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Get started21a, Colson Close, Winchester, SO23 0EQ
About 21a
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
21a is a semi-detached house in Winchester (SO23 0EQ). It has a recorded floor area of 69 m² (around 743 sq ft) and construction records dating it to 1967-1975. At 69 m² this is the 15th smallest of 16 units on EPC record in the building, where floor areas span 42–74 m². The building's EPC ratings span D to C, with this unit at the top. The latest certificate (April 2017) shows a C (score 72).
At 69 m² the property is well over the postcode median (47 m² across 15 EPCs), placing it in the larger end of the local stock.
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
EPC Rating
A
B
C
C72
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Good
CO2 Emissions
2.3 t/year
Occupancy
Rented
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
21a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
Current estimate
See how we calculated this£261,000
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.
Versus other Colson Close homes
Four headline reads against 15 similar flats on this street, drawn from the latest EPC and Land Registry data.
21a outperforms the street on habitable rooms by a wide margin.
EPC Rating
72 (C)
Street avg 71 (C)
Floor Area
69 m²
Street avg 49 m²
CO₂ Emissions
2.3 t/year
Street avg 2.3 t/year
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the Winchester district page.
Daytime road noise here sits well below conversation level — a quiet pocket of the postcode.
Crime
10/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Road noise across the postcode
Modelled day and night-time noise levels around SO23 0EQ from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
49.5dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 43 points of interest in total.
Beautiful places to visit nearby
Curated scenic spots within reach of this postcode, served by Beautifulplaces.ai. Photography and tagging come from their open dataset.
Common questions
The questions buyers, sellers and homeowners most often ask about 21a, Colson Close, Winchester, SO23 0EQ. Each answer is also embedded as structured data for search engines.