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Get startedFirst Floor Flat, 307 Preston Road, Harrow, HA3 0QQ
About First Floor Flat
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
First Floor Flat is a semi-detached house in Harrow (HA3 0QQ). It has a recorded floor area of 109 m² (around 1173 sq ft) and construction records dating it to 1930-1949. The latest certificate (August 2020) shows an E (score 48), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since December 2009. Between certificates, roof efficiency dropped from Good to Very Poor. The recommended improvements would lift it to C (score 75), a 2-band jump.
At 109 m² it's 29% larger than the typical home in the postcode (85 m² median across 24 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 79% of similar EPCs). Last sale on file: £440,000 in September 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
First Floor Flat's carbon output runs well above what efficient homes in the postcode produce.
Current Certificate(1 of 2)
Aug 2020
EPC Rating
A
B
C
D
E
E48
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Average
Windows
Average
CO2 Emissions
6.9 t/year
Occupancy
—
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
Current estimate
See how we calculated this£427,000
Modelled from EPC, postcode comparables.
Last sold (2021)
£440,000
Recorded with HM Land Registry.
Sales timeline
Full property reportLaunch offer · 33% off
The complete analysis of First Floor Flat, 307 Preston Road, Harrow, HA3 0QQ
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
Versus other Preston Road homes
Four headline reads against 15 similar flats on this street, drawn from the latest EPC and Land Registry data.
First Floor Flat is notably below the street on epc rating.
Price per m²
£4,037
Street avg £16,417
Floor Area
109 m²
Street avg 70 m²
Habitable Rooms
4 rooms
Street avg 2 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Harrow district page.
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Woodcock Hill — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around HA3 0QQ from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
49.8dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 76 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about First Floor Flat, 307 Preston Road, Harrow, HA3 0QQ. Each answer is also embedded as structured data for search engines.