KiwiSaver monthly data from July onwards is available in an Excel download located on the Datasets for KiwiSaver statistics page
Datasets for KiwiSaver statistics
Number of KiwiSaver members by enrolment method each month
This graph shows the number of active or provisional KiwiSaver members as at the end of each month.

This graph shows 3 lines, plotting increases of active or provisional members who enrolled in KiwiSaver through:
- opting in via provider
- opting in via employer
- being automatically enrolled by employers.
Notes:
- Members who were automatically enrolled have a provisional period of 8 weeks in which they can decide to opt out.
- Enrolment method is the original enrolment method used to join KiwiSaver.
As at June 2023:
- 3.3 million individuals were enrolled in KiwiSaver, 3% more than June 2022
- 1.3 million individuals joined through automatic enrolment, 3% more than June 2022
- 269,188 individuals opted in via employer, 10% more than June 2022
- 1.7 million individuals opted in via provider, 2% more than June 2022.
This data is provided through Excel files located at the bottom of this page, and on the KiwiSaver datasets page.
Number of KiwiSaver members by enrolment method as at 30 June
This graph shows the number of active or provisional KiwiSaver members as at the end of each financial year. They are sorted by the enrolment method they used to join KiwiSaver.

This graph shows 3 lines, plotting increases of active or provisional members who enrolled in KiwiSaver through:
- opting in through a provider
- opting in through an employer
- being automatically enrolled by employers.
The vertical axis of this graph shows the total number of enrolled KiwiSaver members. The horizontal axis shows data from June 2012 to June 2022.
Members who were automatically enrolled have a provisional period of 8 weeks in which they can decide to opt out. Enrolment method is the original enrolment method used to join KiwiSaver.
From April 2020, the definition of the enrolment method has changed.
As at June 2022:
- 3.2 million individuals were enrolled in KiwiSaver, an increase from the 1.9 million in June 2021
- 1.3 million individuals joined through automatic enrolment, an increase from 0.7 million in June 2021
- Almost 250,000 individuals opted in through an employer, 9% more than July 2021
- 1.7 million individuals opted in through a provider, 2% more than July 2021.
This data is provided through Excel files located at the bottom of this page, and on the KiwiSaver datasets page.
The annual data is due to be updated by 30 September.
Percentage change by enrolment method as at 30 June
Period | Auto-enrolled through employer | Opt-in through employer | Opt-in through provider (Active choice) |
---|---|---|---|
Enrolments in the year ended 30-06-2020 | -1.40% | -27.50% | 13.60% |
Enrolments in the year ended 30-06-2021 | 2.30% | 2.30% | 2.30% |
Enrolments in the year ended 30-06-2022 | 2.30% | 8.10% | 2.00% |
Note: All enrolments 1 July 2019 to 30 June 2022.
From April 2020, KiwiSaver information is reported from a new system.
This data is provided through Excel files located on the KiwiSaver datasets page.
Datasets for KiwiSaver statistics
The annual data is due to be updated by 30 September.