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Get started4 Irvine Avenue is a semi-detached house in Harrow (HA3 8QE). It has a recorded floor area of 99 m² (around 1066 sq ft), construction records dating it to 1930-1949 and council tax band E. The latest certificate (September 2025) shows a D (score 56), a step below the typical UK home. The rating has held steady at D across 2 certificates since July 2015. Between certificates, lighting went from Good to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Average. The recommended improvements would push it to C (score 76).
Held since August 2004 — that's 22 years off the open market, well above the local norm. Sale prices here have outpaced Harrow HPI: 21.7% per year against 0% for the wider region. Today's modelled estimate of £536,000 sits 115.3% above the 2004 sale of £249,000. One planning record on file: an extension approved in 2008. Past consents include an extension, meaningful when judging how the property has evolved.
Extension: Rear of property
Certificate: demolition of front porch single storey rear extension and detached garage and construction of single storey rear extension
Sale price has at least doubled since 2000.
£536,000
Modelled from EPC, postcode comparables and a sale-price growth of 21.7% per year over 4 years.
£249,000
Growth on file: 21.7% per year over 4 years.
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On epc rating, 4 Irvine Avenue runs well behind the street norm.
Price per m²
£2,515
Street avg £3,907
Floor Area
99 m²
Street avg 94 m²
Habitable Rooms
5 rooms
Street avg 5 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
0.4 km

Daytime· 07:00 – 23:00
49.1dB

Changes detected from historical EPC data
Hot water system changed
Loft insulation upgraded to recommended levels
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
9 August 2004Most recent
£249,000
+126.4%over 4 years12 June 2000
£110,000
Median price across the last 5 sales in HA3 8QE: £580,000 (2025–2021).
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CO₂ Emissions
4.3 t/year
Street avg 4.2 t/year
HA3 8HD
Kingshill Avenue (HA3) — bus stop.
Closest school
0.3 km
Priestmead Primary School and Nursery. 43 schools nearby.
Night-time· 23:00 – 07:00
38.2dB