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Get started121 Charlton Road is a three-bedroom semi-detached house in Harrow (HA3 9HR). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (September 2023) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since May 2012. Between certificates, window efficiency went from Average to Good and hot-water efficiency went from Average to Good; while lighting dropped from Good to Average. The recommended improvements would lift it to B (score 88), a 2-band jump.
Held since October 2005 — that's 21 years off the open market, well above the local norm. Today's modelled estimate of £540,000 sits 116% above the 2005 sale of £250,000. 2 planning records sit against the property, 0 approved, 0 refused.
Recommended upgrades on file would lift this property by multiple EPC bands.
Planning history includes both a loft conversion and an extension — the classic family-home expansion.
Extension: Single storey · Rear of property
Certificate of lawful development (proposed): single storey rear extension; alterations to roof to form end gable with window in side to create habitable roofspace; rear dormer; rooflights in front roofslope
121 Charlton Road valuation sits well clear of the typical sold price in this postcode.
£540,000
Modelled from EPC, postcode comparables.
£250,000
Recorded with HM Land Registry.
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Detailed AI analysis
121 Charlton Road is notably below the street on floor area.
Price per m²
£3,165
Street avg £4,106
Floor Area
79 m²
Street avg 94 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.5 km
Kenmore Road — bus stop.

Daytime· 07:00 – 23:00
52.1dB

Changes detected from historical EPC data
Hot water system upgraded
Window efficiency improved
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Extension: Single storey · Rear of property
Single storey rear extension: extending 6 metres beyond the original rear wall 3 metres maximum height 3 metres high to the eaves
28 October 2005Most recent
£250,000
Median price across the last 5 sales in HA3 9HR: £425,000 (2024–2012).
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Detailed EPC data
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Related properties
Comparable homes and street-level pricing
Full planning history
Every application and decision on record
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CO₂ Emissions
3.4 t/year
Street avg 3.9 t/year
HA3 9JR
Closest school
0.1 km
Glebe Primary School. 48 schools nearby.
Night-time· 23:00 – 07:00
41.4dB