11 Garden Close, Althorne, Chelmsford, CM3 6BP
About 11 Garden Close
11 Garden Close is a three-bedroom semi-detached house in Althorne, Chelmsford, Chelmsford (CM3 6BP). It has a recorded floor area of 80 m² (around 861 sq ft), construction records dating it to 1967-1975 and council tax band C. The latest certificate (January 2025) shows a D (score 58), a step below the typical UK home. The rating has held steady at D across 2 certificates since January 2014. Between certificates, hot-water efficiency went from Very Poor to Poor; while wall efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 82), a 2-band jump. Main heating runs on oil.
It changed hands recently, sold April 2025 for £309,000. Across 2001–2025, sale prices on this property compounded at 5.2% per year. On a £-per-square-foot basis, the last sale (£359/sq ft) was about 82% above the typical sold price in the postcode.
What this property has
Inside
- Bedrooms3
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency 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 £955 · Includes VAT
Planning history
11 Garden Close has no planning applications on record.
A planning report still maps activity across the surrounding area and reads this property's extension & conversion potential.
Sales history & valuation
11 Garden Close has more than tripled in price since its earliest registered sale in 2001.
£336,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.2% per year over 23 years.
£309,000
Growth on file: 5.2% per year over 23 years.
Sales timeline
8 April 2025Most recent
£309,000
+132.3%over 21 years3 November 2003
£133,000
+41.5%over 2 years25 October 2001
£94,000
Median price across the last 5 sales in CM3 6BP: £350,000 (2025–2023).
Nearby sales in CM3 6BP
9 Garden Close, Althorne, Chelmsford, CM3 6BP
Sold Sept 2025
£300,00012d, Garden Close, Althorne, Chelmsford, CM3 6BP
Sold Sept 2024
£362,00017 Garden Close, Althorne, Chelmsford, CM3 6BP
Sold Jun 2024
£350,00021 Garden Close, Althorne, Chelmsford, CM3 6BP
Sold Apr 2024
£350,00012f, Garden Close, Althorne, Chelmsford, CM3 6BP
Sold Feb 2023
£467,555
Versus other Garden Close homes
On years held, 11 Garden Close runs well behind the street norm.
Price per m²
£3,863
Street avg £3,119
Floor Area
80 m²
Street avg 92 m²
Habitable Rooms
4 rooms
Street avg 5 rooms
CO₂ Emissions
4.5 t/year
Street avg 3.7 t/year
Similar properties nearby
1 Clarke Rise, Cold Norton
CM3 6JL
1 Black Lion Cottages, Burnham Road, Althorne
CM3 6BU
1 Austral Way, Althorne
CM3 6UP
1 Bramley Way, Mayland
CM3 6ER
1 Bay Cottages, The Street, Stow Maries
CM3 6RY
1 Blenheim Gardens, Mayland
CM3 6TH
1 Bridgemans Green, Latchingdon
CM3 6LJ
1 Curlew Avenue, Mayland
CM3 6TX
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
Post Office — bus stop.
Closest school
2.1 km
Maylandsea Primary School. 2 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
48.0dB

Night-time· 23:00 – 07:00
41.8dB







