Postcode · Llanelli
House prices in SA15 1SL
Every recorded sale in SA15 1SL, what homes sell for now and how prices have moved since 1995.
- Neighbourhood
- Llanelli Bigyn
- Council
- Carmarthenshire
- Region
- Wales
- Neighbourhood population
- 1,647 (2024)
SA15 1SLLlanelli
What homes sell for in SA15 1SL
From HM Land Registry’s record of every residential sale in England and Wales, up to August 2026.
Median price
£142,500
Last 12 months, SA15 1
Change
+13.5%
On the 12 months before
Sales
86
Last 12 months, SA15 1
England & Wales
£291,443
Median, last 12 months
Median price by year in SA15 1
The line shows the yearly median across SA15 1; each dot is an individual sale in SA15 1SL.
SA15 1SA15 1SL
£0
£50k
£100k
£150k
200020052010201520202025
Sales per year
0
100
200
300
19952026
Median by property type, last 12 months
Detached · 4 sales£234,500
Semi-detached · 27 sales£170,000
Terraced · 54 sales£135,000
Sold prices in SA15 1SL
26 sales across 17 addresses, newest first.
23 Upper William Street
Terraced · Freehold
| £125,000 | 22 Apr 2026 |
| £92,000 | 6 Nov 2020 |
| £40,000 | 21 Nov 2005 |
21 Upper William Street
Terraced · Freehold
| £105,000 | 24 Mar 2023 |
| £79,500 | 19 Jun 2015 |
| £51,500 | 30 Aug 2013 |
20 Upper William Street
Terraced · Freehold
| £90,000 | 24 Mar 2023 |
| £77,000 | 18 Dec 2014 |
| £49,000 | 6 Mar 2013 |
29 Upper William Street
Terraced · Freehold
| £125,000 | 6 Jul 2022 |
26 Upper William Street
Other · Freehold
| £43,000 | 13 Apr 2022 |
30 Upper William Street
Semi-detached · Freehold
| £92,500 | 30 Nov 2018 |
| £117,500 | 6 Oct 2008 |
15 Upper William Street
Terraced · Freehold
| £67,000 | 20 Oct 2017 |
17 Upper William Street
Terraced · Freehold
| £57,000 | 27 May 2016 |
13 Upper William Street
Terraced · Leasehold
| £118,000 | 14 Dec 2007 |
| £28,500 | 5 Nov 2002 |
25 Upper William Street
Semi-detached · Freehold
| £90,000 | 16 Feb 2007 |
| £80,000 | 9 Nov 2005 |
18 Upper William Street
Terraced · Freehold
| £61,750 | 21 Oct 2003 |
19 Upper William Street
Terraced · Freehold
| £37,500 | 3 Dec 2001 |
22 Upper William Street
Terraced · Freehold
| £29,500 | 7 Nov 2000 |
24 Upper William Street
Terraced · Freehold
| £27,000 | 7 Jul 2000 |
14 Upper William Street
Terraced · Freehold
| £25,000 | 23 Feb 2000 |
16 Upper William Street
Terraced · Freehold
| £19,500 | 10 Dec 1999 |
28 Upper William Street
Terraced · Freehold
| £35,000 | 23 Oct 1998 |
About this data
Sold prices come from HM Land Registry Price Paid Data for England and Wales, covering residential sales for full market value since 1995. Medians use standard residential sales only. The latest sale in this release is from 28 Aug 2026. Contains HM Land Registry data © Crown copyright and database right, licensed under the Open Government Licence v3.0.