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Get started21b, Barchester Road, Harrow, HA3 5HH
About 21b
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
21b is a semi-detached house in Harrow (HA3 5HH). It has a recorded floor area of 53 m² (around 570 sq ft) and construction records dating it to 1950-1966. At 53 m² this is the 6th smallest of 32 units on EPC record in the building, where floor areas span 15–208 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (September 2025) shows a C (score 71). The rating has held steady at C across 2 certificates since July 2015. Between certificates, lighting went from Very Poor to Good; while window efficiency dropped from Good to Poor and hot-water efficiency dropped from Very Good to Good.
At 53 m² it sits well below the postcode median (80 m² across 31 EPCs), making it one of the more compact homes locally. Its energy rating outperforms most of the postcode (better than 74% of similar EPCs). On a £-per-square-foot basis, the last sale (£622/sq ft) was about 138.4% above the typical sold price in the postcode. Last changed hands 10 years ago, in December 2015.
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 2)
Sept 2025
EPC Rating
A
B
C
C71
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Poor
CO2 Emissions
1.8 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.
21b valuation sits well clear of the typical sold price in this postcode.
Current estimate
See how we calculated this£363,000
Modelled from EPC, postcode comparables.
Last sold (2015)
£355,000
Recorded with HM Land Registry.
Sales timeline
Full property reportLaunch offer · 33% off
The complete analysis of 21b, Barchester Road, Harrow, HA3 5HH
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
Versus other Barchester Road homes
Four headline reads against 15 similar flats on this street, drawn from the latest EPC and Land Registry data.
On price per m², 21b stands well clear of the street.
Price per m²
£6,698
Street avg £5,411
Floor Area
53 m²
Street avg 55 m²
Habitable Rooms
3 rooms
Street avg 3 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.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Weald Lane — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around HA3 5HH from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
51.8dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 61 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about 21b, Barchester Road, Harrow, HA3 5HH. Each answer is also embedded as structured data for search engines.