4 Helen How, Boreham Road, Great Leighs, Chelmsford, CM3 1NJ
About 4 Helen How
4 Helen How is a semi-detached house in Great Leighs, Chelmsford, Chelmsford (CM3 1NJ). It has a recorded floor area of 57 m² (around 614 sq ft), construction records dating it to 1991-1995 and council tax band C. The latest certificate (July 2026) shows a C (score 70). When first surveyed in October 2014 the rating was D, the property has climbed 1 band since. Between certificates, roof efficiency went from Average to Good and hot-water efficiency went from Very Poor to Good; while window efficiency dropped from Average to Poor and lighting dropped from Very Good to Good. The recommended improvements would push it to B (score 88). Main heating runs on electricity. This certificate was lodged in the last six months, so the rating reflects current condition.
At 57 m² it's 23.5% smaller than the typical home in the postcode (75 m² median across 4 EPCs). Its energy rating outperforms most of the postcode (better than 75% of similar EPCs). One historical planning record sits against the property in 2011.
Energy performance
4 Helen How's carbon output is low for the local stock.
EPC Rating
Certificate validity
Valid until 1 July 2036
Property Improvements
Changes detected from historical EPC data
Heating controls changed
Window efficiency improved
Heating controls upgraded for better temperature management
Hot water efficiency improved
Roof insulation improved
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
1 application on record at 4 Helen How, Boreham Road, Great Leighs, Chelmsford, CM3 1NJ
- Oct 2011RenovationOutcome in report
Installation of air source heat pump to provide heat supply to new system of radiator emitters.
- Reference
- 11/01307/FUL
Unlock 4 Helen How, Boreham Road, Great Leighs, Chelmsford, CM3 1NJ's full planning history
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- Every decision — granted, refused or withdrawn
- All 1 application on this property in full, plus 1 notable nearby
- What the pattern means for extending or converting here
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Sales history & valuation
4 Helen How has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£272,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Versus other Helen How homes
CO₂ Emissions for 4 Helen How runs comfortably ahead of the street norm.
EPC Rating
70 (C)
Street avg 61 (D)
Floor Area
57 m²
Street avg 73 m²
CO₂ Emissions
0.6 t/year
Street avg 3.1 t/year
Habitable Rooms
2 rooms
Street avg 4 rooms
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
233/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
St Annes Castle — bus stop.
Closest school
0.2 km
Great Leighs Primary School. 1 school 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
49.5dB

Night-time· 23:00 – 07:00
40.5dB







