| 3, St. Stephens Court, Undy, Caldicot | Freehold | 98 m² | £185,000 (2006) |
| 4 St. Stephens Court, Undy, Caldicot | Freehold | 94 m² | £250,000 (2021) |
| 6 St. Stephens Court, Undy, Caldicot | Freehold | 102 m² | £83,000 (1996) |
| 7, St. Stephens Court, Undy, Caldicot | Freehold | 111 m² | £255,000 (2017) |
| 9, St. Stephens Court, Undy, Caldicot | Freehold | 118 m² | £359,950 (2019) |
| 10, St. Stephens Court, Undy, Caldicot | Freehold | 92 m² | £300,000 (2017) |
| 11, St. Stephens Court, Undy, Caldicot | Freehold | 110 m² | £269,950 (2017) |
| 12, St. Stephens Court, Undy, Caldicot | Freehold | 87 m² | £269,950 (2021) |
| 14, St. Stephens Court, Undy, Caldicot | Freehold | 116 m² | £290,000 (2019) |
| 15 St. Stephens Court, Undy, Caldicot | Freehold | 100 m² | £187,500 (2007) |
| 16 St. Stephens Court, Undy, Caldicot | Freehold | 74 m² | £285,000 (2024) |
| 18 St. Stephens Court, Undy, Caldicot | Freehold | 85 m² | £252,000 (2018) |
| 20, St. Stephens Court, Undy, Caldicot | Freehold | 86 m² | £167,000 (2014) |
| 21, St. Stephens Court, Undy, Caldicot | Freehold | 100 m² | £230,000 (2020) |
| 22, St. Stephens Court, Undy, Caldicot | Freehold | 118 m² | £270,000 (2017) |
| 25, St. Stephens Court, Undy, Caldicot | Freehold | 95 m² | £220,000 (2014) |
| 26, St. Stephens Court, Undy, Caldicot | Freehold | 120 m² | £95,000 (1997) |