3 Harrison House, The Embankment, Nash Mills Wharf, Hemel Hempstead, HP3 9DH
About 3 Harrison House
3 Harrison House is an end-of-terrace house in Nash Mills Wharf, Hemel Hempstead, Hemel Hempstead (HP3 9DH). It has a recorded floor area of 43 m² (around 463 sq ft) and construction records dating it to 2012-2021. At 43 m² this is the smallest unit on EPC record across 3 Harrison House (43–67 m²). The building's EPC ratings span D to C, with this unit at the top. The latest certificate (September 2025) shows a C (score 71). The rating has held steady at C across 2 certificates since September 2015. Between certificates, hot-water efficiency went from Very Poor to Average and main heating went from Very Poor to Poor; while wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Average. Main heating runs on electricity.
On the market in September 2015 and unlisted since — roughly 11 years. At 43 m² it's 28.3% smaller than the typical home in the postcode (60 m² median across 52 EPCs). Today's modelled estimate of £227,000 is 11.8% above the 2015 sale price.
Energy performance
3 Harrison House's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Hot water system upgraded
Get a survey for this property
Level 3 Building Survey
Because the property has no mains gas supply, we believe a Level 3 building survey should be considered.
From £885 · Includes VAT
Planning history
3 Harrison House has no planning applications on record.
But the area is active
2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
£227,000
Modelled from EPC, postcode comparables.
£203,000
Recorded with HM Land Registry.
Sales timeline
27 September 2015Most recent
£203,000
Median price across the last 5 sales in HP3 9DH: £285,000 (2025–2024).
Nearby sales in HP3 9DH
24 Harrison House, The Embankment, Nash Mills Wharf, Hemel Hempstead, HP3 9DH
Sold Aug 2025
£320,00021 Harrison House, The Embankment, Nash Mills Wharf, Hemel Hempstead, HP3 9DH
Sold Dec 2024
£245,0008 Harrison House, The Embankment, Nash Mills Wharf, Hemel Hempstead, HP3 9DH
Sold Nov 2024
£340,00014 Harrison House, The Embankment, Nash Mills Wharf, Hemel Hempstead, HP3 9DH
Sold Jun 2024
£285,00033 Harrison House, The Embankment, Nash Mills Wharf, Hemel Hempstead, HP3 9DH
Sold May 2024
£240,000
Versus other The Embankment homes
3 Harrison House is notably below the street on floor area.
Price per m²
£4,721
Street avg £4,789
Floor Area
43 m²
Street avg 60 m²
Habitable Rooms
2 rooms
Street avg 3 rooms
CO₂ Emissions
0.6 t/year
Street avg 1.3 t/year
Similar properties nearby
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
3/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Mill Close — bus stop.
Closest school
0.3 km
Nash Mills Church of England Primary School. 18 schools nearby.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode

Daytime· 07:00 – 23:00
49.9dB

Night-time· 23:00 – 07:00
40.1dB







