5 Coval Avenue, Chelmsford, CM1 1TF
About 5 Coval Avenue
5 Coval Avenue is a semi-detached house in Chelmsford (CM1 1TF). It has a recorded floor area of 146 m² (around 1572 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (January 2026) shows a C (score 79), near the top of the C band. When first surveyed in October 2015 the rating was F, the property has climbed 3 bands since. Between certificates, wall efficiency went from Very Poor to Good, hot-water efficiency went from Very Poor to Good and lighting went from Average to Very Good. The recommended improvements would push it to B (score 83). This certificate was lodged in the last six months, so the rating reflects current condition.
At 146 m² the property is well over the postcode median (95 m² across 18 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 78% of similar EPCs). Today's modelled estimate of £417,000 is 21.4% above the 2024 sale price. Most recent transfer: February 2024 at £343,600. One historical planning record sits against the property in 2024.
Energy performance
The EPC has just been inspected, so the rating reflects current condition.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water efficiency improved
Loft insulation upgraded to recommended levels
More low energy lighting installed
Replaced storage heaters with gas boiler
Connected to mains gas supply
Heating controls upgraded for better temperature management
Hot water system upgraded
High performance glazing installed
Wall insulation improved
Floor insulation added or improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £1,020 · Includes VAT
Planning history
1 application on record at 5 Coval Avenue, Chelmsford, CM1 1TF
- Mar 2024ExtensionFullOutcome in report
Extension: Single storey · Rear of property
The construction of a single storey rear extension, which would extend beyond the rear wall of the original house by a maximum depth of 6m, for which the maximum height would be 3.6m, and for which the height of the eaves would be 3m.
- Documents
- 4 docs on file
- Reference
- 24/00008/HHPA
Unlock 5 Coval Avenue, Chelmsford, CM1 1TF'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 3 notable nearby
- The 4 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
5 Coval Avenue valuation sits well clear of the typical sold price in this postcode.
£417,000
Modelled from EPC, postcode comparables.
£343,600
Recorded with HM Land Registry.
Sales timeline
23 February 2024Most recent
£343,600
Median price across the last 5 sales in CM1 1TF: £470,000 (2025–2017).
Nearby sales in CM1 1TF
Versus other Coval Avenue homes
5 Coval Avenue outperforms the street on epc rating by a wide margin.
Price per m²
£2,353
Street avg £3,127
Floor Area
146 m²
Street avg 109 m²
Habitable Rooms
8 rooms
Street avg 5 rooms
CO₂ Emissions
2.8 t/year
Street avg 5.1 t/year
Similar properties nearby
The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Fire Station — bus stop.
Closest school
0.5 km
King Edward VI Grammar School, Chelmsford. 30 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
54.8dB

Night-time· 23:00 – 07:00
46.1dB







