5 Croesffyrdd, Ystradgynlais, Swansea, SA9 1AL
About 5 Croesffyrdd
5 Croesffyrdd is a semi-detached house in Ystradgynlais, Swansea, Swansea (SA9 1AL). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to 1950-1966 and council tax band B. The latest certificate (November 2016) shows a D (score 67), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 84), a 2-band jump.
It lags the bulk of the postcode on energy efficiency (less efficient than 71% of similar EPCs). Across 2018–2022, sale prices on this property compounded at 6.4% per year. Today's modelled estimate of £177,000 is 14.2% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£182/sq ft) was about 133% above the typical sold price in the postcode. Last sale on file: £155,000 in December 2022. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Know exactly what you're buying at 5 Croesffyrdd
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
Launch offer · save £5
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
Recommended upgrades on file would lift this property by multiple EPC bands.
EPC Rating
Planning history
5 Croesffyrdd has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at 5 Croesffyrdd
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
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Sales history & valuation
Latest sale on 5 Croesffyrdd was the highest on Land Registry record across the postcode.
£177,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.4% per year over 5 years.
£155,000
Growth on file: 6.4% per year over 5 years.
Sales timeline
16 December 2022Most recent
£155,000
+34.8%over 4 years28 February 2018
£115,000
Median price across the last 5 sales in SA9 1AL: £106,000 (2021–2011).
Nearby sales in SA9 1AL
8 Croesffyrdd, Ystradgynlais, Swansea, SA9 1AL
Sold Apr 2021
£95,00011 Croesffyrdd, Ystradgynlais, Swansea, SA9 1AL
Sold Oct 2013
£119,0004 Croesffyrdd, Ystradgynlais, Swansea, SA9 1AL
Sold Nov 2012
£60,00010 Croesffyrdd, Ystradgynlais, Swansea, SA9 1AL
Sold Oct 2012
£106,00013 Croesffyrdd, Ystradgynlais, Swansea, SA9 1AL
Sold Dec 2007
£125,000
Everything we know about 5 Croesffyrdd, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Croesffyrdd homes
Price per m² for 5 Croesffyrdd runs comfortably ahead of the street norm.
Price per m²
£1,962
Street avg £938
Floor Area
79 m²
Street avg 91 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
3.2 t/year
Street avg 3.5 t/year
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Post Office — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.