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1 planning record
About 19 Northwick Avenue
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
19 Northwick Avenue is a semi-detached house in Harrow (HA3 0AA). It has a recorded floor area of 144 m² (around 1550 sq ft), construction records dating it to 1900-1929 and council tax band E. The latest certificate (June 2019) shows a D (score 59), a step below the typical UK home. The recommended improvements would lift it to B (score 84), a 2-band jump.
One planning application is currently pending a decision in 2026. At 144 m² the property is well over the postcode median (91 m² across 27 EPCs), placing it in the larger end of the local stock.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
19 Northwick Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
A
B
C
D
D59
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
6.3 t/year
Occupancy
Rented
Planning history
Applications and permits filed against 19 Northwick Avenue, Harrow, HA3 0AA, sourced from the PlanIt planning register.
An application for subdivision is currently awaiting a decision.
- Jan 2026SubdivisionFullPending
Proposed conversion of single-family dwellinghouse into 4x self-contained flats with demolition of rear conservatory, side garage & shed and erection of two-storey side to rear extension, hip to gable-end roof extension, rear dormer with 3x front rooflights, 1x side rooflight, front porch, single-storey outbuilding, subdivision of rear garden, associated refuse & cycle storage and hard & soft landscaping works in front & rear gardens (amended description)
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
19 Northwick Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
Current estimate
See how we calculated this£791,000
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.
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The complete analysis of 19 Northwick Avenue, Harrow, HA3 0AA
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
Versus other Northwick Avenue homes
Four headline reads against 17 similar houses on this street, drawn from the latest EPC and Land Registry data.
EPC Rating
59 (D)
Street avg 59 (D)
Floor Area
144 m²
Street avg 153 m²
CO₂ Emissions
6.3 t/year
Street avg 6.8 t/year
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
0.1 km
Northwick Park Station — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around HA3 0AA from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
51.3dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 69 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about 19 Northwick Avenue, Harrow, HA3 0AA. Each answer is also embedded as structured data for search engines.