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Get started18 Caldecote Road is a three-bedroom detached house in Ickwell, Biggleswade, Biggleswade (SG18 9EH). It has a recorded floor area of 152 m² (around 1636 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (April 2023) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in June 2011 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Poor to Average, roof efficiency went from Poor to Very Good and window efficiency went from Average to Good; while main heating dropped from Good to Average. The recommended improvements would push it to C (score 70). Main heating runs on oil. Other recorded features include notable views.
Sale prices here have outpaced England HPI: 6.1% per year against 0% for the wider region. Today's modelled estimate of £676,000 is 16.6% above the 2023 sale price. On a £-per-square-foot basis, the last sale (£354/sq ft) was about 41.7% above the typical sold price in the postcode. At 152 m² the property is well over the postcode median (90 m² across 28 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2013. Past consents include an extension, meaningful when judging how the property has evolved. Most recent transfer: April 2023 at £580,000.
Extension: Two storey
Two storey side extension, single storey rear extension & replacement of flat roofed areas with pitched roof
Latest sale on 18 Caldecote Road was the highest on Land Registry record across the postcode.
£676,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.1% per year over 11 years.
£580,000
Growth on file: 6.1% per year over 11 years.
On floor area, 18 Caldecote Road stands well clear of the street.
Price per m²
£3,816
Street avg £3,035
Floor Area
152 m²
Street avg 98 m²
Habitable Rooms
6 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
0.1 km

Daytime· 07:00 – 23:00
42.5dB

Changes detected from historical EPC data
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
Heating controls changed
Window efficiency improved
More low energy lighting installed
Solar PV panels (45 kWp) installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
25 April 2023Most recent
£580,000
+16.0%over 5 years28 March 2018
£500,000
+66.7%over 5 years30 March 2012
£300,000
Median price across the last 5 sales in SG18 9EH: £305,000 (2025–2018).
Street avg 5 rooms
CO₂ Emissions
3.6 t/year
Street avg 6.2 t/year
SG18 9ND
Ickwell Green — bus stop.
Closest school
1.0 km
Northill CofE Academy. 2 schools nearby.
Night-time· 23:00 – 07:00
35.8dB
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