4 Hay Green, Danbury, Chelmsford, CM3 4NU
About 4 Hay Green
4 Hay Green is a four-bedroom detached house in Danbury, Chelmsford, Chelmsford (CM3 4NU). It has a recorded floor area of 168 m² (around 1808 sq ft), construction records dating it to 1950-1966 and council tax band G. The latest certificate (January 2022) shows an E (score 53), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 79), a 2-band jump. Other recorded features include a conservatory and attached land beyond the plot. Our model identifies extension potential, subject to local planning policy. The home occupies a cul-de-sac position.
On a £-per-square-foot basis, the last sale (£484/sq ft) was about 76.9% above the typical sold price in the postcode. 2 planning records sit against the property, 0 approved, 0 refused. Most recent transfer: July 2022 at £875,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Utility roomYes
- CloakroomYes
- EnsuiteYes
- ConservatoryYes
Outside
- Private gardenYes
- GarageYes
- LandYes
- Cul-de-sacYes
Building
- Central heatingYes
- Extension potentialPossible
Energy performance
4 Hay Green's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
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Planning history
Planning records include a solar-panel installation at 4 Hay Green.
2 applications on record at 4 Hay Green, Danbury, Chelmsford, CM3 4NU
- May 2023PorchFullOutcome in report
Extension: Part single, part two storey · Side and rear of property
Part single, part two storey side and rear extension. Pitched roof to replace existing flat roof, new porch, solar panels, alterations to fenestration & dormers, new dropped kerb and driveway.
ExtensionSolar Panels- Documents
- 13 docs on file
- Reference
- 23/00258/FUL
- More recent applications — locked
- Solar PanelsAug 2023Decision
Unlock 4 Hay Green, Danbury, Chelmsford, CM3 4NU's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn
- All 2 applications on this property in full
- The 19 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£824,000
Modelled from EPC, postcode comparables.
£875,000
Recorded with HM Land Registry.
Sales timeline
4 July 2022Most recent
£875,000
Median price across the last 5 sales in CM3 4NU: £670,000 (2022–2011).
Nearby sales in CM3 4NU
12 Hay Green, Danbury, Chelmsford, CM3 4NU
Sold May 2022
£915,0008 Hay Green, Danbury, Chelmsford, CM3 4NU
Sold Nov 2017
£740,0003 Hay Green, Danbury, Chelmsford, CM3 4NU
Sold Aug 2015
£670,00010 Hay Green, Danbury, Chelmsford, CM3 4NU
Sold Nov 2013
£550,0006 Hay Green, Danbury, Chelmsford, CM3 4NU
Sold Oct 2011
£610,000
Versus other Hay Green homes
4 Hay Green is notably below the street on years held.
Price per m²
£5,208
Street avg £3,554
Floor Area
168 m²
Street avg 158 m²
Habitable Rooms
9 rooms
Street avg 7 rooms
CO₂ Emissions
9.0 t/year
Street avg 8.6 t/year
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The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
1/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Hay Green — bus stop.
Closest school
0.2 km
St John Church of England Voluntary Controlled Primary School Danbury. 4 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
47.5dB

Night-time· 23:00 – 07:00
39.0dB







