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Get started10 Walsham Close is a detached house in Hemel Hempstead (HP1 1BW). It has a recorded floor area of 108 m² (around 1163 sq ft) and construction records dating it to 2020. The latest certificate (October 2022) returns a B (score 84), comfortably above the UK average. The recommended improvements would push it to A (score 93).
One planning record on file: a loft conversion approved in 2025. Past consents include a loft conversion, meaningful when judging how the property has evolved. At 108 m² it's 25.6% larger than the typical home in the postcode (86 m² median across 18 EPCs). On a £-per-square-foot basis, the last sale (£589/sq ft) was about 33.8% above the typical sold price in the postcode. Sold November 2022 for £685,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Loft conversion including flat roof dormer to rear and 2no Velux to front
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£670,000
Modelled from EPC, postcode comparables.
£685,000
Recorded with HM Land Registry.
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Detailed AI analysis
On price per m², 10 Walsham Close stands well clear of the street.
Price per m²
£6,343
Street avg £5,298
Floor Area
108 m²
Street avg 115 m²
CO₂ Emissions
1.6 t/year
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
16/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km

Daytime· 07:00 – 23:00
49.8dB

11 November 2022Most recent
£685,000
Median price across the last 5 sales in HP1 1BW: £575,000 (2025–2023).
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Street avg 1.6 t/year
Years Held
4 years
Street avg 3 years
HP1 1SS
Laureate Academy — bus stop.
Closest school
0.3 km
Laureate Academy. 27 schools nearby.
Night-time· 23:00 – 07:00
40.2dB