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123 Colwyn Avenue, Winch Wen, Swansea, SA1 7EN

Property type
Semi-detached
Habitable rooms
3
From EPC
Floor area
46 m²
497 sq ft
Energy rating
C
Score 71
Council tax
Band A
Tenure
Social Rental
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Overview

About 123 Colwyn Avenue

A plain-English summary derived from public records, EPC certificates, sold prices and local data.

123 Colwyn Avenue is a semi-detached house in Winch Wen, Swansea, Swansea (SA1 7EN). It has a recorded floor area of 46 m² (around 497 sq ft), construction records dating it to 1996-2002 and council tax band A. The latest certificate (February 2012) shows a C (score 71). The latest certificate is from February 2012, so improvements made since then won't be reflected.

At 46 m² it sits well below the postcode median (81 m² across 19 EPCs), making it one of the more compact homes locally.

Before you decide

Everything you need to know about 123 Colwyn Avenue

The true value, the hidden risks and the full sale history, in one report.

Larger development activity nearby

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Preview of the full property report

The data behind every report

  • HM Land Registry, source of sold price history
  • Department for Education, source of schools data
  • Police.uk, source of crime statistics
  • Department for Transport, source of stations and transport links
  • Environment Agency, source of flood risk data
  • Department for Environment, Food & Rural Affairs, source of road noise data
  • PlanIt, source of planning application records
Energy

Energy performance

Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.

123 Colwyn Avenue's EPC is over a decade old — improvements since won't be reflected.

EPC Expired

This certificate is over 10 years old and is no longer valid.Expired 27 Feb 2022

Current Certificate
Feb 2012

EPC Rating

A
B
C
C71
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
1.8 t/year
Occupancy
Rented

Certificate validity

Expired on 27 February 2022

New assessment needed to sell or let
SDL Surveying

Get a survey for this property

Level 2 HomeBuyer Report

Late 20th centurySemi-Detached BungalowEPC C

We've checked 10 risk factors against the available data for this property and believe a Level 2 HomeBuyer Report could be a suitable option for you.

From £495 · Includes VAT

Planning

Planning history

Applications and permits filed against 123 Colwyn Avenue, Winch Wen, Swansea, SA1 7EN, sourced from the PlanIt planning register.

123 Colwyn Avenue has no planning applications on record.

3

But the area is active

3 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.

Price

Sales history & valuation

Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.

123 Colwyn Avenue has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.

Current estimate

£134,000

Modelled from EPC, postcode comparables.

See how we calculated this

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 SA1 7EN: £103,000 (2025–2013).

On the street

Versus other Colwyn Avenue homes

Four headline reads against 16 similar houses on this street, drawn from the latest EPC and Land Registry data.

CO₂ Emissions for 123 Colwyn Avenue runs comfortably ahead of the street norm.

EPC Rating

71 (C)

Street avg 62 (D)

Strongly above

Floor Area

46 m²

Street avg 77 m²

Strongly below

CO₂ Emissions

1.8 t/year

Street avg 3.5 t/year

Strongly above

Habitable Rooms

3 rooms

Street avg 5 rooms

Strongly below

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Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£134k

1 Aeron Place, Bonymaen

SA1 7BY

£134k

1 Caerphilly Avenue, Bonymaen

SA1 7HY

£136k

1 Buckingham Road, Bonymaen

SA1 7AL

£137k

1 Bryn Morfa, Winch Wen

SA1 7LH

2 bed1 bath
£130k

1 Carew Place, Winch Wen

SA1 7DX

£129k

1 Carreg Cennen Gardens, Bonymaen

SA1 7DJ

£129k

1 Dartford Drive, Bonymaen

SA1 7DU

£127k

1 Cilgerran Place, Winch Wen

SA1 7EB

Area

The neighbourhood at a glance

A condensed read of the local area. Each tile links through to the full breakdown on the Swansea district page.
Full Swansea report

Crime

580/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Colwyn Avenue Shops — bus stop.

Go deeper on the local area

A Local Area report breaks down crime, transport links, schools and air quality in depth.

FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 123 Colwyn Avenue, Winch Wen, Swansea, SA1 7EN. Each answer is also embedded as structured data for search engines.