3Y Avg Price
£455,600
6 sales
Properties
28
25 freehold · 3 leasehold
Sales / Year
1.4
5-year average
Avg £/sq ft
£249
£2,682/m²
Rank in SA3
101st
of 303 streets
Last Sale
£425,000
Jun 2026
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
52 total recorded
50 Southerndown Avenue
Detached
£425,000
Jun 2026
11 Southerndown Avenue
Detached
£740,000
Jul 2025
35 Southerndown Avenue
Detached
£348,600
Jan 2025
30 Southerndown Avenue
Detached
£485,000
Oct 2024
34 Southerndown Avenue
Detached
£390,000
Jul 2024
35 Southerndown Avenue
Detached
£345,000
Dec 2023
43 Southerndown Avenue
Detached
£365,000
Feb 2022
50 Southerndown Avenue
Detached
£367,000
Jul 2021
44 Southerndown Avenue
Detached
£405,000
Feb 2021
42 Southerndown Avenue
Detached
£377,500
Nov 2020
Street Rankings — SA3
Streets ranked by 3-year average sale price. Showing positions 97–106 of 303.
| # | Street | 3Y Avg |
|---|---|---|
| 97 | Rotherslade Road | £456,667 |
| 97 | Picket Mead Road | £456,667 |
| 99 | Oakland Road | £456,500 |
| 100 | Woodside Close | £456,250 |
| 101 | Southerndown Avenue | £455,600 |
| 102 | William Gammon Drive | £453,750 |
| 103 | Glyn Crescent | £452,500 |
| 104 | Highpool Lane | £451,667 |
| 105 | Silver Close | £450,000 |
| 106 | Millands Close | £446,333 |
Property Mix
Type
Tenure
EPC Ratings
2 of 28 properties have an EPC record
Avg floor area: 2,530 sq ft (235 m²)
District Context — SA3
SA3 covers the coastal communities of the Gower Peninsula and surrounding areas in Swansea, positioned in south-west Wales. It is characterised by a blend of seaside villages, rural charm, and family-oriented neighbourhoods with strong community appeal.
Average Property Price - SA3
£384,333
64
National percentile
Average Net Household Income - SA3
£42,635
68
National percentile
10-Year Annualised Price Growth - SA3
3.0%
29
National percentile
10-Year Annualised Rent Growth - SA
3.5%
28
National percentile