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Get started23 The Grange is a four-bedroom detached house in Lower Caldecote, Biggleswade, Biggleswade (SG18 9ET). It has a recorded floor area of 113 m² (around 1216 sq ft), construction records dating it to 1983-1990 and council tax band D. The latest certificate (June 2021) shows a C (score 69), just inside the C band. The rating has held steady at C across 2 certificates since February 2010. Between certificates, lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Average.
Sale prices here have outpaced England HPI: 7.1% per year against 0% for the wider region. Today's modelled estimate of £434,000 is 15.7% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£308/sq ft) was about 77.6% above the typical sold price in the postcode. At 113 m² the property is well over the postcode median (73 m² across 16 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2019. Past consents include an extension, meaningful when judging how the property has evolved. Most recent transfer: January 2022 at £375,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Extension: Side of property
Two storey side extension and first floor/single storey side extension
Price for 23 The Grange has grown more than fourfold since the 1997 starting point.
£434,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.1% per year over 25 years.
£375,000
Growth on file: 7.1% per year over 25 years.
23 The Grange outperforms the street on floor area by a wide margin.
Price per m²
£3,319
Street avg £3,178
Floor Area
113 m²
Street avg 87 m²
Habitable Rooms
7 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Lynton Cottages — bus stop.

Daytime· 07:00 – 23:00
51.5dB

Changes detected from historical EPC data
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
31 January 2022Most recent
£375,000
+100.5%over 15 years29 November 2006
£187,000
+175.0%over 9 years14 February 1997
£68,000
Median price across the last 5 sales in SG18 9ET: £315,000 (2025–2022).
19 The Grange Lower Caldecote Biggleswade
Sold Oct 2025
10 The Grange Lower Caldecote Biggleswade
Sold May 2025
5 The Grange Lower Caldecote Biggleswade
Sold Mar 2025
3 The Grange Lower Caldecote Biggleswade
Sold Jan 2025
7 The Grange Lower Caldecote Biggleswade
Sold Aug 2022
Street avg 5 rooms
CO₂ Emissions
3.6 t/year
Street avg 3.4 t/year
SG18 9DZ
Closest school
1.4 km
Caldecote Church of England Academy. 8 schools nearby.
Night-time· 23:00 – 07:00
43.4dB
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