2015 | 8 Episodes

Season 1 of Grand Designs New Zealand premiered on October 4, 2015.

2016 | 8 Episodes

Season 2 of Grand Designs New Zealand premiered on September 25, 2016.

2017 | 8 Episodes

Season 3 of Grand Designs New Zealand premiered on September 19, 2017.

2018 | 8 Episodes

Season 4 of Grand Designs New Zealand premiered on October 3, 2018.

2019 | 9 Episodes

Season 5 of Grand Designs New Zealand premiered on September 11, 2019.

2020 | 9 Episodes

Season 6 of Grand Designs New Zealand premiered on September 14, 2020.

2022 | 8 Episodes

Season 7 of Grand Designs New Zealand premiered on October 18, 2022.

2023 | 8 Episodes

Season 8 of Grand Designs New Zealand premiered on October 24, 2023.

2025 | 8 Episodes

Season 9 of Grand Designs New Zealand premiered on April 27, 2025.