12 Castle Square
SA3 4BJ, Swansea. A freehold terraced house.
sold 21 November 2025
The only sale of this house recorded since January 2023.
3rd of 3terraced house sales on the street, by price
−27%below the typical SA3 terraced house
13%of SA3 terraced houses sold for less
Against SA3
−£77,000
Below the typical SA3 terraced house, £285,000, Sep 2025 to Aug 2026.
SA3 typical
£285,000 This house
£208,000
£285,000 This house
£208,000
£150k£500k
On Castle Square
3rd of 3
Terraced house sales since 2023, by price. The street's typical is £220,000.
This house
£208,000
Street typical
£220,000
Highest sale
£258,000
SA3 by year
£295,000
Typical SA3 terraced house in 2026 so far, up 10.3% since 2023.
£268k2023
£295k2024
£265k2025
£295k2026
Resold in SA3
4 of 6 up
SA3 terraced houses sold twice since 2023. Typical change +11.6%.
4 sold for more2 sold for less
The house
From its energy certificate, Oct 2024.
Energy ratingD → C
Rooms3
HeatingGas boiler
WindowsDouble glazed
Built1900‑1929
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