3 Alexandra Avenue, West Mersea, Colchester, CO5 8BG
About 3 Alexandra Avenue
3 Alexandra Avenue is a four-bedroom detached house in West Mersea, Colchester, Colchester (CO5 8BG). It has a recorded floor area of 175 m² (around 1884 sq ft), construction records dating it to 1967-1975 and council tax band F. The latest certificate (March 2017) shows a D (score 62), on the cusp of jumping into the C band. When first surveyed in May 2015 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Average to Good, roof efficiency went from Average to Good and hot-water efficiency went from Poor to Good. The recommended improvements would push it to C (score 69).
One planning record on file: an extension approved in 2016. Past consents include an extension, meaningful when judging how the property has evolved. At 175 m² it's 16.9% larger than the typical home in the postcode (150 m² median across 20 EPCs). Across 2015–2017, sale prices on this property compounded at 20.2% per year. Today's modelled estimate of £696,000 is 12.8% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£328/sq ft) was about 47.6% above the typical sold price in the postcode. On the market in September 2017 and unlisted since — roughly 9 years.
What this property has
Inside
- Bedrooms4
- Bathrooms2
- Dining roomYes
- CloakroomYes
Outside
- Private gardenYes
- GarageSingle
Building
- Heating systemGas
Energy performance
3 Alexandra Avenue's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system upgraded
Windows upgraded, improving insulation
Wall insulation upgraded
Roof insulation improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property has been extended more than once, we believe a Level 3 building survey should be considered.
From £1,155 · Includes VAT
Planning history
3 Alexandra Avenue has an approved single-storey rear extension on the planning record.
1 application on record at 3 Alexandra Avenue, West Mersea, Colchester, CO5 8BG
- Feb 2016ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Proposed single storey rear extension
- Documents
- 7 docs on file
- Reference
- 152697
Unlock 3 Alexandra Avenue, West Mersea, Colchester, CO5 8BG's full planning history
You're seeing the shape of it. The report has the substance.
- Every decision — granted, refused or withdrawn (1 on record)
- All 1 application on this property in full, plus 1 notable nearby
- The 7 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
3 Alexandra Avenue valuation sits well clear of the typical sold price in this postcode.
£696,000
Modelled from EPC, postcode comparables and a sale-price growth of 20.2% per year over 2 years.
£617,000
Growth on file: 20.2% per year over 2 years.
Sales timeline
21 September 2017Most recent
£617,000
+40.2%over 1 year20 November 2015
£440,000
Median price across the last 5 sales in CO5 8BG: £670,000 (2025–2021).
Nearby sales in CO5 8BG
6a, Alexandra Avenue, West Mersea, Colchester, CO5 8BG
Sold Aug 2025
£825,00010 Alexandra Avenue, West Mersea, Colchester, CO5 8BG
Sold Jan 2025
£595,0002a, Alexandra Avenue, West Mersea, Colchester, CO5 8BG
Sold Aug 2024
£610,00011 Alexandra Avenue, West Mersea, Colchester, CO5 8BG
Sold Apr 2022
£670,0006 Alexandra Avenue, West Mersea, Colchester, CO5 8BG
Sold Apr 2021
£800,000
Versus other Alexandra Avenue homes
Price per m²
£3,526
Street avg £2,970
Floor Area
175 m²
Street avg 154 m²
Habitable Rooms
6 rooms
Street avg 6 rooms
CO₂ Emissions
6.4 t/year
Street avg 6.2 t/year
Similar properties nearby
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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
0.6 km
Barfield Rd — bus stop.
Closest school
0.6 km
Mersea Island 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
45.8dB

Night-time· 23:00 – 07:00
36.9dB







