| 1, Union Buildings, Llanelli | Freehold | 79 m² | £83,000 (2019) |
| 2, Union Buildings, Llanelli | Freehold | 73 m² | £28,500 (2000) |
| 3, Union Buildings, Llanelli | Freehold | 80 m² | £95,000 (2013) |
| 8, Union Buildings, Llanelli | Freehold | 54 m² | £72,000 (2018) |
| 9 Union Buildings, Llanelli | Freehold | 52 m² | £115,000 (2024) |
| 10, Union Buildings, Llanelli | Freehold | 68 m² | £112,000 (2020) |
| 11 Union Buildings, Llanelli, Llanelli | Freehold | 67 m² | £108,000 (2021) |
| 12 Union Buildings, Llanelli | Freehold | 73 m² | £92,500 (2022) |
| 13 Union Buildings, Llanelli | Freehold | 57 m² | £39,500 (2001) |
| 14, Union Buildings, Llanelli | Freehold | 54 m² | £67,000 (2013) |
| 15 Union Buildings, Llanelli | Freehold | 64 m² | £80,000 (2022) |
| 16, Union Buildings, Llanelli | Freehold | 62 m² | £12,000 (2000) |
| 18, Union Buildings, Llanelli | Freehold | 70 m² | £115,000 (2007) |
| 19 Union Buildings, Llanelli | - | 58 m² | - |
| 21 Union Buildings, Llanelli | Freehold | 68 m² | £30,000 (2003) |
| 23, Union Buildings, Llanelli | Freehold | 62 m² | £145,000 (2022) |
| 25, Union Buildings, Llanelli | Freehold | 129 m² | £79,000 (2007) |
| 27 Union Buildings, Llanelli | Freehold | 72 m² | £55,000 (2002) |
| 31 Union Buildings, Llanelli | Freehold | 63 m² | £135,000 (2025) |
| 33, Union Buildings, Llanelli | Freehold | 63 m² | £95,000 (2020) |
| 37 Union Buildings, Llanelli | Freehold | 67 m² | £145,000 (2022) |
| 39, Union Buildings, Llanelli | Freehold | 59 m² | £65,000 (2004) |