Model valuation£417,0008 Busby Close
Local market context
21 Gwynedd Gardens, Townhill, Swansea, SA1 6LQ
Property type
Mid terrace
Habitable rooms
4
From EPC
Floor area
70 m²
753 sq ft
Energy rating
C
Score 74
Council tax
Band A
Tenure
Social Rental
About 21 Gwynedd Gardens
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
21 Gwynedd Gardens is a mid-terrace house in Townhill, Swansea, Swansea (SA1 6LQ). It has a recorded floor area of 70 m² (around 753 sq ft), construction records dating it to 1930-1949 and council tax band A. The latest certificate (June 2026) shows a C (score 74). The rating has held steady at C across 2 certificates since January 2016. Between certificates, lighting went from Very Poor to Very Good; while window efficiency dropped from Good to Poor. The recommended improvements would push it to B (score 81). This certificate was lodged in the last six months, so the rating reflects current condition.
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Everything you need to know about 21 Gwynedd Gardens
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Signs of HMO activity in the area
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The data behind every report
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
The EPC has just been inspected, so the rating reflects current condition.
Current Certificate(1 of 2)
Jun 2026
EPC Rating
A
B
C
C74
D
E
F
G
Main Heating
Gas
Main Fuel
Gas
Hot Water
Good
Windows
Poor
CO2 Emissions
1.8 t/year
Occupancy
Rented
Certificate validity
Valid until 15 June 2036
Property Improvements
Changes detected from historical EPC data
Jun 2026from Jan 2016
Low Energy Lighting
0%100%
More low energy lighting installed
Get a survey for this property
Level 2 HomeBuyer Report
Early 20th centuryMid-Terrace HouseEPC C
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Planning history
Applications and permits filed against 21 Gwynedd Gardens, Townhill, Swansea, SA1 6LQ, sourced from the PlanIt planning register.
21 Gwynedd Gardens has no planning applications on record.
61
But the area is active
61 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
21 Gwynedd Gardens 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£112,000
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 SA1 6LQ: £72,500 (2023–2008).
Nearby sales in SA1 6LQ
30 Gwynedd Gardens, Townhill, Swansea, SA1 6LQ
Sold Mar 2023
£117,5008 Gwynedd Gardens, Townhill, Swansea, SA1 6LQ
Sold Aug 2022
£120,0007 Gwynedd Gardens, Townhill, Swansea, SA1 6LQ
Sold Jan 2022
£72,50032 Gwynedd Gardens, Townhill, Swansea, SA1 6LQ
Sold Sept 2009
£72,00026 Gwynedd Gardens, Townhill, Swansea, SA1 6LQ
Sold Aug 2008
£55,000
Versus other Gwynedd Gardens homes
Four headline reads against 18 similar houses on this street, drawn from the latest EPC and Land Registry data.
21 Gwynedd Gardens outperforms the street on epc rating by a wide margin.
EPC Rating
74 (C)
Street avg 63 (D)
Floor Area
70 m²
Street avg 71 m²
CO₂ Emissions
1.8 t/year
Street avg 3.2 t/year
Habitable Rooms
4 rooms
Street avg 4 rooms
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Start your researchSimilar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
£113k
1 Branwen Gardens, Mayhill
SA1 6UP
£122k
1 Cadwaladr Circle, Mayhill
SA1 6UB
£125k
1 Alun Road, Mayhill
SA1 6UE
£125k
1 Bryn Syfi Terrace
SA1 6XN
£127k
1 2, Flat 5, St James Crescent
SA1 6DZ
Flat
£128k
1 2, Flat 3, Brooklands Terrace
SA1 6BS
Flat
£129k
1 2, Flat 4, St James Crescent
SA1 6DZ
Flat
£130k
1 Bryn Y Don Road
SA1 6YA
2 bed1 bath
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.
Crime
580/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Townhill Road — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.
Common questions
The questions buyers, sellers and homeowners most often ask about 21 Gwynedd Gardens, Townhill, Swansea, SA1 6LQ. Each answer is also embedded as structured data for search engines.