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Get started121a is a mid-terrace house in Harrow (HA3 0AZ). It has a recorded floor area of 20 m² (around 215 sq ft), construction records dating it to 1900-1929 and council tax band C. At 20 m² this is the smallest unit on EPC record across the building (20–85 m²). The building's EPC ratings span F to B across 18 units on file. The latest certificate (June 2025) shows a C (score 74). When first surveyed in March 2015 the rating was E, the property has climbed 2 bands since. Between certificates, window efficiency dropped from Average to Poor and lighting dropped from Good to Poor.
Untraded for 27 years, with the last transfer in July 1999. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. Today's modelled estimate of £347,000 sits 247% above the 1999 sale of £100,000. At 20 m² it sits well below the postcode median (65 m² across 17 EPCs), making it one of the more compact homes locally. One historical planning record sits against the property in 2004.
121a's carbon output is low for the local stock.
Erection of garage to rear in connection with residential use at 121a Kenton Road
121a's estimated value is more than triple its earliest registered sale price (1999).
£347,000
Modelled from EPC, postcode comparables.
£100,000
Recorded with HM Land Registry.
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On years held, 121a stands well clear of the street.
Price per m²
£5,000
Street avg £3,851
Floor Area
20 m²
Street avg 61 m²
Habitable Rooms
3 rooms
Street avg 3 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
Kenton Rail Station — railway station.

Daytime· 07:00 – 23:00
50.4dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
30 July 1999Most recent
£100,000
Median price across the last 5 sales in HA3 0AZ: £315,000 (2024–2019).
Hillrise Court Flat 11 135 Kenton Road Harrow
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Sold Oct 2024
Hillrise Court Flat 8 135 Kenton Road Harrow
Sold Jun 2022
Hillrise Court Flat 6 135 Kenton Road Harrow
Sold Aug 2020
Hillrise Court Flat 15 135 Kenton Road Harrow
Sold Oct 2019
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CO₂ Emissions
0.7 t/year
Street avg 2.0 t/year
Closest school
0.7 km
Harrow High School. 40 schools nearby.
Night-time· 23:00 – 07:00
40.5dB