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Get started1a is a four-bedroom detached house in Biggleswade (SG18 0DA). It has a recorded floor area of 133 m² (around 1432 sq ft), construction records dating it to 1996-2002 and council tax band E. The latest certificate (October 2019) shows a C (score 73). The recommended improvements would push it to B (score 82).
It hasn't traded since May 2005, a hold of 21 years that's notably long for the area. Sale prices here have outpaced England HPI: 58% per year against 0% for the wider region. Today's modelled estimate of £472,000 sits 92.7% above the 2005 sale of £245,000. On a £-per-square-foot basis, the last sale (£171/sq ft) was about 15.6% below the postcode norm. At 133 m² the property is well over the postcode median (78 m² across 9 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 78% of similar EPCs). 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a porch, meaningful when judging how the property has evolved.
1a has been extended on multiple sides of the property across separate planning applications.
Extension: Single storey · Side and rear of property
Single storey rear and front extensions.
Price for 1a has grown more than fourfold since the 1999 starting point.
£472,000
Modelled from EPC, postcode comparables and a sale-price growth of 58.0% per year over 6 years.
£245,000
Growth on file: 58.0% per year over 6 years.
On floor area, 1a stands well clear of the street.
Price per m²
£1,842
Street avg £3,248
Floor Area
133 m²
Street avg 83 m²
Habitable Rooms
4 rooms
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Birch Road — bus stop.

Daytime· 07:00 – 23:00
51.9dB

Extension: Front of property
Front extension, forming an inside porch area.
18 May 2005Most recent
£245,000
+1533.3%over 6 years9 April 1999
£15,000
Median price across the last 5 sales in SG18 0DA: £350,000 (2025–2023).
Street avg 5 rooms
CO₂ Emissions
3.9 t/year
Street avg 4.3 t/year
SG18 0HG
Closest school
0.3 km
St Andrew's CofE VC Primary School. 6 schools nearby.
Night-time· 23:00 – 07:00
41.6dB
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