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About 8a
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
8a is a semi-detached house in Harrow (HA3 5JU). It has a recorded floor area of 39 m² (around 420 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (October 2023) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in February 2009 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Poor to Average and lighting went from Very Poor to Average. The recommended improvements would push it to C (score 77).
Held since March 2007 — that's 19 years off the open market, well above the local norm. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Sale prices here have outpaced Harrow HPI: 8.1% per year against 0% for the wider region. Today's modelled estimate of £231,000 sits 84.8% above the 2007 sale of £125,000. At 39 m² it sits well below the postcode median (58 m² across 20 EPCs), making it one of the more compact homes locally.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Current Certificate(1 of 3)
Oct 2023
EPC Rating
A
B
C
D
D60
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
2.5 t/year
Occupancy
Rented
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Sale price has at least doubled since 1995.
Current estimate
See how we calculated this£231,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.1% per year over 12 years.
Last sold (2007)
£125,000
Growth on file: 8.1% per year over 12 years.
Sales timeline
Full property reportLaunch offer · 33% off
The complete analysis of 8a, Derby Avenue, Harrow, HA3 5JU
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
Versus other Derby Avenue homes
Four headline reads against 11 similar flats on this street, drawn from the latest EPC and Land Registry data.
On floor area, 8a runs well behind the street norm.
Price per m²
£3,205
Street avg £4,144
Floor Area
39 m²
Street avg 47 m²
Habitable Rooms
2 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
Stanhope Avenue — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around HA3 5JU from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
52.3dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 60 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about 8a, Derby Avenue, Harrow, HA3 5JU. Each answer is also embedded as structured data for search engines.