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Get started4 Carrington Square is an end-of-terrace house in Harrow (HA3 6TF). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1996-2002 and council tax band E. The latest certificate (January 2026) shows a C (score 72). The rating has held steady at C across 3 certificates since October 2010. Between certificates, wall efficiency went from Average to Good, window efficiency went from Very Poor to Average and lighting went from Good to Very Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. This certificate was lodged in the last six months, so the rating reflects current condition.
Sale prices here have outpaced Harrow HPI: 5.3% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£475/sq ft) was about 21.7% above the typical sold price in the postcode. At 88 m² the property is well over the postcode median (67 m² across 21 EPCs), placing it in the larger end of the local stock. Last sale on file: £450,000 in August 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
The EPC has just been inspected, so the rating reflects current condition.
4 Carrington Square has more than tripled in price since its earliest registered sale in 1997.
£489,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.3% per year over 25 years.
£450,000
Growth on file: 5.3% per year over 25 years.
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Floor Area for 4 Carrington Square runs comfortably ahead of the street norm.
Price per m²
£5,114
Street avg £4,757
Floor Area
88 m²
Street avg 65 m²
Habitable Rooms
5 rooms
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Hutton Walk — bus stop.

Daytime· 07:00 – 23:00
51.2dB

Changes detected from historical EPC data
Hot water system changed
Single glazing replaced with double or better glazing
Roof insulation improved
Hot water system upgraded
Cavity wall insulation installed
Floor insulation added or improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
2 August 2022Most recent
£450,000
+83.7%over 18 years15 July 2004
£245,000
+6.5%over 2 years5 July 2002
£230,000
+86.2%over 4 years30 July 1997
£123,500
Median price across the last 5 sales in HA3 6TF: £460,000 (2025–2021).
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Street avg 4 rooms
CO₂ Emissions
2.5 t/year
Street avg 2.3 t/year
Closest school
0.6 km
Cedars Manor School. 27 schools nearby.
Night-time· 23:00 – 07:00
42.1dB