Flat, 12 High Street, Marlow, SL7 1AW
About Flat
Flat is a mid-terrace house in Marlow (SL7 1AW). It has a recorded floor area of 77 m² (around 829 sq ft) and construction records dating it to 1930-1949. The latest certificate (February 2025) shows a C (score 69), just inside the C band. When first surveyed in September 2012 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Poor to Good, roof efficiency went from Average to Good and window efficiency went from Very Poor to Good. Main heating runs on electricity.
At 77 m² it's 24.2% larger than the typical home in the postcode (62 m² median across 14 EPCs). Its energy rating outperforms most of the postcode (better than 71% of similar EPCs).
Know exactly what you're buying at Flat
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
More low energy lighting installed
Hot water efficiency improved
Windows upgraded, improving insulation
Loft insulation upgraded to recommended levels
Low energy lighting percentage decreased
Heating system changed
Hot water system changed
Wall insulation improved
More low energy lighting installed
Planning history
Flat has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
Flat has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£300,000
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 1 sales in SL7 1AW: £49,000 (1995–1995).
Nearby sales in SL7 1AW
Everything we know about Flat, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?
Versus other High Street homes
Floor Area for Flat runs comfortably ahead of the street norm.
EPC Rating
69 (C)
Street avg 64 (D)
Floor Area
77 m²
Street avg 64 m²
CO₂ Emissions
4.3 t/year
Street avg 3.3 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
Similar properties nearby
6 7, Flat 3, Market Square
SL7 1DA
66 68, Flat 3, Chapel Street
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42b, Flat 3, Station Road
SL7 1NN
42b, Flat 2, Station Road
SL7 1NN
66 68, Flat 9, Chapel Street
SL7 1DE
66 68, Flat 14, Chapel Street
SL7 1DE
26a, Flat, High Street
SL7 1AW
66 68, Flat 12, Chapel Street
SL7 1DE
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
50.5dB
Night-time· 23:00 – 07:00
40.8dB