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Get started129 Byron Road is an end-of-terrace house in Wealdstone, Harrow, Harrow (HA3 7TB). It has a recorded floor area of 116 m² (around 1249 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (May 2022) shows a C (score 69), just inside the C band. When first surveyed in June 2016 the rating was D, the property has climbed 1 band since. Between certificates, lighting went from Good to Very Good; while hot-water efficiency dropped from Very Good to Good. The recommended improvements would push it to B (score 86).
Sale prices here have outpaced Harrow HPI: 36.4% per year against 0% for the wider region. Today's modelled estimate of £531,000 is 39.7% below the 2022 sale of £880,378, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£705/sq ft) was about 130.2% above the typical sold price in the postcode. At 116 m² the property is well over the postcode median (69 m² across 29 EPCs), placing it in the larger end of the local stock. 2 planning records sit against the property, 1 approved, 0 refused. Past consents include an extension, meaningful when judging how the property has evolved. Most recent transfer: December 2022 at £880,378. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
129 Byron Road has an approved single-storey rear extension on the planning record.
Extension: Single storey · Rear of property
CERTIFICATE OF LAWFUL DEVELOPMENT (PROPOSED): Single storey rear extension.
Latest sale on 129 Byron Road was the highest on Land Registry record across the postcode.
£531,000
Modelled from EPC, postcode comparables and a sale-price growth of 36.4% per year over 3 years.
£880,378
Growth on file: 36.4% per year over 3 years.
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Detailed AI analysis
Price per m² for 129 Byron Road runs comfortably ahead of the street norm.
Price per m²
£7,589
Street avg £3,463
Floor Area
116 m²
Street avg 95 m²
Habitable Rooms
6 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Palmerston Road — bus stop.

Daytime· 07:00 – 23:00
52.5dB

Changes detected from historical EPC data
Hot water efficiency decreased
Windows upgraded, improving insulation
Roof insulation improved
More low energy lighting installed
Heating controls changed
Window efficiency improved
Floor insulation added or improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
21 December 2022Most recent
£880,378
+72.6%over 1 year13 September 2021
£510,000
+34.2%over 1 year6 April 2020
£380,000
Median price across the last 5 sales in HA3 7TB: £440,000 (2024–2022).
An AI-written breakdown of everything that matters
Detailed EPC data
Full energy ratings, history and recommendations
Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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Street avg 5 rooms
CO₂ Emissions
3.9 t/year
Street avg 4.6 t/year
HA3 7JU
Closest school
0.5 km
Belmont School. 40 schools nearby.
Night-time· 23:00 – 07:00
41.3dB