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Get startedThe Exchange is a one-bedroom end-of-terrace house in Hemel Hempstead (HP1 1EH). It has a recorded floor area of 33 m² (around 355 sq ft) and construction records dating it to 2020. At 33 m² this is the smallest unit on EPC record across The Exchange (33–72 m²). The building's EPC ratings span E to A, with this unit at the bottom. Period features are noted in the property record. The latest certificate (March 2021) shows an E (score 53), well below the UK norm with real room to improve. Main heating runs on electricity: electricity, unspecified tariff.
At 33 m² it's 21.4% smaller than the typical home in the postcode (42 m² median across 53 EPCs). On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. On a £-per-square-foot basis, the last sale (£577/sq ft) was about 16% above the typical sold price in the postcode. Last sale on file: £205,000 in April 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
The Exchange sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£191,000
Modelled from EPC, postcode comparables.
£205,000
Recorded with HM Land Registry.
Everything we know about this property, compiled into one in-depth, downloadable report.
Floor Area for The Exchange lags the street by a wide margin.
Price per m²
£6,212
Street avg £5,295
Floor Area
33 m²
Street avg 46 m²
CO₂ Emissions
2.4 t/year
Street avg 1.3 t/year
Crime
16/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Combe Street — bus stop.

Daytime· 07:00 – 23:00
52.4dB

30 April 2021Most recent
£205,000
Median price across the last 5 sales in HP1 1EH: £225,000 (2025–2024).
The Exchange Flat 12 89 Marlowes Hemel Hempstead
Sold Sept 2025
The Exchange Flat 18 89 Marlowes Hemel Hempstead
Sold Feb 2025
The Exchange Flat 31 89 Marlowes Hemel Hempstead
Sold Jul 2024
The Exchange Flat 34 89 Marlowes Hemel Hempstead
Sold Jul 2024
The Exchange Flat 9 89 Marlowes Hemel Hempstead
Sold Apr 2024
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Years Held
5 years
Street avg 4 years
HP1 1BA
Closest school
0.6 km
South Hill Primary School. 34 schools nearby.
Night-time· 23:00 – 07:00
42.2dB