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Get started9 Grant Gardens is a four-bedroom detached house in Harpenden (AL5 4QD). It has a recorded floor area of 146 m² (around 1572 sq ft), construction records dating it to 1950-1966 and council tax band G. The latest certificate (March 2015) shows an E (score 54), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 83), a 3-band jump. The latest certificate is from March 2015, so improvements made since then won't be reflected.
At 146 m² it's 17% smaller than the typical home in the postcode (176 m² median across 7 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs). Today's modelled estimate of £1,350,000 is 28.6% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£668/sq ft) was about 22% above the typical sold price in the postcode. On the market in October 2015 and unlisted since — roughly 11 years. 2 planning records sit against the property, 0 approved, 0 refused.
9 Grant Gardens's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 26 Mar 2025
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Construction of outbuilding to rear of the garden
9 Grant Gardens valuation sits well clear of the typical sold price in this postcode.
£1,350,000
Modelled from EPC, postcode comparables.
£1,050,000
Recorded with HM Land Registry.
Habitable Rooms for 9 Grant Gardens lags the street by a wide margin.
Price per m²
£7,192
Street avg £6,673
Floor Area
146 m²
Street avg 177 m²
Habitable Rooms
6 rooms
Street avg 8 rooms
Rail-style transport is unusually close for this postcode.
Crime
2/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Cornwall Rd — bus stop.
Extension: Part single, part two storey
Demolition of single storey garage and single storey rear extension, erection of single storey front, part single, part two storey side and rear extensions
1 October 2015Most recent
£1,050,000
Median price across the last 5 sales in AL5 4QD: £1,290,000 (2024–2012).
CO₂ Emissions
8.1 t/year
Street avg 7.2 t/year
AL5 4DD
Closest school
0.4 km
St George's School. 17 schools nearby.
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