17a, Avenue Road, Chelmsford, CM2 9TY
About 17a
17a is a semi-detached house in Chelmsford (CM2 9TY). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to 1900-1929 and council tax band A. The latest certificate (October 2019) returns a B (score 81), comfortably above the UK average. When first surveyed in April 2009 the rating was F, the property has climbed 4 bands since. Between certificates, wall efficiency went from Very Poor to Very Good, roof efficiency went from Average to Very Good and window efficiency went from Good to Very Good. The recommended improvements would push it to A (score 94).
At 67 m² it sits well below the postcode median (98 m² across 26 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode. Most recent transfer: November 2020 at £350,000. Across the public record there are 6 sales, relatively high churn for a single property. Across 2010–2020, sale prices on this property compounded at 12% per year. On a £-per-square-foot basis, the last sale (£485/sq ft) was about 99.4% above the typical sold price in the postcode. One historical planning record sits against the property in 2024.
Energy performance
17a ranks among the most efficient homes in the postcode for energy use.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Upgraded to gas central heating
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
Heating controls upgraded for better temperature management
High performance glazing installed
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
1 application on record at 17a, Avenue Road, Chelmsford, CM2 9TY
- Jun 2024Loft ConversionOutlineOutcome in report
Loft conversion forming rear dormer and front roof lights
- Documents
- 6 docs on file
- Reference
- 24/00610/CLOPUD
Unlock 17a, Avenue Road, Chelmsford, CM2 9TY's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn
- All 1 application on this property in full, plus 2 notable nearby
- The 6 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Sale price has grown by over 3x since 2010.
£379,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.0% per year over 11 years.
£350,000
Growth on file: 12.0% per year over 11 years.
Sales timeline
19 November 2020Most recent
£350,000
+152.7%over 1 year24 April 2019
£138,500
+9133.3%24 April 2019
£1,500
16 April 2019
£1,500
-98.9%over 5 years24 October 2013
£135,000
+26.8%over 3 years20 May 2010
£106,500
Median price across the last 5 sales in CM2 9TY: £500,000 (2025–2022).
Nearby sales in CM2 9TY
Versus other Avenue Road homes
17a outperforms the street on epc rating by a wide margin.
Price per m²
£5,224
Street avg £3,586
Floor Area
67 m²
Street avg 108 m²
CO₂ Emissions
1.4 t/year
Street avg 4.8 t/year
Years Held
6 years
Street avg 9 years
Similar properties nearby
The neighbourhood at a glance
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
12/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Loftin Way — bus stop.
Closest school
0.6 km
Larkrise Primary School. 24 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
49.7dB

Night-time· 23:00 – 07:00
39.5dB







