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Get started1 Grant Gardens is a five-bedroom detached house in Harpenden (AL5 4QD). It has a recorded floor area of 218 m² (around 2347 sq ft), construction records dating it to 1967-1975 and council tax band G. The latest certificate (July 2023) shows a D (score 64), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 74). Our model identifies extension potential, subject to local planning policy.
At 218 m² the property is well over the postcode median (146 m² across 7 EPCs), placing it in the larger end of the local stock. On a £-per-square-foot basis, the last sale (£670/sq ft) was about 22.5% above the typical sold price in the postcode. 3 planning records sit against the property, 0 approved, 0 refused. Most recent transfer: March 2024 at £1,573,000.
1 Grant Gardens's carbon output runs well above what efficient homes in the postcode produce.
1 Grant Gardens has been extended on multiple sides of the property across separate planning applications.
Extension: Single storey · Rear of property
Single storey rear extension
Latest sale on 1 Grant Gardens was the highest on Land Registry record across the postcode.
£1,676,000
Modelled from EPC, postcode comparables.
£1,573,000
Recorded with HM Land Registry.
On years held, 1 Grant Gardens runs well behind the street norm.
Price per m²
£7,216
Street avg £6,669
Floor Area
218 m²
Street avg 167 m²
Habitable Rooms
8 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: Two storey · Side of property
Two storey side extension (resubmission following refusal of 5/01/1638)
1 more application for this property
Join to see all planning history.
18 March 2024Most recent
£1,573,000
Median price across the last 5 sales in AL5 4QD: £1,050,000 (2021–2012).
CO₂ Emissions
8.5 t/year
Street avg 7.1 t/year
AL5 4EP
Closest school
0.4 km
St George's School. 17 schools nearby.
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