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Get started1 Bellfield Avenue is a seven-bedroom detached house in Harrow (HA3 6ST). It has a recorded floor area of 469 m² (around 5048 sq ft) and construction records dating it to 2012 onwards. The latest certificate (May 2023) returns a B (score 81), comfortably above the UK average. Our model identifies extension potential, subject to local planning policy.
It hasn't traded since March 2007, a hold of 19 years that's notably long for the area. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. At 469 m² the property is well over the postcode median (210 m² across 11 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the top 10% of properties in this postcode. 7 bedrooms is on the larger side for this postcode, where 3 is the typical count. Today's modelled estimate of £1,526,000 sits 268.6% above the 2007 sale of £414,000. On a £-per-square-foot basis, the last sale (£82/sq ft) was about 72.2% below the postcode norm. 8 planning records sit against the property, 6 approved, 0 refused. Past consents include an extension, a basement excavation and partial demolition, meaningful when judging how the property has evolved. The record references conservation-area consent, which constrain future alterations.
1 Bellfield Avenue ranks among the most efficient homes in the postcode for energy use.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Details pursuant to conditions 3 (samples) 4 (hard and soft landscasping) 6 (levels) 7 (sewage disposal) 12 (fencing) 13 (surface water disposal) and 14 (surface water attenuation & storage) attached to planning permission p/1141/12 dated 22/8/12 for demo
1 Bellfield Avenue's estimated value is more than triple its earliest registered sale price (2007).
£1,526,000
Modelled from EPC, postcode comparables.
£414,000
Recorded with HM Land Registry.
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Detailed AI analysis
Price per m² for 1 Bellfield Avenue lags the street by a wide margin.
Price per m²
£883
Street avg £5,275
Floor Area
469 m²
Street avg 206 m²
Habitable Rooms
12 rooms
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Belsize Road — bus stop.

Daytime· 07:00 – 23:00
51.3dB

Variation of condition 2 (plans list) attached to p/1141/12 dated 22/8/12 for demolition of existing bungalow and detached garage at rear; new detached two storey dwellinghouse with habitable roofspace and constrction of single storey detached garage at r
6 more applications for this property
Join to see all planning history.
21 March 2007Most recent
£414,000
Median price across the last 5 sales in HA3 6ST: £1,575,000 (2024–2018).
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Street avg 8 rooms
CO₂ Emissions
8.0 t/year
Street avg 7.4 t/year
HA3 6SB
Closest school
0.6 km
Hujjat Primary School. 27 schools nearby.
Night-time· 23:00 – 07:00
42.6dB