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Get started12 Ashby Drive is a three-bedroom detached house in Upper Caldecote, Biggleswade, Biggleswade (SG18 9DJ). It has a recorded floor area of 99 m² (around 1066 sq ft), construction records dating it to 1967-1975 and council tax band E. The latest certificate (January 2014) shows a D (score 57), a step below the typical UK home. The recommended improvements would lift it to B (score 88), a 2-band jump. The latest certificate is from January 2014, so improvements made since then won't be reflected. Records show the property has been extended at some point in its history. The home occupies a cul-de-sac position.
Sale prices here have outpaced England HPI: 5.8% per year against 0% for the wider region. Today's modelled estimate of £414,000 is 17.6% above the 2020 sale price. On a £-per-square-foot basis, the last sale (£330/sq ft) was about 112.8% above the typical sold price in the postcode. One planning record on file: an extension approved in 2025. Past consents include an extension, meaningful when judging how the property has evolved. At 99 m² it's 19.5% smaller than the typical home in the postcode (123 m² median across 8 EPCs). Last sale on file: £352,000 in September 2020.
Recommended upgrades on file would lift this property by multiple EPC bands.
This certificate is over 10 years old and is no longer valid.Expired 24 Jan 2024
12 Ashby Drive has an approved extension on the planning record.
Modification of existing bay window to extend to ground level with pitched roof
Price for 12 Ashby Drive has grown more than fourfold since the 1995 starting point.
£414,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 26 years.
£352,000
Growth on file: 5.8% per year over 26 years.
On epc rating, 12 Ashby Drive runs well behind the street norm.
Price per m²
£3,556
Street avg £1,833
Floor Area
99 m²
Street avg 134 m²
Habitable Rooms
5 rooms
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km

Daytime· 07:00 – 23:00
43.9dB

4 September 2020Most recent
£352,000
+55.1%over 6 years3 June 2014
£227,000
+173.5%over 19 years23 February 1995
£82,995
Median price across the last 5 sales in SG18 9DJ: £249,000 (2025–2007).
20 Ashby Drive Upper Caldecote Biggleswade
Sold Mar 2025
17 Ashby Drive Upper Caldecote Biggleswade
Sold Jan 2013
18 Ashby Drive Upper Caldecote Biggleswade
Sold Sept 2012
15 Ashby Drive Upper Caldecote Biggleswade
Sold Jan 2012
4 Ashby Drive Upper Caldecote Biggleswade
Sold Oct 2007
Street avg 6 rooms
CO₂ Emissions
4.9 t/year
Street avg 4.7 t/year
SG18 9ND
All Saints Church — bus stop.
Closest school
0.2 km
Caldecote Church of England Academy. 4 schools nearby.
Night-time· 23:00 – 07:00
36.1dB
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