12b, Garden Close, Althorne, Chelmsford, CM3 6BP
About 12b
12b is a three-bedroom semi-detached house in Althorne, Chelmsford, Chelmsford (CM3 6BP). It has a recorded floor area of 92 m² (around 990 sq ft), construction records dating it to 1976-1982 and council tax band C. The latest certificate (March 2022) shows a C (score 75), near the top of the C band. The recommended improvements would push it to B (score 88).
Across 2002–2022, sale prices on this property compounded at 6.4% per year. On a £-per-square-foot basis, the last sale (£350/sq ft) was about 77.4% above the typical sold price in the postcode. Last sale on file: £346,250 in July 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
What this property has
Inside
- Bedrooms3
- Bathrooms1
Energy performance
EPC Rating
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Planning history
12b 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
Sale price has grown by over 3x since 2002.
£368,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 20 years.
£346,250
Growth on file: 6.4% per year over 20 years.
Sales timeline
21 July 2022Most recent
£346,250
+103.7%over 15 years15 December 2006
£170,000
+73.5%over 4 years15 February 2002
£98,000
Median price across the last 5 sales in CM3 6BP: £350,000 (2025–2024).
Nearby sales in CM3 6BP
9 Garden Close, Althorne, Chelmsford, CM3 6BP
Sold Sept 2025
£300,00011 Garden Close, Althorne, Chelmsford, CM3 6BP
Sold Apr 2025
£309,00012d, 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
£350,000
Versus other Garden Close homes
EPC Rating for 12b runs comfortably ahead of the street norm.
Price per m²
£3,764
Street avg £3,125
Floor Area
92 m²
Street avg 92 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
CO₂ Emissions
2.5 t/year
Street avg 3.8 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
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







