| General survey, Highgate, 2025 | General | 2025-09-05 |
| Other survey, Highgate, 2025 | Other | 2025-07-31 |
| Other survey, Highgate, 2025 | Other | 2025-07-31 |
| General survey, Highgate, 2025 | General | 2025-07-31 |
| Subdivision survey, Highgate, 2025 | Subdivision | 2025-05-16 |
| General survey, Highgate, 2025 | General | 2025-05-13 |
| Other survey, Highgate, 2025 | Other | 2025-05-13 |
| Other survey, Highgate, 2025 | Other | 2025-03-12 |
| Subdivision survey, Highgate, 2025 | Subdivision | 2025-01-15 |
| General survey, Highgate, 2024 | General | 2024-10-10 |
| Subdivision survey, Highgate, 2024 | Subdivision | 2024-07-20 |
| Subdivision survey, Highgate, 2024 | Subdivision | 2024-06-27 |
| Boundary Line Adjustment survey, Highgate, 2024 | Boundary Line Adjustment | 2024-05-30 |
| Other survey, Highgate, 2024 | Other | 2024-05-14 |
| Other survey, Highgate, 2024 | Other | 2024-05-14 |
| Subdivision survey, Highgate, 2024 | Subdivision | 2024-04-18 |
| Subdivision survey, Highgate, 2024 | Subdivision | 2024-03-15 |
| Other survey, Highgate, 2024 | Other | 2024-03-08 |
| Other survey, Highgate, 2024 | Other | 2024-02-06 |
| Boundary Line Adjustment survey, Highgate, 2024 | Boundary Line Adjustment | 2024-02-01 |
| General survey, Highgate, 2024 | General | 2024-01-23 |
| Subdivision survey, Highgate, 2023 | Subdivision | 2023-10-23 |
| Boundary Line Adjustment survey, Highgate, 2023 | Boundary Line Adjustment | 2023-10-03 |
| Subdivision survey, Highgate, 2023 | Subdivision | 2023-09-19 |
| Other survey, Highgate, 2023 | Other | 2023-07-13 |
| Subdivision survey, Highgate, 2022 | Subdivision | 2022-12-20 |
| Subdivision survey, Highgate, 2022 | Subdivision | 2022-09-20 |
| Subdivision survey, Highgate, 2022 | Subdivision | 2022-07-21 |
| Subdivision survey, Highgate, 2022 | Subdivision | 2022-07-19 |
| Subdivision survey, Highgate, 2021 | Subdivision | 2021-06-01 |
| General survey, Highgate, 2021 | General | 2021-03-08 |
| Subdivision survey, Highgate, 2020 | Subdivision | 2020-12-28 |
| General survey, Highgate, 2020 | General | 2020-12-08 |
| General survey, Highgate, 2020 | General | 2020-12-08 |
| General survey, Highgate, 2020 | General | 2020-12-08 |
| Subdivision survey, Highgate, 2020 | Subdivision | 2020-11-18 |
| Subdivision survey, Highgate, 2020 | Subdivision | 2020-03-18 |
| Subdivision survey, Highgate, 2020 | Subdivision | 2020-03-13 |
| Subdivision survey, Highgate, 2019 | Subdivision | 2019-10-10 |
| General survey, Highgate, 2018 | General | 2018-06-28 |
| Subdivision survey, Highgate, 2017 | Subdivision | 2017-04-20 |
| Subdivision survey, Highgate, 2017 | Subdivision | 2017-04-20 |
| Subdivision survey, Highgate, 2017 | Subdivision | 2017-02-22 |
| Boundary Line Adjustment survey, Highgate, 2017 | Boundary Line Adjustment | 2017-01-26 |
| Boundary Line Adjustment survey, Highgate, 2015 | Boundary Line Adjustment | 2015-11-11 |
| Subdivision survey, Highgate, 2008 | Subdivision | 2008-12-08 |
| Subdivision survey, Highgate, 2008 | Subdivision | 2008-06-25 |
| Other survey, Highgate, 1995 | Other | 1995-01-01 |
| Other survey, Highgate, 1993 | Other | 1993-07-01 |
| Other survey, Highgate, 1993 | Other | 1993-07-01 |