| 1, Tre Ddafydd, Penygroes, Caernarfon | Freehold | 61 m² | £62,000 (2019) |
| 3 Tre Ddafydd, Penygroes, Caernarfon | Freehold | 42 m² | £75,000 (2024) |
| 4 Tre Ddafydd, Penygroes, Caernarfon | - | 66 m² | - |
| 5, Tre Ddafydd, Penygroes, Caernarfon | - | 52 m² | - |
| 6 Tre Ddafydd, Penygroes, Caernarfon | Freehold | 48 m² | £88,500 (2020) |
| 7 Tre Ddafydd, Penygroes, Caernarfon | Freehold | 50 m² | £86,000 (2007) |
| 8, Tre Ddafydd, Penygroes, Caernarfon | Freehold | 52 m² | £62,000 (2011) |
| 9 Tre Ddafydd, Penygroes, Caernarfon | Freehold | 60 m² | £98,000 (2025) |
| 10, Tre Ddafydd, Penygroes, Caernarfon | - | 53 m² | - |
| 11, Tre Ddafydd, Penygroes, Caernarfon | Freehold | 37 m² | £75,000 (2021) |
| 13 Tre Ddafydd, Penygroes, Caernarfon | - | 54 m² | - |
| 14 Tre Ddafydd, Penygroes, Caernarfon | - | 54 m² | - |
| 15, Tre Ddafydd, Penygroes, Caernarfon | Freehold | 49 m² | £82,000 (2022) |
| 16, Tre Ddafydd, Penygroes, Caernarfon | Freehold | 47 m² | £85,000 (2021) |
| 17, Tre Ddafydd, Penygroes, Caernarfon | Freehold | 37 m² | £76,000 (2022) |
| 18, Tre Ddafydd, Penygroes, Caernarfon | Freehold | 46 m² | £18,000 (1995) |
| 21, Tre Ddafydd, Penygroes, Caernarfon | Freehold | 46 m² | £83,000 (2021) |
| 22, Tre Ddafydd, Penygroes, Caernarfon | Freehold | 73 m² | £151,505 (2022) |
| 23, Tre Ddafydd, Penygroes, Caernarfon | Freehold | 58 m² | £65,000 (2015) |
| 24 Tre Ddafydd, Penygroes, Caernarfon | Freehold | 80 m² | £67,500 (2015) |
