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Get startedThe Exchange, Flat 3, 89 Marlowes, Hemel Hempstead, HP1 1EH
About The Exchange
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
The Exchange is a one-bedroom semi-detached house in Hemel Hempstead (HP1 1EH). It has a recorded floor area of 72 m² (around 775 sq ft) and construction records dating it to 2020. At 72 m² this is the largest 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. The latest certificate (March 2021) shows an E (score 50), well below the UK norm with real room to improve. Main heating runs on electricity: electricity, unspecified tariff.
At 72 m² the property is well over the postcode median (42 m² across 53 EPCs), placing it in the larger end of the local stock. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. Today's modelled estimate of £247,000 is 31.7% above the 2021 sale price. On a £-per-square-foot basis, the last sale (£242/sq ft) was about 51.9% below the postcode norm. Last sale on file: £187,500 in April 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.
Inside
- Bedrooms1
- Bathrooms1
- Open-plan layoutYes
Outside
- Private garden
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
The Exchange sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
A
B
C
D
E
E50
F
G
Main Heating
Electric
Main Fuel
Electric
Hot Water
Very Poor
Windows
Very Good
CO2 Emissions
3.7 t/year
Occupancy
Owner Occupied
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
Current estimate
See how we calculated this£247,000
Modelled from EPC, postcode comparables.
Last sold (2021)
£187,500
Recorded with HM Land Registry.
Sales timeline
Full property reportLaunch offer · 33% off
The complete analysis of The Exchange, Flat 3, 89 Marlowes, Hemel Hempstead, HP1 1EH
Everything we know about this property, compiled into one in-depth, downloadable report.
Versus other Marlowes homes
Four headline reads against 53 similar flats on this street, drawn from the latest EPC and Land Registry data.
On price per m², The Exchange runs well behind the street norm.
Price per m²
£2,604
Street avg £5,363
Floor Area
72 m²
Street avg 46 m²
CO₂ Emissions
3.7 t/year
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Hemel Hempstead district page.
Crime
16/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Combe Street — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around HP1 1EH from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
52.4dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 64 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about The Exchange, Flat 3, 89 Marlowes, Hemel Hempstead, HP1 1EH. Each answer is also embedded as structured data for search engines.