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Get started188a is a mid-terrace house in Harrow (HA3 8BL). It has a recorded floor area of 88 m² (around 947 sq ft), construction records dating it to 1930-1949 and council tax band D. At 88 m² this is the 20th smallest of 21 units on EPC record in the building, where floor areas span 35–88 m². The building's EPC ratings span E to C, with this unit at the bottom. On EPC score it ranks last in the building (47 versus a best of 80). The latest certificate (May 2021) shows an E (score 47), well below the UK norm with real room to improve. The rating has held steady at E across 2 certificates since May 2016. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good; while hot-water efficiency dropped from Poor to Very Poor and main heating dropped from Average to Very Poor. The recommended improvements would lift it to C (score 80), a 2-band jump. Main heating runs on electricity.
At 88 m² the property is well over the postcode median (54 m² across 20 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Sale prices here have lagged Harrow HPI: -20% per year against 0% for the wider region. Today's modelled estimate of £374,000 is 10% above the 2021 sale price. 6 planning records sit against the property, 4 approved, 2 refused. Past consents include subdivision and an extension, meaningful when judging how the property has evolved. Most recent transfer: July 2021 at £340,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
188a sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
A a single-storey rear extension application was refused at 188a in 2021.
Reconfiguration of first floor 1 bed flat to create 2 bed flat and reconfiguration of second floor studio flat to create 1 bed flat
Latest sale on 188a was the highest on Land Registry record across the postcode.
£374,000
Modelled from EPC, postcode comparables and a sale-price growth of -20.0% per year over 1 year.
£340,000
Growth on file: -20.0% per year over 1 year.
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EPC Rating for 188a lags the street by a wide margin.
Price per m²
£4,830
Street avg £3,581
Floor Area
88 m²
Street avg 55 m²
Habitable Rooms
4 rooms
Street avg 2 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Upton Gardens — bus stop.

Daytime· 07:00 – 23:00
50.4dB

Changes detected from historical EPC data
Heating system changed
Heating controls upgraded for better temperature management
Hot water system changed
Wall insulation improved
More low energy lighting installed
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Details pursuant to condition 6 (cycle storage) attached to planning permission P/4681/20 dated 21/04/2021 for Conversion of maisonette (to first and second floors) into three flats (1 x 1 bed and 2 x studio); rear dormer; first floor rear extension; external alterations
4 more applications for this property
Join to see all planning history.
14 July 2021Most recent
£340,000
-20.0%14 July 2021
£425,000
Median price across the last 5 sales in HA3 8BL: £160,000 (2023–2008).
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CO₂ Emissions
4.3 t/year
Street avg 2.6 t/year
Closest school
0.7 km
St Gregory's Catholic Science College. 46 schools nearby.
Night-time· 23:00 – 07:00
40.3dB