17 Waun Wen Terrace, Swansea, SA1 1DX
About 17 Waun Wen Terrace
17 Waun Wen Terrace is a mid-terrace house in Swansea (SA1 1DX). It has a recorded floor area of 73 m² (around 786 sq ft), construction records dating it to before 1900 and council tax band B. The latest certificate (October 2024) shows a D (score 67), on the cusp of jumping into the C band. When first surveyed in May 2013 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Good, window efficiency went from Very Poor to Good and lighting went from Average to Very Good. The recommended improvements would lift it to B (score 89), a 2-band jump.
Today's modelled estimate of £132,000 sits 120% above the 2025 sale of £60,000. Most recent transfer was August 2025 at £60,000 — fresh data.
Everything you need to know about 17 Waun Wen Terrace
The true value, the hidden risks and the full sale history, in one report.
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Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Certificate validity
Valid until 24 October 2034
Property Improvements
Changes detected from historical EPC data
Single glazing replaced with double or better glazing
Loft insulation installed or upgraded to 250mm+
Low energy lighting percentage decreased
Window efficiency improved
More low energy lighting installed
Get a survey for this property
Level 3 Building Survey
Because the property was built before 1919, we believe a Level 3 building survey should be considered.
From £820 · Includes VAT
Planning history
17 Waun Wen Terrace has no planning applications on record.
But the area is active
7 notable applications nearby — larger schemes and conversions that could reshape the street. The report maps them all.
Sales history & valuation
17 Waun Wen Terrace valuation sits well clear of the typical sold price in this postcode.
£132,000
Modelled from EPC, postcode comparables.
£60,000
Recorded with HM Land Registry.
Sales timeline
17 August 2025Most recent
£60,000
Median price across the last 5 sales in SA1 1DX: £80,000 (2026–2023).
Nearby sales in SA1 1DX
Versus other Waun Wen Terrace homes
17 Waun Wen Terrace outperforms the street on epc rating by a wide margin.
Price per m²
£822
Street avg £815
Floor Area
73 m²
Street avg 79 m²
Habitable Rooms
3 rooms
Street avg 4 rooms
CO₂ Emissions
2.8 t/year
Street avg 4.8 t/year
Everything you need to know about 17 Waun Wen Terrace
The true value, the hidden risks and the full sale history, in one report.
Pick your report · from £14.99
One time fee only - money back guarantee

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The neighbourhood at a glance
Crime
580/mo
Steady year-on-year across the wider district.
Nearest stop
0.0 km
Zoar Chapel — bus stop.
Go deeper on the local area
A Local Area report breaks down crime, transport links, schools and air quality in depth.






