| 2 Penn Gardens, Northampton | - | 76 m² | - |
| 3, Penn Gardens, Northampton | Freehold | 112 m² | £103,950 (2001) |
| 4, Penn Gardens, Northampton | - | 76 m² | - |
| 5 Penn Gardens, Northampton | Freehold | 106 m² | £285,000 (2022) |
| 6, Penn Gardens, Northampton | - | 84 m² | - |
| 7 Penn Gardens, Northampton | Freehold | 66 m² | £84,000 (1999) |
| 8, Penn Gardens, Northampton | Freehold | 68 m² | £250,000 (2017) |
| 11, Penn Gardens, Northampton | Freehold | 77 m² | £315,000 (2025) |
| 14, Penn Gardens, Northampton | Freehold | 129 m² | £111,000 (2000) |
| 15 Penn Gardens, Northampton | Freehold | 82 m² | £58,000 (1995) |
| 19, Penn Gardens, Northampton | Freehold | 91 m² | £187,000 (2013) |
| 20, Penn Gardens, Northampton | Freehold | 74 m² | £190,000 (2014) |
| 24, Penn Gardens, Northampton | Freehold | 101 m² | £272,500 (2020) |
| 27, Penn Gardens, Northampton | Freehold | 118 m² | £138,000 (2003) |
| 28 Penn Gardens, Northampton | Freehold | 99 m² | £390,000 (2024) |
| 30, Penn Gardens, Northampton | Freehold | 76 m² | £288,000 (2020) |
| 31 Penn Gardens, Northampton | Freehold | 144 m² | £398,750 (2018) |
| 33, Penn Gardens, Northampton | Freehold | 102 m² | £282,000 (2017) |
| 34, Penn Gardens, Northampton | Freehold | 89 m² | £155,000 (2003) |
| 36, Penn Gardens, Northampton | Freehold | 127 m² | £215,000 (2012) |
| 37, Penn Gardens, Northampton | Freehold | 113 m² | £290,000 (2020) |
| 40, Penn Gardens, Northampton | Freehold | 108 m² | £93,500 (1997) |
| 41, Penn Gardens, Northampton | Freehold | 85 m² | £265,000 (2020) |
| 42, Penn Gardens, Northampton | Freehold | 75 m² | £250,000 (2020) |
| 43, Penn Gardens, Northampton | Freehold | 88 m² | £258,000 (2017) |
| 44 Penn Gardens, Northampton | Freehold | 110 m² | £297,000 (2018) |
| 49, Penn Gardens, Northampton | Freehold | 128 m² | £129,500 (2002) |