: an extension approved in 2021. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. Across 2001–2020, sale prices on this property compounded at 7.6% per year. Today's modelled estimate of £678,000 is 18.9% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£563/sq ft) was about 74.7% above the typical sold price in the postcode.
Know exactly what you're buying at 17 Chaffinch Road
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
- Bedrooms2
- Bathrooms1
- Dining roomYes
Outside
- Private gardenYes
Building
- RefurbishedYes
Energy performance
17 Chaffinch Road's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
More low energy lighting installed
Planning history
- Sept 2021Loft ConversionFullIn report
Extension: Single storey · Rear of property
Construction of single storey rear extension with green flat roof and sky lights. Construction of Mansard loft conversion, raising party wall and gable wall brickwork with front rooflights
Extension- Documents
- 9 docs on file
- Reference
- 21/02808/FULL6
We flagged 2 things worth checking at 17 Chaffinch Road
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
17 Chaffinch Road has more than quadrupled in price since its earliest registered sale in 2001.
£678,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.6% per year over 20 years.
£570,000
Growth on file: 7.6% per year over 20 years.
Sales timeline
27 August 2020Most recent
£570,000
+83.9%over 8 years1 September 2011
£310,000
+6.9%over 3 years20 September 2007
£289,995
+114.8%over 6 years9 February 2001
£135,000
Median price across the last 5 sales in BR3 4LT: £596,000 (2025–2022).
Nearby sales in BR3 4LT
Everything we know about 17 Chaffinch Road, 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 Chaffinch Road homes
On epc rating, 17 Chaffinch Road runs well behind the street norm.
Price per m²
£6,064
Street avg £5,529
Floor Area
94 m²
Street avg 101 m²
Habitable Rooms
3 rooms
Street avg 5 rooms
CO₂ Emissions
6.1 t/year
Street avg 5.0 t/year
Similar properties nearby
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
0.1 km
Clock House Rail Station — railway station.
Closest school
0.6 km
Balgowan Primary School. 47 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
52.6dB

Night-time· 23:00 – 07:00
42.2dB