6a, Basement Flat, Alexandra Road, Colchester, CO3 3DB
About 6a
6a is a semi-detached house in Colchester (CO3 3DB). It has a recorded floor area of 55 m² (around 592 sq ft) and construction records dating it to 1930-1949. The latest certificate (May 2025) shows a C (score 79), near the top of the C band. The rating has held steady at C across 3 certificates since February 2014.
Held since August 2006 — that's 20 years off the open market, well above the local norm. Today's modelled estimate of £145,000 sits 263.8% above the 2006 sale of £39,856. On a £-per-square-foot basis, the last sale (£67/sq ft) was about 63.5% below the postcode norm. Its energy rating outperforms most of the postcode (better than 85% of similar EPCs).
Everything you need to know about 6a
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
6a's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Low energy lighting percentage decreased
Wall insulation 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 £820 · Includes VAT
Planning history
6a has no planning applications on record.
But the area is active
10 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
6a's estimated value is more than triple its earliest registered sale price (2006).
£145,000
Modelled from EPC, postcode comparables.
£39,856
Recorded with HM Land Registry.
Sales timeline
15 August 2006Most recent
£39,856
Median price across the last 5 sales in CO3 3DB: £138,000 (2025–2020).
Nearby sales in CO3 3DB
1b, Alexandra Road, Colchester, CO3 3DB
Sold Sept 2025
£120,0009 Alexandra Road, Colchester, CO3 3DB
Sold Aug 2025
£240,0008 Alexandra Road, Colchester, CO3 3DB
Sold Sept 2024
£270,0001a, Alexandra Road, Colchester, CO3 3DB
Sold Jun 2021
£138,000Top Floor Flat, 17 Alexandra Road, Colchester, CO3 3DB
Sold Apr 2020
£70,000
Versus other Alexandra Road homes
On price per m², 6a runs well behind the street norm.
Price per m²
£725
Street avg £2,361
Floor Area
55 m²
Street avg 46 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
CO₂ Emissions
1.3 t/year
Street avg 2.8 t/year
Everything you need to know about 6a
The true value, the hidden risks and the full sale history, in one report.
Pick your report · every report is £14.99
One time fee only - money back guarantee

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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Maldon Road — bus stop.
Closest school
0.4 km
St John's Green Primary School. 34 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
52.2dB

Night-time· 23:00 – 07:00
42.4dB






