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Get startedThe Exchange, Flat 21, 89 Marlowes, Hemel Hempstead, HP1 1EH
EPC A
About The Exchange
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
The Exchange is a detached house in Hemel Hempstead (HP1 1EH). It has a recorded floor area of 69 m² (around 743 sq ft) and construction records dating it to 2020. The latest certificate (March 2022) returns an A (score 102), the top energy band on the EPC scale. Main heating runs on electricity: electricity, unspecified tariff. At 69 m² this is the 53rd smallest of 54 units on EPC record in The Exchange, where floor areas span 33–72 m². The building's EPC ratings span E to A, with this unit at the top. On EPC score it ranks first in the building (102 versus a worst of 44).
At 69 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 top 10% of properties in this postcode. Today's modelled estimate of £400,000 is 25% above the 2022 sale price. Most recent transfer: March 2022 at £320,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
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 ranks among the most efficient homes in the postcode for energy use.
EPC Rating
A
A102
B
C
D
E
F
G
Main Heating
Heat Pump
Main Fuel
Electric
Hot Water
Good
Windows
Very Good
CO2 Emissions
-0.2 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.
Latest sale on The Exchange was the highest on Land Registry record across the postcode.
Current estimate
See how we calculated this£400,000
Modelled from EPC, postcode comparables.
Last sold (2022)
£320,000
Recorded with HM Land Registry.
Sales timeline
Full property reportLaunch offer · 33% off
The complete analysis of The Exchange, Flat 21, 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.
EPC Rating for The Exchange runs comfortably ahead of the street norm.
Price per m²
£4,638
Street avg £5,325
Floor Area
69 m²
Street avg 46 m²
CO₂ Emissions
-0.2 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 21, 89 Marlowes, Hemel Hempstead, HP1 1EH. Each answer is also embedded as structured data for search engines.