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Get started21 Broadlawns Court is a two-bedroom semi-detached house in Harrow (HA3 7HN). It has a recorded floor area of 56 m² (around 603 sq ft), construction records dating it to 1950-1966 and council tax band C. The latest certificate (July 2023) shows a C (score 73). When first surveyed in March 2009 the rating was E, the property has climbed 2 bands since. Between certificates, hot-water efficiency went from Poor to Good, lighting went from Good to Very Good and main heating went from Poor to Good; while window efficiency dropped from Good to Average.
Held since June 2009 — that's 17 years off the open market, well above the local norm. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Today's modelled estimate of £313,000 sits 78.9% above the 2009 sale of £175,000. On a £-per-square-foot basis, the last sale (£290/sq ft) was about 23.9% below the postcode norm.
The latest sale fell during the post-2008 dip, often a low-water mark in price comparisons.
£313,000
Modelled from EPC, postcode comparables.
£175,000
Recorded with HM Land Registry.
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Detailed AI analysis
21 Broadlawns Court outperforms the street on co₂ emissions by a wide margin.
Price per m²
£3,125
Street avg £4,493
Floor Area
56 m²
Street avg 59 m²
Habitable Rooms
3 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
49.4dB

Changes detected from historical EPC data
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Low energy lighting percentage decreased
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
18 June 2009Most recent
£175,000
Median price across the last 5 sales in HA3 7HN: £345,000 (2024–2022).
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Detailed EPC data
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Related properties
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Every application and decision on record
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Street avg 3 rooms
CO₂ Emissions
1.9 t/year
Street avg 2.6 t/year
HA3 7SB
College Hill Road — bus stop.
Closest school
0.4 km
Belmont School. 34 schools nearby.
Night-time· 23:00 – 07:00
38.3dB