When did 1 Cannon House, Rose Lane, HP3 9GB last change hands?

1 Cannon House, Rose Lane, HP3 9GB last sold for £230,000 in July 2021, around 5 years ago. Land Registry has 3 sales on record going back to £180,000 in October 2014. Source: HM Land Registry.

How has the value of 1 Cannon House, Rose Lane, HP3 9GB changed over time?

Across 3 sales between October 2014 and July 2021, 1 Cannon House, Rose Lane, HP3 9GB rose from £180,000 to £230,000, a change of £50,000. That works out to roughly +3.7% per year compounded over 7 years. Source: HM Land Registry.

What energy rating does 1 Cannon House, Rose Lane, HP3 9GB have?

The current EPC rating for 1 Cannon House, Rose Lane, HP3 9GB is C with a score of 79 out of 100, lodged in December 2025. It has dropped from a B recorded in October 2014. Source: EPC Register.

What is the floor area of 1 Cannon House, Rose Lane, HP3 9GB?

1 Cannon House, Rose Lane, HP3 9GB has a recorded floor area of 42 m² (452 sq ft), around 42 m² per bedroom. That makes it about 12% smaller than the median EPC-recorded property in HP3 9GB. Source: EPC Register.

How is 1 Cannon House, Rose Lane, HP3 9GB heated?

The latest EPC at 1 Cannon House, Rose Lane, HP3 9GB records mains gas as the main heating fuel. Source: EPC Register.

What council tax band is 1 Cannon House, Rose Lane, HP3 9GB?

1 Cannon House, Rose Lane, HP3 9GB is in council tax band C.

Where is 1 Cannon House, Rose Lane, HP3 9GB located?

1 Cannon House, Rose Lane, HP3 9GB sits in Nash Mills Wharf, Hemel Hempstead, Hemel Hempstead. It falls within the HP3 postcode district in Hertfordshire.

What is crime like near 1 Cannon House, Rose Lane, HP3 9GB?

Police records around 1 Cannon House, Rose Lane, HP3 9GB show an average of 3 reported crimes per month over the last 7 months. Violent crime makes up roughly 35% of reports, the most common category. The overall trend is broadly stable. Source: Police UK.

Which schools serve 1 Cannon House, Rose Lane, HP3 9GB?

The closest primary school to 1 Cannon House, Rose Lane, HP3 9GB is Nash Mills Church of England Primary School (457m), one of 13 primaries within walking distance. The closest secondary is Kings Langley School (1.6km), with 4 secondaries in the surrounding area.

What is the nearest station to 1 Cannon House, Rose Lane, HP3 9GB?

The closest bus stop to 1 Cannon House, Rose Lane, HP3 9GB is Red Lion Lane, 143m away. The nearest rail option is Apsley Rail Station, 912m away.

Calculators

Featured

UK House Price Map

30 years of UK sold prices mapped by postcode district.

Postcode-level detail
Compare areas side by side

Open the map

1 Cannon House, Rose Lane, Nash Mills Wharf, Hemel Hempstead, HP3 9GB

3 sales on record

Bedroom

Bathroom

Floor area

42 m²

452 sq ft

Energy rating

Score 79

Council tax

Band C

Tenure

Owner Occupied

Overview

About 1 Cannon House

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

1 Cannon House is a one-bedroom property in Nash Mills Wharf, Hemel Hempstead, Hemel Hempstead (HP3 9GB). It has a recorded floor area of 42 m² (around 452 sq ft), construction records dating it to 2012-2021 and council tax band C. The latest certificate (December 2025) shows a C (score 79), near the top of the C band. Earlier certificates rated it B (October 2014); the latest reading is one band lower. Between certificates, wall efficiency dropped from Very Good to Good and window efficiency dropped from Very Good to Average. This certificate was lodged in the last six months, so the rating reflects current condition.

Across 2014–2021, sale prices on this property compounded at 3.7% per year. On a £-per-square-foot basis, the last sale (£509/sq ft) was about 29% above the typical sold price in the postcode. Last sale on file: £230,000 in July 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.

Specifications

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

Outside

Private gardenYes
GarageYes

Building

RefurbishedYes

Before you decide

Everything you need to know about 1 Cannon 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

The data behind every report

Energy

Energy performance

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

1 Cannon House's carbon output is low for the local stock.

Current Certificate(1 of 2)

Dec 2025

EPC Rating

C79

Main Heating

Gas

Main Fuel

Gas

Hot Water

Good

Windows

Average

CO2 Emissions

0.9 t/year

Occupancy

Owner Occupied

Get a survey for this property

Level 2 HomeBuyer Report

21st centuryGround 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 £545 · Includes VAT

Planning

Planning history

Applications and permits filed against 1 Cannon House, Rose Lane, Nash Mills Wharf, Hemel Hempstead, HP3 9GB, sourced from the PlanIt planning register.

1 Cannon 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.

Price

Sales history & valuation

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

1 Cannon House saw 3 transfers in just over a decade — high turnover for the postcode.

Current estimate

£239,000

Modelled from EPC, postcode comparables and a sale-price growth of 3.7% per year over 7 years.

See how we calculated this

Last sold (2021)

£230,000

Growth on file: 3.7% per year over 7 years.

Sales timeline

26 July 2021Most recent
£230,000
+8.5%over 4 years
22 December 2016
£212,000
+17.8%over 2 years
16 October 2014
£180,000

Median price across the last 5 sales in HP3 9GB: £245,000 (2025–2022).

Nearby sales in HP3 9GB

On the street

Versus other Rose Lane homes

Four headline reads against 12 similar flats on this street, drawn from the latest EPC and Land Registry data.

On price per m², 1 Cannon House stands well clear of the street.

Price per m²

£5,476

Street avg £4,383

Strongly above

Floor Area

42 m²

Street avg 51 m²

Strongly below

Habitable Rooms

2 rooms

Street avg 2 rooms

On par

CO₂ Emissions

0.9 t/year

Street avg 1.0 t/year

Above

Before you decide

Everything you need to know about 1 Cannon 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

The data behind every report

Comparables

Similar properties nearby

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

£227k

1 Albion Court, Ebberns Road

HP3 9DE

1 bed1 bath

£347k

1 Butterfly Crescent, Nash Mills Wharf

HP3 9GS

1 bed1 bath

£247k

1 Barn Close

HP3 9PJ

2 bed1 bath

£270k

1 Apsley Grange

HP3 9SY

2 bed

£184k

1 Basildon Court, Croxley Road, Nash Mills Wharf

HP3 9GY

2 bed1 bath

£316k

1 Blackwell House, The Embankment, Nash Mills Wharf

HP3 9FX

2 bed2 bath

£438k

1 Barnard Way

HP3 9EX

2 bed1 bath

£403k

1 Brereton Court

HP3 9JS

3 bed1 bath

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

0.1 km

Red Lion Lane — bus stop.

Closest school

0.5 km

Nash Mills Church of England Primary School. 17 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 9GB from Defra's strategic mapping. The pin marks this postcode's centroid.

Daytime· 07:00 – 23:00

49.6dB

Low

Night-time road noise heatmap for HP3 9GB

Night-time· 23:00 – 07:00

40.0dB

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 1 Cannon House, Rose Lane, Nash Mills Wharf, Hemel Hempstead, HP3 9GB. Each answer is also embedded as structured data for search engines.