« Sold prices in Swansea

Sold prices on William Street, Swansea

33 recorded sales · 25 properties · 2015–2025

Homes on William Street, Swansea have a median sold price of £144,600 across 33 recorded sales since 2015. Terraced homes are the most common here, at a median of £142,300. That's 48% below the England & Wales average of around £280,000. Within Swansea as a whole it is 16% below the town’s average sold price across all recorded sales of £190,578. The most recent sale was £163,000 in Dec 2025; the highest on record was £322,500 in 2024. Recorded prices are roughly up 57% between the earliest and most recent sales.
£144,600
Median sold price
£160,771
Average
£38,000–£322,500
Range
33
Sales recorded

By property type

TypeMedianSales
Terraced£142,30024
Semi-detached£92,5003
Detached£235,0003

Sold prices by year on William Street

YearMedianSales
2015£93,0006
2016£215,0004
2017£126,7004
2018£190,0003
2020£140,0003
2021£265,0003
2025£163,0003

William Street falls in postcode districts SA1, SA3, SA8, SA9 — see sold prices across the wider area.

Properties on William Street

£163,000
26, WILLIAM STREET, SWANSEA, POWYS, SA9 1AT
TerracedDec 2025
£209,950
2, WILLIAM STREET, SWANSEA, POWYS, SA9 1AT
Semi-detachedJul 2025
£140,000
ERW LAS, 5, WILLIAM STREET, SWANSEA, POWYS, SA9 1AT
TerracedMay 2025
£322,500
7, WILLIAM STREET, SWANSEA, SA3 4LJ
TerracedOct 2024
£70,000
2, WILLIAM STREET, SWANSEA, SA3 4LJ
TerracedApr 2024
£125,000
20, WILLIAM STREET, SWANSEA, POWYS, SA9 1AT
TerracedDec 2023
£144,600
34, WILLIAM STREET, SWANSEA, SA1 3QS
TerracedMar 2023
£147,000
32, WILLIAM STREET, SWANSEA, SA1 3QS
TerracedJul 2022
£290,000
9, WILLIAM STREET, SWANSEA, SA3 4LJ
TerracedJul 2021
£265,000
18, WILLIAM STREET, SWANSEA, SA3 4LJ
DetachedJun 2021
£127,000
15, WILLIAM STREET, SWANSEA, POWYS, SA9 1AT
TerracedMar 2021
£254,500
11, WILLIAM STREET, SWANSEA, SA3 4LJ
TerracedDec 2020
£140,000
44, WILLIAM STREET, SWANSEA, SA1 3QS
TerracedSept 2020
£235,000
TY GARDD, WILLIAM STREET, SWANSEA, POWYS, SA9 1AT
DetachedNov 2019
£85,000
3, WILLIAM STREET, SWANSEA, POWYS, SA9 1AT
TerracedApr 2019
£120,000
33, WILLIAM STREET, SWANSEA, SA1 3QS
OtherJun 2018
£217,000
5, WILLIAM STREET, SWANSEA, SA3 4LJ
TerracedApr 2018
£145,000
41, WILLIAM STREET, SWANSEA, SA1 3QS
TerracedDec 2017
£138,450
15, WILLIAM STREET, SWANSEA, SA1 3QS
TerracedDec 2017
£114,950
16, WILLIAM STREET, SWANSEA, SA1 3QS
TerracedOct 2017
£50,000
1, WILLIAM STREET, SWANSEA, NEATH PORT TALBOT, SA8 4DJ
Semi-detachedFeb 2017
£215,000
14, WILLIAM STREET, SWANSEA, SA3 4LJ
TerracedJan 2016
£92,500
24, WILLIAM STREET, SWANSEA, SA1 3QS
Semi-detachedDec 2015
£84,000
22, WILLIAM STREET, SWANSEA, POWYS, SA9 1AT
TerracedSept 2015
£73,000
21, WILLIAM STREET, SWANSEA, POWYS, SA9 1AT
TerracedJul 2015

Other streets in Swansea

How these figures are calculated. Every sale on this page is a completed transaction from HM Land Registry Price Paid data, registered between 2015 and 2025. We show the median rather than the average wherever there are enough sales, so one unusually high or low sale doesn’t distort the picture. Sales take time to be registered, so the most recent months are provisional. Prices are as recorded and are not adjusted for inflation; a street’s figures reflect the mix of what actually sold there.