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15 Blackwell House, The Embankment, Nash Mills Wharf, Hemel Hempstead, HP3 9FX

Floor area
72 m²
775 sq ft
Energy rating
C
Score 75
Council tax
Band D
Overview

About 15 Blackwell House

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

15 Blackwell House is a property in Nash Mills Wharf, Hemel Hempstead, Hemel Hempstead (HP3 9FX). It has a recorded floor area of 72 m² (around 775 sq ft) and council tax band D. At 72 m² this is the 23rd smallest of 36 units on EPC record in the building, where floor areas span 46–83 m². The building's EPC ratings span D to B across 36 units on file. The latest certificate (October 2015) shows a C (score 75), near the top of the C band. Main heating runs on electricity: electricity, unspecified tariff. The latest certificate is from October 2015, so improvements made since then won't be reflected.

Last sold in November 2015, so it's been off the market for around 11 years.

Before you decide

Everything you need to know about 15 Blackwell House

The true value, the hidden risks and the full sale history, in one report.

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Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

EPC Expired

This certificate is over 10 years old and is no longer valid.Expired 29 Oct 2025

EPC Rating

A
B
C
C75
D
E
F
G
Main Heating
Electric
Main Fuel
Electric
Hot Water
Very Poor
Windows
Very Good
CO2 Emissions
1.9 t/year
Occupancy
—
SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

Mid Floor FlatEPC C

We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.

From £595 · Includes VAT

Planning

Planning history

Applications and permits filed against 15 Blackwell House, The Embankment, Nash Mills Wharf, Hemel Hempstead, HP3 9FX, sourced from the PlanIt planning register.

15 Blackwell House has no planning applications on record.

2

But the area is active

2 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Current estimate

£322,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2015)

£328,000

Recorded with HM Land Registry.

Sales timeline

  1. 20 November 2015Most recent

    £328,000

Median price across the last 5 sales in HP3 9FX: £280,000 (2025–2024).

On the street

Versus other The Embankment homes

Four headline reads against 35 similar flats on this street, drawn from the latest EPC and Land Registry data.

On years held, 15 Blackwell House stands well clear of the street.

Price per m²

£4,556

Street avg £4,704

On par

Floor Area

72 m²

Street avg 64 m²

Above

CO₂ Emissions

1.9 t/year

Street avg 1.6 t/year

Below

Years Held

11 years

Street avg 6 years

Strongly above
Before you decide

Everything you need to know about 15 Blackwell House

The true value, the hidden risks and the full sale history, in one report.

Pick your report · every report is £14.99

One time fee only - money back guarantee

Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£316k

1 Blackwell House, The Embankment, Nash Mills Wharf

HP3 9FX

2 bed2 bath
£347k

1 Butterfly Crescent, Nash Mills Wharf

HP3 9GS

1 bed1 bath
£297k

1 Canal View House, Lawn Lane

HP3 9HS

£290k

1 Athelstan Mews, Athelstan Road

HP3 9QE

£382k

1 Barnfield

HP3 9QH

£382k

1 Bevan Close

HP3 9EZ

£270k

1 Apsley Grange

HP3 9SY

2 bed
£397k

1 Burnet Close

HP3 9ES

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.
Full Hemel Hempstead report

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

0.4 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.

Noise

Road noise across the postcode

Modelled day and night-time noise levels around HP3 9FX from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for HP3 9FX

Daytime· 07:00 – 23:00

49.8dB

Low
Night-time road noise heatmap for HP3 9FX

Night-time· 23:00 – 07:00

40.1dB

Low
55 dB
60 dB
65 dB
70 dB
75 dB
80 dB
Defra Road Noise Strategic Mapping, Round 4
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 15 Blackwell House, The Embankment, Nash Mills Wharf, Hemel Hempstead, HP3 9FX. Each answer is also embedded as structured data for search engines.