21 High Street, Marlow, SL7 1AU
About 21 High Street
21 High Street is a semi-detached house in Marlow (SL7 1AU). It has a recorded floor area of 48 m² (around 513 sq ft) and construction records dating it to before 1900. At 48 m² this is the smallest unit on EPC record across the building (48–87 m²). The building's EPC ratings span F to C across 7 units on file. The latest certificate (March 2011) shows a D (score 55), a step below the typical UK home. The latest certificate is from March 2011, so improvements made since then won't be reflected.
12 planning records sit against the property, 10 approved, 2 refused. Past consents include an extension and a conservatory, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. At 48 m² it sits well below the postcode median (69 m² across 6 EPCs), making it one of the more compact homes locally.
Know exactly what you're buying at 21 High Street
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
Energy performance
21 High Street'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This certificate is over 10 years old and is no longer valid.Expired 16 Mar 2021
EPC Rating
Planning history
A an extension application was refused at 21 High Street in 2022.
- Aug 2022ConservatoryHeritageIn report
Listed Building application for construction of a free-standing glass conservatory with retractable roof, located within the rear courtyard (Liston Court) (Alternative scheme to 21/08314/LBC)
ListedExtension- Documents
- 12 docs on file
- Reference
- 22/06683/LBC
- Aug 2022ConservatoryFullIn report
Construction of a free-standing glass conservatory with retractable roof, located within the rear courtyard (Liston Court) (Alternative scheme to 21/08313/FUL)
Extension- Documents
- 13 docs on file
- Reference
- 22/06682/FUL
We flagged 1 thing worth checking at 21 High Street
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.
- A planning decision worth checking
30-day money-back guarantee
Sales history & valuation
21 High Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£323,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 4 sales in SL7 1AU: £1,525,000 (2022–2016).
Everything we know about 21 High Street, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- A planning decision worth checking
Versus other High Street homes
On floor area, 21 High Street runs well behind the street norm.
EPC Rating
55 (D)
Street avg 53 (E)
Floor Area
48 m²
Street avg 67 m²
CO₂ Emissions
3.2 t/year
Street avg 4.5 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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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
0.0 km
High Street — bus stop.
Closest school
0.4 km
Sir William Borlase's Grammar 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
50.6dB
Night-time· 23:00 – 07:00
40.8dB