Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started9a is a two-bedroom semi-detached house in Harrow (HA3 5HH). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (September 2020) shows a C (score 73). The rating has held steady at C across 2 certificates since October 2010. Between certificates, wall efficiency dropped from Poor to Very Poor and window efficiency dropped from Good to Average. Other recorded features include a balcony.
Sale prices here have outpaced Harrow HPI: 8.8% per year against 0% for the wider region. Today's modelled estimate of £374,000 is 10% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£421/sq ft) was about 60.3% above the typical sold price in the postcode. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include a loft conversion, meaningful when judging how the property has evolved. Its energy rating outperforms most of the postcode (better than 74% of similar EPCs). Sold February 2021 for £340,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Details pursuant to condition 3 (amended plans) attached to planning permission p/1563/15 dated 22/5/15 for alterations to roof to form end gable and rear dormer with juliette balcony to create habitable roofspace; two rooflights in front roofslope
9a has more than quadrupled in price since its earliest registered sale in 1996.
£374,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.8% per year over 25 years.
£340,000
Growth on file: 8.8% per year over 25 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
On floor area, 9a stands well clear of the street.
Price per m²
£4,533
Street avg £5,628
Floor Area
75 m²
Street avg 54 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Weald Lane — bus stop.

Daytime· 07:00 – 23:00
51.8dB

Alterations to roof to form end gable and rear dormer with juliette balcony to create habitable roofspace; two rooflights in front roofslope
24 February 2021Most recent
£340,000
+230.1%over 18 years10 May 2002
£103,000
+145.2%over 6 years29 March 1996
£42,000
Median price across the last 5 sales in HA3 5HH: £490,000 (2025–2021).
An AI-written breakdown of everything that matters
Detailed EPC data
Full energy ratings, history and recommendations
Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
Ad-free · Instant access · Secure Stripe checkout · One-off payment
CO₂ Emissions
2.3 t/year
Street avg 2.7 t/year
HA3 5NU
Closest school
0.2 km
Salvatorian Roman Catholic College. 31 schools nearby.
Night-time· 23:00 – 07:00
40.5dB