Upper Flat, 13 Artillery Street, Colchester, CO1 2JJ
About Upper Flat
Upper Flat is a mid-terrace house in Colchester (CO1 2JJ). It has a recorded floor area of 41 m² (around 441 sq ft) and construction records dating it to 1900-1929. The latest certificate (May 2020) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in February 2009 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Average and hot-water efficiency dropped from Good to Poor. The recommended improvements would lift it to B (score 81), a 2-band jump. Main heating runs on electricity.
At 41 m² it sits well below the postcode median (61 m² across 34 EPCs), making it one of the more compact homes locally.
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating system changed
Changed to a more efficient fuel source
Heating controls changed
Hot water system changed
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
More low energy lighting installed
Heating system changed
Changed to a more efficient fuel source
Hot water system changed
Wall insulation improved
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, has no mains gas supply, and has solid (non-cavity) walls, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
Upper Flat 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
Upper Flat has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£140,000
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 2JJ: £213,000 (2025–2020).
Nearby sales in CO1 2JJ
11 Artillery Street, Colchester, CO1 2JJ
Sold Mar 2025
£295,00037 Artillery Street, Colchester, CO1 2JJ
Sold May 2022
£213,00015 Artillery Street, Colchester, CO1 2JJ
Sold Apr 2022
£182,0005 Coalville Mews, Artillery Street, Colchester, CO1 2JJ
Sold Jul 2021
£247,50039 Artillery Street, Colchester, CO1 2JJ
Sold Oct 2020
£177,500
Versus other Artillery Street homes
EPC Rating
63 (D)
Street avg 62 (D)
Floor Area
41 m²
Street avg 55 m²
CO₂ Emissions
2.5 t/year
Street avg 3.0 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Similar properties nearby
7b, Flat 2, Magdalen Street
CO1 2JT
3a, Flat 1, Priory Street
CO1 2PY
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Bentleigh Court, Flat 13, Greenstead Road
CO1 2TL
3a, Flat 2, Priory Street
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Bentleigh Court, Flat 14, Greenstead Road
CO1 2TL
7b, Flat 4, Magdalen Street
CO1 2JT
66b, Flat 3, Barrack Street
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Port Lane — bus stop.
Closest school
0.7 km
St. George's School. 28 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
49.4dB

Night-time· 23:00 – 07:00
38.9dB







