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Get started18 Claves Crescent is a semi-detached house in Welwyn Garden City (AL7 1WN). It has a recorded floor area of 86 m² (around 926 sq ft) and construction records dating it to 2020. The latest certificate (September 2022) returns a B (score 84), comfortably above the UK average. The recommended improvements would push it to A (score 95).
At 86 m² it's 16.5% smaller than the typical home in the postcode (103 m² median across 41 EPCs). Most recent transfer: October 2022 at £499,950. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
18 Claves Crescent's carbon output is low for the local stock.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£484,000
Modelled from EPC, postcode comparables.
£499,950
Recorded with HM Land Registry.
18 Claves Crescent outperforms the street on price per m² by a wide margin.
Price per m²
£5,813
Street avg £5,320
Floor Area
86 m²
Street avg 99 m²
CO₂ Emissions
1.3 t/year
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Blythway — bus stop.
21 October 2022Most recent
£499,950
Median price across the last 5 sales in AL7 1WN: £595,000 (2025–2023).
Street avg 1.3 t/year
Years Held
4 years
Street avg 4 years
AL7 1FP
Closest school
0.6 km
Waterside Academy. 19 schools nearby.
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