| 1 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 68 m² | £125,000 (2022) |
| 2 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £125,000 (2022) |
| 3 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 68 m² | £130,000 (2022) |
| 4 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £130,000 (2021) |
| 5 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 68 m² | £140,000 (2022) |
| 6 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £140,000 (2022) |
| 7 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 68 m² | £150,000 (2022) |
| 8 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £150,000 (2022) |
| 9 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 112 m² | £225,000 (2022) |
| 10 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 120 m² | £225,000 (2022) |
| 11 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 90 m² | £195,000 (2021) |
| 12 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £160,000 (2020) |
| 13 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 90 m² | £200,000 (2018) |
| 14 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £165,000 (2021) |
| 15 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 90 m² | £210,000 (2017) |
| 16 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £170,000 (2019) |
| 17 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 90 m² | £199,000 (2021) |
| 18 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £195,000 (2017) |
| 19 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 139 m² | £300,000 (2019) |
| 20 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 112 m² | £245,000 (2017) |
| 21 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £160,000 (2022) |
| 22 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £160,000 (2022) |
| 23 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £170,000 (2020) |
| 24 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £165,000 (2018) |
| 25 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £170,000 (2022) |
| 26 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £173,000 (2017) |
| 27 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £165,000 (2021) |
| 28 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 67 m² | £170,000 (2021) |
| 29 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 112 m² | £230,000 (2021) |
| 30 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 106 m² | £235,000 (2022) |
| 31 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 95 m² | £225,000 (2020) |
| 32 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 68 m² | £185,000 (2019) |
| 33 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 95 m² | £200,000 (2016) |
| 34 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 68 m² | £180,000 (2023) |
| 35 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 95 m² | £215,000 (2016) |
| 36 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 68 m² | £175,000 (2015) |
| 37 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 95 m² | £220,000 (2015) |
| 38 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 68 m² | £150,000 (2022) |
| 39 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 153 m² | £340,000 (2016) |
| 40 Mansion House, Fleet Avenue, Hartlepool | Leasehold | 112 m² | £265,000 (2018) |