3 Barnhill Gardens, Marlow, SL7 3HB
About 3 Barnhill Gardens
3 Barnhill Gardens is a five-bedroom semi-detached house in Marlow (SL7 3HB). It has a recorded floor area of 193 m² (around 2077 sq ft), construction records dating it to 1950-1966 and council tax band F. The latest certificate (August 2023) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 74). Records show the property has been extended at some point in its history. The home occupies a corner plot.
At 193 m² the property is well over the postcode median (105 m² across 22 EPCs), placing it in the larger end of the local stock. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. One planning record on file: an extension approved in 2008. Past consents include an extension, meaningful when judging how the property has evolved. Across 1995–2024, sale prices on this property compounded at 6.5% per year. On a £-per-square-foot basis, the last sale (£409/sq ft) was about 18.6% above the typical sold price in the postcode. Sold February 2024 for £850,000.
Know exactly what you're buying at 3 Barnhill Gardens
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
- Bedrooms5
- Bathrooms3
- Dining roomYes
- CloakroomYes
- EnsuiteYes
- FireplaceYes
Outside
- Private gardenYes
- Corner plotYes
Building
- Previously extendedYes
Energy performance
3 Barnhill Gardens's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Planning history
3 Barnhill Gardens has an approved single-storey rear extension on the planning record.
- Feb 2008ExtensionFullIn report
Extension: Single storey · Rear of property
Construction of single storey rear extension
- Documents
- 5 docs on file
- Reference
- 08/05111/FUL
We flagged 1 thing worth checking at 3 Barnhill Gardens
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
30-day money-back guarantee
Sales history & valuation
Price for 3 Barnhill Gardens has grown more than fourfold since the 1995 starting point.
£872,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.5% per year over 29 years.
£850,000
Growth on file: 6.5% per year over 29 years.
Sales timeline
2 February 2024Most recent
£850,000
+507.1%over 28 years27 July 1995
£140,000
Median price across the last 5 sales in SL7 3HB: £693,000 (2025–2021).
Nearby sales in SL7 3HB
Everything we know about 3 Barnhill Gardens, 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

Versus other Barnhill Gardens homes
Floor Area for 3 Barnhill Gardens runs comfortably ahead of the street norm.
Price per m²
£4,404
Street avg £4,753
Floor Area
193 m²
Street avg 102 m²
Habitable Rooms
8 rooms
Street avg 6 rooms
CO₂ Emissions
7.1 t/year
Street avg 5.2 t/year
Similar properties nearby
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Seymour Park Road — bus stop.
Closest school
0.2 km
Marlow Church of England Infant School. 10 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
48.4dB

Night-time· 23:00 – 07:00
39.4dB