11 Allens Close, Boreham, Chelmsford, CM3 3DR
About 11 Allens Close
11 Allens Close is a detached house in Boreham, Chelmsford, Chelmsford (CM3 3DR). It has a recorded floor area of 105 m² (around 1130 sq ft), construction records dating it to 1967-1975 and council tax band D. The latest certificate (April 2025) shows a D (score 56), a step below the typical UK home. The recommended improvements would lift it to B (score 81), a 2-band jump.
A recent sale: £430,000 in September 2025. Today's modelled estimate of £479,000 is 11.4% above the 2025 sale price. On a £-per-square-foot basis, the last sale (£380/sq ft) was about 43% above the typical sold price in the postcode. One historical planning record sits against the property in 2026.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 28 April 2035
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Planning history
1 application on record at 11 Allens Close, Boreham, Chelmsford, CM3 3DR
1 live now- Mar 2026ExtensionFullOutcome in report
Extension: Single storey
Alteration to existing single storey extension roof to a pitched roof with skylights
- Documents
- 9 docs on file
- Reference
- 26/00041/FUL
Unlock 11 Allens Close, Boreham, Chelmsford, CM3 3DR's full planning history
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- Every decision — granted, refused or withdrawn
- All 1 application on this property in full
- The 9 documents, officer reports & conditions
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Sales history & valuation
11 Allens Close valuation sits well clear of the typical sold price in this postcode.
£479,000
Modelled from EPC, postcode comparables.
£430,000
Recorded with HM Land Registry.
Sales timeline
18 September 2025Most recent
£430,000
Median price across the last 5 sales in CM3 3DR: £525,000 (2026–2019).
Nearby sales in CM3 3DR
16 Allens Close, Boreham, Chelmsford, CM3 3DR
Sold May 2026
£645,00017 Allens Close, Boreham, Chelmsford, CM3 3DR
Sold Feb 2025
£540,00019 Allens Close, Boreham, Chelmsford, CM3 3DR
Sold Oct 2023
£525,0008 Allens Close, Boreham, Chelmsford, CM3 3DR
Sold Mar 2020
£425,00013 Allens Close, Boreham, Chelmsford, CM3 3DR
Sold Aug 2019
£460,000
Versus other Allens Close homes
On years held, 11 Allens Close runs well behind the street norm.
Price per m²
£4,095
Street avg £3,494
Floor Area
105 m²
Street avg 125 m²
Habitable Rooms
7 rooms
Street avg 7 rooms
CO₂ Emissions
5.6 t/year
Street avg 5.2 t/year
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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
0.1 km
Plantation Road — bus stop.
Closest school
0.3 km
Boreham 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
55.0dB

Night-time· 23:00 – 07:00
47.9dB







