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Get started21 The Broadway is a three-bedroom semi-detached house in Wealdstone, Harrow, Harrow (HA3 7EH). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (March 2023) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in November 2009 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 85), a 2-band jump. Our model identifies extension potential, subject to local planning policy. The home occupies a corner plot.
Sale prices here have outpaced Harrow HPI: 8.4% per year against 0% for the wider region. Today's modelled estimate of £561,000 is 22% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£486/sq ft) was about 128.5% above the typical sold price in the postcode. On the market in August 2017 and unlisted since — roughly 9 years. One planning record on file: an extension refused in 2023.
Recommended upgrades on file would lift this property by multiple EPC bands.
A a single-storey rear extension application was refused at 21 The Broadway in 2023.
Extension: Single storey · Rear of property
Single storey rear extension: 6.00 metres deep, 3.80 metres maximum height and 3.00 metres high to the eave
21 The Broadway has more than quadrupled in price since its earliest registered sale in 1995.
£561,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.4% per year over 22 years.
£460,000
Growth on file: 8.4% per year over 22 years.
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Detailed AI analysis
On price per m², 21 The Broadway stands well clear of the street.
Price per m²
£5,227
Street avg £2,772
Floor Area
88 m²
Street avg 87 m²
Habitable Rooms
5 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Salvatorian College / St Joseph's Ch — bus stop.

Daytime· 07:00 – 23:00
52.2dB

Changes detected from historical EPC data
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
30 August 2017Most recent
£460,000
+506.9%over 22 years30 March 1995
£75,800
Median price across the last 5 sales in HA3 7EH: £405,000 (2024–2015).
An AI-written breakdown of everything that matters
Detailed EPC data
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Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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Street avg 5 rooms
CO₂ Emissions
3.9 t/year
Street avg 4.0 t/year
HA3 7LE
Closest school
0.2 km
The Sacred Heart Language College. 33 schools nearby.
Night-time· 23:00 – 07:00
40.9dB