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Cromwell House, Flat 4, 29 Box Lane, Hemel Hempstead, HP3 0DH

EPC B
Property type
Detached
Floor mid floor
Floor area
126 m²
1356 sq ft
Energy rating
B
Score 86
Overview

About Cromwell House

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

Cromwell House is a detached house in Hemel Hempstead (HP3 0DH). It has a recorded floor area of 126 m² (around 1356 sq ft). The latest certificate (February 2019) returns a high B (score 86), putting the home a stone's throw from an A rating. At 126 m² this is the 8th smallest of 10 units on EPC record in Cromwell House, where floor areas span 87–135 m².

Most recent transfer: December 2020 at £563,000.

Before you decide

Everything you need to know about Cromwell House

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

Larger development activity nearby

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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 Rating

A
B
B86
C
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Very Good
Windows
Very Good
CO2 Emissions
1.6 t/year
Occupancy
—
SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

Mid Floor FlatEPC B

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 £895 · Includes VAT

Planning

Planning history

Applications and permits filed against Cromwell House, Flat 4, 29 Box Lane, Hemel Hempstead, HP3 0DH, sourced from the PlanIt planning register.

Cromwell 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.

The latest sale landed in the post-pandemic price surge — useful context when reading the figure.

Current estimate

£606,000

Modelled from EPC, postcode comparables.

See how we calculated this
Last sold (2020)

£563,000

Recorded with HM Land Registry.

Sales timeline

  1. 22 December 2020Most recent

    £563,000

Median price across the last 5 sales in HP3 0DH: £610,000 (2025–2021).

On the street

Versus other Box Lane homes

Four headline reads against 10 similar flats on this street, drawn from the latest EPC and Land Registry data.

Cromwell House is notably below the street on price per m².

Price per m²

£4,468

Street avg £6,210

Strongly below

Floor Area

126 m²

Street avg 102 m²

Strongly above

CO₂ Emissions

1.6 t/year

Street avg 1.6 t/year

On par

Years Held

5 years

Street avg 6 years

Below
Before you decide

Everything you need to know about Cromwell House

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

Larger development activity nearby

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.
£339k

1a, Flat, High Street, Bovingdon

HP3 0HG

Flat
£304k

33a, Flat, High Street, Bovingdon

HP3 0HG

Flat
£304k

33c, Flat 1, High Street, Bovingdon

HP3 0HG

Flat
£262k

33c, Flat 2, High Street, Bovingdon

HP3 0HG

Flat
£260k

Anvil Close, Flat 4, Yew Tree Drive, Bovingdon

HP3 0TB

Flat
£257k

Anvil Close, Flat 6, Yew Tree Drive, Bovingdon

HP3 0TB

Flat2 bed
£247k

Anvil Close, Flat 3, Yew Tree Drive, Bovingdon

HP3 0TB

Flat2 bed1 bath
£234k

Anvil Close, Flat 1, Yew Tree Drive, Bovingdon

HP3 0TB

Flat
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

0.0 km

Boxmoor House School — bus stop.

Closest school

0.9 km

St Rose's Catholic Infant School. 15 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 0DH from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime road noise heatmap for HP3 0DH

Daytime· 07:00 – 23:00

55.2dB

Moderate
Night-time road noise heatmap for HP3 0DH

Night-time· 23:00 – 07:00

47.5dB

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 Cromwell House, Flat 4, 29 Box Lane, Hemel Hempstead, HP3 0DH. Each answer is also embedded as structured data for search engines.