18 Ynyswen
SA9 1YS, Ystradgynlais. A freehold semi-detached house.
sold 18 July 2025
▴ 3.3% £5,000 more than it sold for in Oct 2024.
2nd of 6semi-detached house sales on the street, by price
+13%above the typical SA9 semi-detached house
62%of SA9 semi-detached houses sold for less
Against SA9
+£18,000
Above the typical SA9 semi-detached house, £140,000, Sep 2025 to Aug 2026.
SA9 typical
£140,000 This house
£158,000
£140,000 This house
£158,000
£50k£250k
On Ynyswen
2nd of 6
Semi-detached house sales since 2023, by price. The street's typical is £150,000.
This house
£158,000
Street typical
£150,000
Highest sale
£168,000
SA9 by year
£140,000
Typical SA9 semi-detached house in 2026 so far, down 9.7% since 2023.
£155k2023
£144k2024
£150k2025
£140k2026
Resold in SA9
9 of 14 up
SA9 semi-detached houses sold twice since 2023. Typical change +6.1%.
9 sold for more2 unchanged3 sold for less
The house
From its energy certificate, Apr 2024.
Energy ratingD → B
Rooms4
HeatingBoiler
WindowsDouble glazed
Built1950‑1966
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