21 Beaconsfield Avenue, Colchester, CO3 3DH
About 21 Beaconsfield Avenue
21 Beaconsfield Avenue is a three-bedroom mid-terrace house in Colchester (CO3 3DH). It has a recorded floor area of 68 m² (around 732 sq ft), construction records dating it to 1900-1929 and council tax band C. The latest certificate (September 2025) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in October 2015 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Poor to Average and lighting went from Poor to Good. The recommended improvements would lift it to B (score 82), a 2-band jump.
9 years since the last transfer (September 2017). Across the public record there are 4 sales, relatively high churn for a single property. One planning record on file: an extension approved in 2016. Past consents include an extension, meaningful when judging how the property has evolved. Across 1996–2017, sale prices on this property compounded at 7.7% per year. Today's modelled estimate of £309,000 is 16.6% above the 2017 sale price. On a £-per-square-foot basis, the last sale (£362/sq ft) was about 75% above the typical sold price in the postcode. At 68 m² it's 26.9% smaller than the typical home in the postcode (93 m² median across 16 EPCs).
What this property has
Inside
- Bedrooms3
- Bathrooms1
- Open-plan layoutYes
- Dining roomYes
Outside
- Private gardenRear
- ParkingOff street
Building
- RefurbishedYes
Everything you need to know about 21 Beaconsfield Avenue
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Window efficiency improved
Wall insulation improved
Roof insulation improved
More low energy lighting installed
Heating controls upgraded for better temperature management
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919 and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £955 · Includes VAT
Planning history
21 Beaconsfield Avenue has an approved single-storey rear extension on the planning record.
1 application on record at 21 Beaconsfield Avenue, Colchester, CO3 3DH
- Oct 2016ExtensionFullOutcome in report
Extension: Single storey · Rear of property
Application for householder notification for a proposed single storey rear extension measuring 5.8 metres, 2.6 high & 2.5 height of the eaves.
- Documents
- 3 docs on file
- Reference
- 162237
Unlock 21 Beaconsfield Avenue, Colchester, CO3 3DH'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 10 notable nearby
- The 3 documents, officer reports & conditions
- What the pattern means for extending or converting here
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Sales history & valuation
Price for 21 Beaconsfield Avenue has grown more than fourfold since the 1996 starting point.
£309,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.7% per year over 21 years.
£265,000
Growth on file: 7.7% per year over 21 years.
Sales timeline
21 September 2017Most recent
£265,000
+17.8%over 1 year16 June 2016
£225,000
+21.6%30 March 2016
£185,000
+242.6%over 19 years16 May 1996
£54,000
Median price across the last 5 sales in CO3 3DH: £407,000 (2025–2021).
Nearby sales in CO3 3DH
45 Beaconsfield Avenue, Colchester, CO3 3DH
Sold Sept 2025
£250,0003 Beaconsfield Avenue, Colchester, CO3 3DH
Sold Dec 2024
£475,00025 Beaconsfield Avenue, Colchester, CO3 3DH
Sold Jul 2024
£565,00019 Beaconsfield Avenue, Colchester, CO3 3DH
Sold Jun 2021
£259,10047 Beaconsfield Avenue, Colchester, CO3 3DH
Sold Feb 2021
£307,000
Versus other Beaconsfield Avenue homes
Floor Area for 21 Beaconsfield Avenue lags the street by a wide margin.
Price per m²
£3,897
Street avg £2,924
Floor Area
68 m²
Street avg 105 m²
Habitable Rooms
5 rooms
Street avg 6 rooms
CO₂ Emissions
2.7 t/year
Street avg 6.7 t/year
Everything you need to know about 21 Beaconsfield Avenue
The true value, the hidden risks and the full sale history, in one report.
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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 Court — bus stop.
Closest school
0.4 km
Colchester Royal Grammar School. 33 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
52.0dB

Night-time· 23:00 – 07:00
42.4dB






