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3 Lewis Avenue, Cwmllynfell, Swansea, SA9 2GR

Property type
Semi-detached
Habitable rooms
5
From EPC
Floor area
91 m²
980 sq ft
Energy rating
F
Score 35
Council tax
Band B
Tenure
Owner Occupied
Overview

About 3 Lewis Avenue

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

3 Lewis Avenue is a semi-detached house in Cwmllynfell, Swansea, Swansea (SA9 2GR). It has a recorded floor area of 91 m² (around 980 sq ft), construction records dating it to 1900-1929 and council tax band B. The latest certificate (July 2025) shows an F (score 35), near the bottom of the EPC scale. When first surveyed in January 2014 the rating was G, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good and roof efficiency went from Very Poor to Very Good. The recommended improvements would lift it to C (score 71), a 3-band jump. Main heating runs on electricity.

At 91 m² it's 15.7% smaller than the typical home in the postcode (108 m² median across 7 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 86% of similar EPCs).

Before you offer

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Valuation

against the asking price

Risks

planning & flood

Sold prices

similar homes nearby

Trends

the local market

Energy

Energy performance

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

3 Lewis Avenue's carbon output runs well above what efficient homes in the postcode produce.

Current Certificate(1 of 2)
Jul 2025

EPC Rating

A
B
C
D
E
F
F35
G
Main Heating
Electric & Gas
Main Fuel
Electric
Hot Water
Very Poor
Windows
Very Poor
CO2 Emissions
8.7 t/year
Occupancy
Owner Occupied

Property Improvements

Changes detected from historical EPC data

Jul 2025from Jan 2014
EPC improved fromG1toF35
Heating System
Storage HeatersGas Boiler

Replaced storage heaters with gas boiler

Walls
Very PoorGood

Wall insulation improved

Roof Insulation
UninsulatedWell Insulated

Loft insulation installed or upgraded to 250mm+

Planning

Planning history

Applications and permits filed against 3 Lewis Avenue, Cwmllynfell, Swansea, SA9 2GR, sourced from the PlanIt planning register.

3 Lewis Avenue has no planning applications on record.

The full report still covers planning activity across the surrounding area.

Price

Sales history & valuation

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

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

Current estimate

£176,000

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 SA9 2GR: £70,000 (2025–2013).

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What it's really worth, what could be wrong, and the planning, sales and area data in full.

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On the street

Versus other Lewis Avenue homes

Four headline reads against 7 similar houses on this street, drawn from the latest EPC and Land Registry data.

EPC Rating for 3 Lewis Avenue lags the street by a wide margin.

EPC Rating

35 (F)

Street avg 55 (D)

Strongly below

Floor Area

91 m²

Street avg 128 m²

Strongly below

CO₂ Emissions

8.7 t/year

Street avg 8.4 t/year

Below

Habitable Rooms

5 rooms

Street avg 5 rooms

Below
Comparables

Similar properties nearby

A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£178k

1 Cadfan Villas, Swanfield, Ystalyfera

SA9 2JE

3 bed1 bath
£171k

1 Carreg Yr Afon, Godrergraig

SA9 2DR

2 bed1 bath
£182k

1 Dan Y Graig Cottages, Felinfach, Ystradowen

SA9 2XT

3 bed1 bath
£196k

1 Brynheulog Terrace, New Road, Cwmllynfell

SA9 2FD

£155k

1 Caedu Road, Cwmllynfell

SA9 2FQ

3 bed
£201k

1 Ffordd Glandwr, Ystalyfera

SA9 2ER

4 bed1 bath
£147k

1 Deeley Road, Ystalyfera

SA9 2LW

£140k

1 Bethel Road, Lower Cwmtwrch

SA9 2PS

3 bed1 bath
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

6/mo

Steady year-on-year across the wider district.

Nearest stop

0.1 km

Cwmllynfell Post Office — bus stop.

Go deeper on the local area

The full report breaks down crime, transport links, schools and air quality in depth.

Map

Everything within walking distance

Schools, transport stops and scenic spots near this property — 24 points of interest in total.
FAQ

Common questions

The questions buyers, sellers and homeowners most often ask about 3 Lewis Avenue, Cwmllynfell, Swansea, SA9 2GR. Each answer is also embedded as structured data for search engines.