18 Minyffordd, Ystalyfera, Swansea, SA9 2ES
About 18 Minyffordd
18 Minyffordd is a semi-detached house in Ystalyfera, Swansea, Swansea (SA9 2ES). It has a recorded floor area of 64 m² (around 689 sq ft), construction records dating it to 1950-1966 and council tax band A. The latest certificate (July 2025) shows a D (score 60), on the cusp of jumping into the C band. When first surveyed in November 2014 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Very Poor to Very Good, hot-water efficiency went from Poor to Good and lighting went from Poor to Good; while window efficiency dropped from Good to Poor. The recommended improvements would push it to C (score 76).
Held since May 2006 — that's 20 years off the open market, well above the local norm. Today's modelled estimate of £129,000 sits 115% above the 2006 sale of £60,000.
Know exactly what you're buying at 18 Minyffordd
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
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Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
Loft insulation upgraded to recommended levels
More low energy lighting installed
Planning history
18 Minyffordd has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
£129,000
Modelled from EPC, postcode comparables.
£60,000
Recorded with HM Land Registry.
Sales timeline
23 May 2006Most recent
£60,000
Median price across the last 3 sales in SA9 2ES: £67,000 (2017–2003).
Everything we know about 18 Minyffordd, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?

Versus other Minyffordd homes
EPC Rating
60 (D)
Street avg 72 (C)
Floor Area
64 m²
Street avg 71 m²
CO₂ Emissions
3.2 t/year
Street avg 3.3 t/year
Habitable Rooms
3 rooms
Street avg 4 rooms
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.1 km
Farteg — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.