20 Sandy Ridge, Chislehurst, BR7 5DR
About 20 Sandy Ridge
20 Sandy Ridge is a four-bedroom semi-detached house in Chislehurst (BR7 5DR). It has a recorded floor area of 122 m² (around 1313 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (May 2021) shows a D (score 57), a step below the typical UK home. When first surveyed in July 2014 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Poor to Average and lighting went from Poor to Very Good. The recommended improvements would lift it to B (score 82), a 2-band jump. Other recorded features include a conservatory.
3 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension, meaningful when judging how the property has evolved. At 122 m² it's 24.5% larger than the typical home in the postcode (98 m² median across 13 EPCs). On a £-per-square-foot basis, the last sale (£571/sq ft) was about 41.6% above the typical sold price in the postcode. Last sale on file: £750,000 in February 2024.
Know exactly what you're buying at 20 Sandy Ridge
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
- Bedrooms4
- Bathrooms1
- Dining roomYes
- Utility roomYes
- EnsuiteYes
- ConservatoryYes
Outside
- GarageYes
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Roof insulation improved
More low energy lighting installed
Planning history
A a loft conversion application was refused at 20 Sandy Ridge in 2025.
- Feb 2026Loft ConversionFullIn report
Demolition of garage, chimney and conservatory. Single storey side extension with porch. Hip to gable loft conversion with rear dormer and 4 x front roof lights.
ExtensionPorch- Documents
- 3 docs on file
- Reference
- 26/00851/HPA
- Jan 2025Loft ConversionFullIn report
Extension: Single storey
Demolition of existing garage and conservatory. Construction of single storey front/side extension and side porch, loft conversion with barn end roof, rear dormer and front and rear roof lights and elevational alterations.
ExtensionPorch- Documents
- 7 docs on file
- Reference
- 24/04464/FULL6
We flagged 2 things worth checking at 20 Sandy Ridge
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.
- Larger development activity nearby
- A planning decision worth checking
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Sales history & valuation
20 Sandy Ridge valuation sits well clear of the typical sold price in this postcode.
£799,000
Modelled from EPC, postcode comparables.
£750,000
Recorded with HM Land Registry.
Sales timeline
9 February 2024Most recent
£750,000
Median price across the last 5 sales in BR7 5DR: £750,000 (2025–2021).
Nearby sales in BR7 5DR
Everything we know about 20 Sandy Ridge, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby
- A planning decision worth checking
Versus other Sandy Ridge homes
Years Held for 20 Sandy Ridge lags the street by a wide margin.
Price per m²
£6,148
Street avg £5,796
Floor Area
122 m²
Street avg 110 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
5.3 t/year
Street avg 5.2 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.6 km
Ingleby Way — bus stop.
Closest school
0.6 km
Red Hill 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
46.9dB
Night-time· 23:00 – 07:00
37.7dB