21 Northgate Street, Colchester, CO1 1EY
About 21 Northgate Street
21 Northgate Street is a semi-detached house in Colchester (CO1 1EY). It has a recorded floor area of 141 m² (around 1518 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (September 2025) shows a D (score 57), a step below the typical UK home. The rating has held steady at D across 3 certificates since July 2013. Between certificates, roof efficiency went from Poor to Average and window efficiency went from Very Poor to Poor. The recommended improvements would push it to C (score 73).
At 141 m² the property is well over the postcode median (65 m² across 32 EPCs), placing it in the larger end of the local stock.
Everything you need to know about 21 Northgate Street
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
EPC Rating
Certificate validity
Valid until 17 September 2035
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
More low energy lighting installed
Single glazing replaced with double or better glazing
Loft insulation installed or upgraded to 250mm+
More low energy lighting installed
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 Northgate Street has no planning applications on record.
But the area is active
24 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
21 Northgate Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£378,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Median price across the last 5 sales in CO1 1EY: £270,000 (2026–2024).
Nearby sales in CO1 1EY
71 Northgate Street, Colchester, CO1 1EY
Sold Feb 2026
£270,00075 Northgate Street, Colchester, CO1 1EY
Sold Apr 2025
£210,00061 Northgate Street, Colchester, CO1 1EY
Sold Mar 2025
£185,00045 Northgate Street, Colchester, CO1 1EY
Sold Nov 2024
£270,00067 Northgate Street, Colchester, CO1 1EY
Sold May 2024
£292,000
Versus other Northgate Street homes
21 Northgate Street outperforms the street on floor area by a wide margin.
EPC Rating
57 (D)
Street avg 54 (E)
Floor Area
141 m²
Street avg 67 m²
CO₂ Emissions
5.3 t/year
Street avg 4.0 t/year
Habitable Rooms
8 rooms
Street avg 4 rooms
Everything you need to know about 21 Northgate Street
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £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
279/mo
Falling year-on-year across the wider district.
Nearest stop
0.2 km
Middleborough — bus stop.
Closest school
0.4 km
The Sixth Form College Colchester. 38 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
51.5dB

Night-time· 23:00 – 07:00
41.0dB






