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Get started15 Helena Road is a three-bedroom semi-detached house in Brent, London, London (NW10 1HY). It has a recorded floor area of 152 m² (around 1636 sq ft), construction records dating it to 1950-1966 and council tax band E. Tenure is freehold. The latest certificate (March 2026) shows a C (score 73). When first surveyed in November 2018 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, roof efficiency went from Very Poor to Very Good and main heating went from Good to Very Good; while window efficiency dropped from Average to Poor and hot-water efficiency dropped from Good to Average. The recommended improvements would push it to B (score 83). Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
It hasn't traded since September 2000, a hold of 26 years that's notably long for the area. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £811,000 sits 315.9% above the 2000 sale of £195,000. On a £-per-square-foot basis, the last sale (£119/sq ft) was about 69.2% below the postcode norm. One planning record on file: a loft conversion approved in 2025. Past consents include a loft conversion, a garage conversion and new windows, meaningful when judging how the property has evolved.
15 Helena Road ranks among the most efficient homes in the postcode for energy use.
Conversion of garage into a habitable room with installation of windows to the front elevation, replacement of double front doors to single front entrance door, removal of rear outhouse window and relocation of outhouse door, hip to gable extension, rear dormer window with 3x front and 1x side rooflights to the dwellinghouse
15 Helena Road's modelled value sits at over four times its earliest registered sale price (2000).
£811,000
Modelled from EPC, postcode comparables.
£195,000
Recorded with HM Land Registry.
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On co₂ emissions, 15 Helena Road stands well clear of the street.
Price per m²
£1,283
Street avg £5,493
Floor Area
152 m²
Street avg 148 m²
Habitable Rooms
5 rooms
Rail-style transport is unusually close for this postcode.
Crime
11/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Cullingworth Road — bus stop.

Daytime· 07:00 – 23:00
49.9dB

Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Hot water efficiency decreased
Wall insulation improved
Roof insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
4 September 2000Most recent
£195,000
Median price across the last 5 sales in NW10 1HY: £995,000 (2023–2016).
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Street avg 6 rooms
CO₂ Emissions
0.9 t/year
Street avg 7.2 t/year
NW10 1LJ
Closest school
0.3 km
Gladstone Park Primary School. 59 schools nearby.
Night-time· 23:00 – 07:00
39.0dB