279a, Northolt Road, Harrow, HA2 8HX
About 279a
279a is a mid-terrace house in Harrow (HA2 8HX). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (October 2019) shows a D (score 61), on the cusp of jumping into the C band. When first surveyed in August 2018 the rating was E, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Good, hot-water efficiency went from Average to Good and lighting went from Poor to Very Good; while roof efficiency dropped from Poor to Very Poor. At 77 m² this is the 12th smallest of 16 units on EPC record in the building, where floor areas span 12–104 m². The building's EPC ratings span E to C across 16 units on file.
Across 2019–2020, sale prices on this property compounded at -3.6% per year. Today's modelled estimate of £337,000 is 36.4% below the 2020 sale of £530,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£639/sq ft) was about 54.9% above the typical sold price in the postcode. At 77 m² the property is well over the postcode median (32 m² across 15 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 0 approved, 0 refused. Last sale on file: £530,000 in March 2020.
Know exactly what you're buying at 279a
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
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Single glazing replaced with double or better glazing
More low energy lighting installed
Planning history
- Jan 2020Change of UseIn report
Change of use of rear of ground floor from residential (class c3) to retail (class a1) (to extend existing retail floorspace); installation of entrance door to shop front to provide access to first floor flat; wrap-around dormer at rear and insertion of two rooflights in front roofslope to provide habitable rooms in roofspce (increasing from a 2 bedroom to 3 bedroom flat)
- Council
- 17
Extension- Documents
- 7 docs on file
- Reference
- P/0541/19/5670
- Apr 2019Change of UseFullIn report
Change of use of rear of ground floor from residential (class c3) to retail (class a1) (to extend existing retail floorspace); installation of entrance door to shop front to provide access to first floor flat; wrap-around dormer at rear and insertion of t
Extension- Documents
- 12 docs on file
- Reference
- P/0541/19
We flagged 2 things worth checking at 279a
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.
- Signs of HMO activity in the area
- Larger development activity nearby
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Sales history & valuation
Latest sale on 279a was the highest on Land Registry record across the postcode.
£337,000
Modelled from EPC, postcode comparables and a sale-price growth of -3.6% per year over 1 year.
£530,000
Growth on file: -3.6% per year over 1 year.
Sales timeline
4 March 2020Most recent
£530,000
-3.6%over 11 months31 March 2019
£550,000
Median price across the last 5 sales in HA2 8HX: £400,000 (2023–2020).
Nearby sales in HA2 8HX
Everything we know about 279a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Northolt Road homes
Habitable Rooms for 279a runs comfortably ahead of the street norm.
Price per m²
£6,883
Street avg £5,947
Floor Area
77 m²
Street avg 44 m²
Habitable Rooms
4 rooms
Street avg 2 rooms
CO₂ Emissions
3.7 t/year
Street avg 2.4 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Corbins Lane — bus stop.
Closest school
0.2 km
The Welldon Park Academy. 36 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
49.9dB

Night-time· 23:00 – 07:00
40.4dB