| 1, Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 65 m² | £95,000 (1999) |
| 1A, Nash Close, Welham Green, North Mymms, Hatfield | - | 89 m² | - |
| 2, Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 54 m² | £337,500 (2020) |
| 3, Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 55 m² | £220,500 (2011) |
| 5, Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 54 m² | £420,000 (2021) |
| 7, Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 41 m² | £163,500 (2010) |
| 8, Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 55 m² | £315,000 (2017) |
| 9 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 44 m² | £95,500 (2002) |
| 10 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 42 m² | £158,000 (2013) |
| 11, Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 84 m² | £420,000 (2018) |
| 12, Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 50 m² | £375,000 (2017) |
| 13, Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 43 m² | £117,500 (2002) |
| 14, Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 42 m² | £117,000 (2003) |
| 15, Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 32 m² | £91,000 (2012) |
| 16 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 33 m² | £190,000 (2025) |
| 17 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 33 m² | £55,500 (2000) |
| 18 Nash Close, Welham Green, North Mymms, Hatfield | - | 32 m² | - |
| 19 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 33 m² | £182,000 (2022) |
| 21 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 36 m² | £47,000 (2000) |
| 22 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 33 m² | £112,500 (2010) |
| 23 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 33 m² | £167,500 (2023) |
| 24 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 33 m² | £182,000 (2021) |
| 25, Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 33 m² | £114,000 (2010) |
| 26 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 32 m² | £106,000 (2006) |
| 27 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 33 m² | £122,500 (2014) |
| 28, Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 32 m² | £115,000 (2004) |
| 29 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 33 m² | £158,000 (2018) |
| 30 Nash Close, Welham Green, Hatfield, Hatfield | Leasehold | 33 m² | £114,500 (2013) |
| 31 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 43 m² | £198,000 (2022) |
| 32, Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 45 m² | £232,500 (2023) |
| 34 Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 57 m² | £347,500 (2017) |
| 36, Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 42 m² | £245,000 (2023) |
| 37 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 64 m² | £60,000 (2002) |
| 38 Nash Close, Welham Green, Hatfield, Hatfield | Leasehold | 32 m² | £100,500 (2012) |
| 40 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 32 m² | £40,000 (1998) |
| 41 Nash Close, Welham Green, North Mymms, Hatfield | - | 32 m² | - |
| 42, Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 33 m² | £58,250 (2001) |
| 43 Nash Close, Welham Green, North Mymms, Hatfield | - | 33 m² | - |
| 44, Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 33 m² | £100,000 (2006) |
| 45, Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 33 m² | £197,500 (2018) |
| 46 Nash Close, Welham Green, North Mymms, Hatfield | Leasehold | 42 m² | £160,000 (2015) |
| 47, Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 67 m² | £265,000 (2014) |
| 48, Nash Close, Welham Green, North Mymms, Hatfield | - | 58 m² | - |
| 50, Nash Close, Welham Green, North Mymms, Hatfield | - | 65 m² | - |
| 51 Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 110 m² | £249,500 (2008) |
| 52 Nash Close, Welham Green | Freehold | 72 m² | £420,000 (2023) |
| 53, Nash Close, Welham Green, North Mymms, Hatfield | - | 55 m² | - |
| 54, Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 56 m² | £315,000 (2017) |
| 55, Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 56 m² | £300,950 (2016) |
| 56 Nash Close, Welham Green, Hatfield, Hatfield | Freehold | 84 m² | £242,500 (2012) |
| 58 Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 55 m² | £372,500 (2024) |
| 59 Nash Close, Welham Green, North Mymms, Hatfield | Freehold | 56 m² | £450,000 (2023) |