Glan Gyrlais, Station Road, Ystradgynlais, Swansea, SA9 1NZ
About Glan Gyrlais
Glan Gyrlais is a four-bedroom detached house in Ystradgynlais, Swansea, Swansea (SA9 1NZ). It has a recorded floor area of 148 m² (around 1593 sq ft), construction records dating it to 1967-1975 and council tax band F. There is a swimming pool on the plot, uncommon for the area. Other recorded features include notable views, a self-contained annexe and attached land beyond the plot. The latest certificate (June 2024) shows a D (score 65), on the cusp of jumping into the C band. When first surveyed in November 2008 the rating was E, the property has climbed 1 band since. Between certificates, roof efficiency went from Good to Very Good, hot-water efficiency went from Average to Very Good and lighting went from Average to Very Good; while wall efficiency dropped from Good to Average. The recommended improvements would push it to C (score 79).
At 148 m² the property is well over the postcode median (100 m² across 12 EPCs), placing it in the larger end of the local stock. Most recent transfer was January 2025 at £370,000 — fresh data. Across 2009–2025, sale prices on this property compounded at 3.6% per year. On a £-per-square-foot basis, the last sale (£232/sq ft) was about 138.1% above the typical sold price in the postcode.
Know exactly what you're buying at Glan Gyrlais
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
What this property has
Inside
- Bedrooms4
- Bathrooms1
Outside
- Parkingoff_road
- LandYes
- Notable viewsYes
- Swimming poolYes
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Hot water system changed
More low energy lighting installed
Hot water system upgraded
Windows upgraded, improving insulation
Cavity wall insulation installed
Loft insulation upgraded to recommended levels
Solar water heating installed
Planning history
Glan Gyrlais has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
We flagged 1 thing worth checking at Glan Gyrlais
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
30-day money-back guarantee
Sales history & valuation
Latest sale on Glan Gyrlais was the highest on Land Registry record across the postcode.
£374,000
Modelled from EPC, postcode comparables and a sale-price growth of 3.6% per year over 16 years.
£370,000
Growth on file: 3.6% per year over 16 years.
Sales timeline
31 January 2025Most recent
£370,000
+76.2%over 15 years24 February 2009
£210,000
Median price across the last 5 sales in SA9 1NZ: £220,000 (2025–2019).
Nearby sales in SA9 1NZ
3 Cwrt Y Gyrlais, Station Road, Ystradgynlais, Swansea, SA9 1NZ
Sold Jan 2025
£220,00085 Station Road, Ystradgynlais, Swansea, SA9 1NZ
Sold Feb 2024
£175,00067 Station Road, Ystradgynlais, Swansea, SA9 1NZ
Sold Jul 2022
£302,00075 Station Road, Ystradgynlais, Swansea, SA9 1NZ
Sold Aug 2019
£90,00073 Station Road, Ystradgynlais, Swansea, SA9 1NZ
Sold May 2018
£79,950
Everything we know about Glan Gyrlais, 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 Station Road homes
Price per m² for Glan Gyrlais runs comfortably ahead of the street norm.
Price per m²
£2,500
Street avg £1,278
Floor Area
148 m²
Street avg 103 m²
Habitable Rooms
6 rooms
Street avg 5 rooms
CO₂ Emissions
5.6 t/year
Street avg 4.6 t/year
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The neighbourhood at a glance
Crime
6/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Station Road — bus stop.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.