| 1, Sullivan Close, Penarth | Freehold | 92 m² | £215,000 (2014) |
| 3, Sullivan Close, Penarth | Freehold | 96 m² | £300,000 (2019) |
| 4, Sullivan Close, Penarth | Freehold | 98 m² | £233,000 (2016) |
| 7, Sullivan Close, Penarth | Freehold | 124 m² | £152,000 (2009) |
| 8, Sullivan Close, Penarth | Freehold | 119 m² | £278,000 (2019) |
| 13, Sullivan Close, Penarth | Freehold | 118 m² | £217,000 (2013) |
| 14 Sullivan Close, Penarth | - | 190 m² | - |
| 16, Sullivan Close, Penarth | Freehold | 98 m² | £175,000 (2008) |
| 17 Sullivan Close, Penarth | Freehold | 90 m² | £315,000 (2026) |
| 18, Sullivan Close, Penarth | Freehold | 88 m² | £170,000 (2011) |
| 20 Sullivan Close, Penarth | Freehold | 90 m² | £382,500 (2025) |
| 21 Sullivan Close, Penarth | Freehold | 89 m² | £379,950 (2025) |
| 25 Sullivan Close, Penarth | Freehold | 97 m² | £315,000 (2024) |
| 27 Sullivan Close, Penarth | - | 102 m² | - |
| 37, Sullivan Close, Penarth | Freehold | 88 m² | £70,000 (2001) |
| 39, Sullivan Close, Penarth | Freehold | 107 m² | £149,500 (2011) |
| 41, Sullivan Close, Penarth | - | 88 m² | - |
| 45 Sullivan Close, Penarth | Freehold | 113 m² | £195,000 (2012) |
| 47 Sullivan Close, Penarth | Freehold | 99 m² | £380,000 (2023) |
| 49, Sullivan Close, Penarth | - | 89 m² | - |
| 53, Sullivan Close, Penarth | Freehold | 100 m² | £315,000 (2020) |
| 55 Sullivan Close, Penarth | Freehold | 81 m² | £296,500 (2025) |
