12 Sidney Road, Beckenham, BR3 4QA
About 12 Sidney Road
12 Sidney Road is a three-bedroom detached house in Beckenham (BR3 4QA). It has a recorded floor area of 65 m² (around 700 sq ft), construction records dating it to before 1900 and council tax band E. At 65 m² this is the 4th smallest of 26 units on EPC record in the building, where floor areas span 54–182 m². The building's EPC ratings span F to D, with this unit at the top. The latest certificate (May 2019) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since September 2014. Between certificates, wall efficiency went from Very Poor to Very Good, window efficiency went from Average to Good and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Good to Very Poor and main heating dropped from Good to Very Poor. Main heating runs on electricity: electricity, unspecified tariff.
Across 1999–2016, sale prices on this property compounded at 9.8% per year. Today's modelled estimate of £949,000 is 23.2% above the 2016 sale price. On a £-per-square-foot basis, the last sale (£1,101/sq ft) was about 269.5% above the typical sold price in the postcode. 10 years since the last transfer (May 2016).
Know exactly what you're buying at 12 Sidney 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
- Bedrooms3
- Bathrooms1
- Dining roomYes
- Utility roomYes
Outside
- Private gardenYes
- ParkingOff street
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Hot water system changed
Window efficiency improved
Cavity wall insulation installed
Floor insulation added or improved
More low energy lighting installed
Planning history
12 Sidney Road has no planning applications on record.
Notable planning nearby
10applications of note in the surrounding area
We flagged 2 things worth checking at 12 Sidney 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
Price for 12 Sidney Road has grown more than fourfold since the 1999 starting point.
£949,000
Modelled from EPC, postcode comparables and a sale-price growth of 9.8% per year over 17 years.
£770,000
Growth on file: 9.8% per year over 17 years.
Sales timeline
5 May 2016Most recent
£770,000
+387.3%over 16 years10 June 1999
£158,000
Median price across the last 5 sales in BR3 4QA: £820,000 (2024–2019).
Nearby sales in BR3 4QA
Everything we know about 12 Sidney 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 Sidney Road homes
On price per m², 12 Sidney Road stands well clear of the street.
Price per m²
£11,846
Street avg £4,311
Floor Area
65 m²
Street avg 65 m²
CO₂ Emissions
2.5 t/year
Street avg 2.9 t/year
Years Held
10 years
Street avg 12 years
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
Blandford Road (BR3) — bus stop.
Closest school
0.4 km
Churchfields Primary School. 45 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
51.5dB

Night-time· 23:00 – 07:00
41.3dB