Are you a property professional?Get qualified leads from motivated homeowners.
Get startedAre you a property professional?Get qualified leads from motivated homeowners.
Get started13a is a one-bedroom detached house in Biggleswade (SG18 0BP). It has a recorded floor area of 38 m² (around 409 sq ft) and construction records dating it to 1950-1966. The latest certificate (January 2019) shows an E (score 53), well below the UK norm with real room to improve. When first surveyed in September 2016 the rating was F, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good and window efficiency went from Average to Good; while wall efficiency dropped from Good to Average and hot-water efficiency dropped from Average to Poor. The recommended improvements would lift it to A (score 92), a 4-band jump. Main heating runs on electricity.
At 38 m² it sits well below the postcode median (78 m² across 16 EPCs), making it one of the more compact homes locally. It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs). 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. Today's modelled estimate of £269,000 is 34.5% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£489/sq ft) was about 179.3% above the typical sold price in the postcode. Last sold in July 2017, so it's been off the market for around 9 years.
Recommended upgrades on file would lift this property by multiple EPC bands.
13a valuation sits well clear of the typical sold price in this postcode.
£269,000
Modelled from EPC, postcode comparables.
£200,000
Recorded with HM Land Registry.
13a outperforms the street on price per m² by a wide margin.
Price per m²
£5,263
Street avg £3,279
Floor Area
38 m²
Street avg 109 m²
Habitable Rooms
3 rooms
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Sun Street — bus stop.

Daytime· 07:00 – 23:00
53.7dB

Changes detected from historical EPC data
Hot water efficiency decreased
Window efficiency improved
Roof insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
6 July 2017Most recent
£200,000
Median price across the last 5 sales in SG18 0BP: £320,000 (2025–2018).
Street avg 5 rooms
CO₂ Emissions
3.1 t/year
Street avg 6.0 t/year
SG18 0NQ
Closest school
0.2 km
St Andrew's CofE VC Primary School. 6 schools nearby.
Night-time· 23:00 – 07:00
43.8dB
Free valuation
An expert visits your home
Local expertise
An agent who knows your area
No obligation
You decide if and when to sell