Lower Flat, 6 Kelsey Square, Beckenham, BR3 1AF
About Lower Flat
Lower Flat is a one-bedroom mid-terrace house in Beckenham (BR3 1AF). It has a recorded floor area of 48 m² (around 517 sq ft) and construction records dating it to before 1900. The latest certificate (July 2013) shows a D (score 62), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 78). The latest certificate is from July 2013, so improvements made since then won't be reflected.
Across 2000–2014, sale prices on this property compounded at 4.5% per year. Today's modelled estimate of £270,000 sits 58.8% above the 2014 sale of £170,000. On a £-per-square-foot basis, the last sale (£329/sq ft) was about 73.2% above the typical sold price in the postcode. At 48 m² it sits well below the postcode median (100 m² across 8 EPCs), making it one of the more compact homes locally. On the market in January 2014 and unlisted since — roughly 12 years. Across the public record there are 4 sales, relatively high churn for a single property.
Know exactly what you're buying at Lower Flat
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
- Bedrooms1
- Open-plan layoutYes
- EnsuiteYes
Building
- Heating systemGas
Energy performance
Lower Flat's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 15 Jul 2023
EPC Rating
Planning history
Lower Flat has no planning applications on record.
Notable planning nearby
11applications of note in the surrounding area
We flagged 2 things worth checking at Lower Flat
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
Lower Flat valuation sits well clear of the typical sold price in this postcode.
£270,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.5% per year over 14 years.
£170,000
Growth on file: 4.5% per year over 14 years.
Sales timeline
29 January 2014Most recent
£170,000
+2.7%over 7 years13 November 2006
£165,500
+18.2%over 3 years10 February 2003
£140,000
+48.9%over 2 years27 July 2000
£94,000
Median price across the last 5 sales in BR3 1AF: £226,000 (2019–2004).
Nearby sales in BR3 1AF
Everything we know about Lower Flat, 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 Kelsey Square homes
On price per m², Lower Flat stands well clear of the street.
Price per m²
£3,542
Street avg £1,824
Floor Area
48 m²
Street avg 54 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
2.5 t/year
Street avg 3.4 t/year
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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
Beckenham High St / Kelsey Sq — 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
53.3dB

Night-time· 23:00 – 07:00
44.1dB