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KiwiSaver total funds under management (FUM) & average member balance (10-year nominal & real growth)
Ticker:
kiwisaver-total-fum-balance • Observation Period: Year ended 31 March 2026 (Period End: 2026-03-31) • Last Checked: 10 November 2026 • Creator: Andy PalliserAlso known as: FMA KiwiSaver Annual Report total FUM & official average balance per member
As at 31 March 2026, total KiwiSaver funds under management reached $138.8B across 3.44 million members, with an average member balance of $40,340—up +213.9% (+12.1%/yr) from $12,852 in 2016 (+134.8%, or +8.9%/yr, after CPI inflation).
Official dataFMA KiwiSaver Annual Report 2026 (year ended 31 March 2026, published 10 September 2026): Official average member balance = $40,340; Total FUM = $138.8B across 3.44m members (vs $12,852 / $33.8B in March 2016).
HLF calculation
Nominal 10Y: ($40,340 − $12,852) ÷ $12,852 = +213.9% (+12.1%/yr) | Real 10Y (÷1.337 CPI): ($40,340 ÷ $17,183) − 1 = +134.8% (+8.9%/yr)HLF interpretationHLF market context: The FMA's published average member balance ($40,340) is calculated across all 3.44 million enrolled KiwiSaver accounts—which includes children, non-contributing members, and members who have recently withdrawn funds for a first home.
Cite as: HLF Pulse, Home Loan Factory. "KiwiSaver total funds under management (FUM) & average member balance (10-year nominal & real growth)," Year ended 31 March 2026. Derived by HLF from Financial Markets Authority (FMA) KiwiSaver Annual Report & RBNZ Managed Funds Survey. https://pulse-data.homeloanfactory.co.nz/kiwisaver-total-fum-balance/ (checked 10 November 2026). CC BY 4.0.
Created by Andy Palliser
Creator of HLF Pulse
Mortgage & KiwiSaver Adviser · Home Loan Factory (Andrew Jonathan Palliser, FSP1004725) • Published by HLF (Home Loan Factory)
Data Dictionary Specification (4-Field Date Standard)
| Name | KiwiSaver total funds under management (FUM) & average member balance (10-year nominal & real growth) |
|---|---|
| Ticker | kiwisaver-total-fum-balance |
| Also known as | FMA KiwiSaver Annual Report total FUM & official average balance per member |
| Creator & Publisher | Created by Andy Palliser (Andrew Jonathan Palliser, FSP1004725) • Published by HLF (Home Loan Factory) |
| Official source & series | FMA & RBNZ (Financial Markets Authority (FMA) KiwiSaver Annual Report & RBNZ Managed Funds Survey) • Series IDs: FMA Annual KiwiSaver Total FUM, Enrolled Member Count & Published Average Balance |
| Frequency | Annual |
| 1. Observation period | Year ended 31 March 2026 (YYYY-MM code: 2026-03) — when the underlying statistic relates to |
| 2. Period end | 2026-03-31 — final calendar date covered by the observation period |
| 3. Source publication date | 2026-09-10 (10 September 2026 — FMA KiwiSaver Annual Report 2026 release) — when the original organisation released this dataset |
| 4. Last checked | 10 November 2026 (2026-11-10) — when HLF last verified the official source |
| Definition | Total funds under management (FUM) across all New Zealand KiwiSaver schemes, total enrolled members, and the FMA's officially published average balance per member ($40,340 as at 31 March 2026), alongside HLF-calculated 10-year nominal and CPI inflation-adjusted (real) growth rates. |
| Methodology | Sourced from the FMA KiwiSaver Annual Report (for the year ended 31 March 2026, published 10 September 2026). Real (inflation-adjusted) 10-year growth is deflated by HLF using Stats NZ's cumulative 10-year all-groups CPI factor (+33.7% / 1.337x from March 2016 to March 2026). |
| Current value | $40,340 official FMA avg balance ($138.8B FUM across 3.44m members) |
| Comparison / Prior period | 2016 avg: $12,852 ($17,183 in 2026 CPI-adjusted NZD) | 2025 avg: $36,420 • 10Y Nominal: +213.9% (+12.1%/yr) | 10Y Real (CPI-adjusted): +134.8% (+8.9%/yr) |
| Official data | FMA KiwiSaver Annual Report 2026 (year ended 31 March 2026, published 10 September 2026): Official average member balance = $40,340; Total FUM = $138.8B across 3.44m members (vs $12,852 / $33.8B in March 2016). |
| HLF calculation | Nominal 10Y: ($40,340 − $12,852) ÷ $12,852 = +213.9% (+12.1%/yr) | Real 10Y (÷1.337 CPI): ($40,340 ÷ $17,183) − 1 = +134.8% (+8.9%/yr)Formula: Official FMA Average Balance = $40,340; 10Y Nominal Growth = ($40,340 − $12,852) ÷ $12,852 = +213.9% (+12.1% p.a.); 10Y Real (CPI-Adjusted) Growth = (($40,340 ÷ $12,852) ÷ 1.337) − 1 = +134.8% (+8.9% p.a.) |
| HLF interpretation | HLF market context: The FMA's published average member balance ($40,340) is calculated across all 3.44 million enrolled KiwiSaver accounts—which includes children, non-contributing members, and members who have recently withdrawn funds for a first home. |
| HLF derived | Yes (Officially reported FMA average balance/FUM & HLF-calculated 10-year nominal and CPI inflation-adjusted (real) growth) |
| Cite as | HLF Pulse, Home Loan Factory. "KiwiSaver total funds under management (FUM) & average member balance (10-year nominal & real growth)," Year ended 31 March 2026. Derived by HLF from Financial Markets Authority (FMA) KiwiSaver Annual Report & RBNZ Managed Funds Survey. https://pulse-data.homeloanfactory.co.nz/kiwisaver-total-fum-balance/ (checked 10 November 2026). CC BY 4.0. |
| Reuse licence | CC BY 4.0 (HLF-derived calculations, definitions & commentary; official statistics credited to FMA & RBNZ) • Media Kit & Citation Guide |
| Historical data | FMA KiwiSaver Annual Report 10-year series (2016–2026) |
Historical & Cohort Breakdown (FMA KiwiSaver Annual Report 10-year series (2016–2026))
| Category / Region / Period | Value |
|---|---|
| March 2026 (Official FMA Report) | $40,340 avg ($138.8B FUM / 3.44m members) |
| March 2025 | $36,420 avg ($123.1B FUM / 3.38m members) |
| March 2020 | $20,462 avg ($62.0B FUM / 3.03m members) |
| March 2016 | $12,852 nominal ($17,183 in 2026 NZD; $33.8B FUM) |
Questions This Data Helps Answer
- What is the average KiwiSaver balance in New Zealand?
- How much money is invested in KiwiSaver in total across New Zealand?
- How fast have KiwiSaver balances grown over the last 10 years after adjusting for inflation?
Source & Tool Verification Chain
1. Official Source & SeriesFinancial Markets Authority (FMA) KiwiSaver Annual Report & RBNZ Managed Funds Survey
Series:
FMA Annual KiwiSaver Total FUM, Enrolled Member Count & Published Average Balance2. HLF Transformation
Yes
Official FMA Average Balance = $40,340; 10Y Nominal Growth = ($40,340 − $12,852) ÷ $12,852 = +213.9% (+12.1% p.a.); 10Y Real (CPI-Adjusted) Growth = (($40,340 ÷ $12,852) ÷ 1.337) − 1 = +134.8% (+8.9% p.a.)4. Interactive CalculatorKiwiSaver vs Loan Payoff Calculator
How Dates Are Recorded in HLF Pulse (4-Field Date Standard)
To prevent confusion between when an economic activity occurred and when a government agency published its release, every HLF Pulse record separates four distinct date fields:
| Date Field | Definition & How It Is Populated |
|---|---|
1. Observation period (observation_period) | The period the underlying statistic relates to (for example, September 2026 for monthly RBNZ lending, or Year ended 31 March 2026 for the FMA KiwiSaver Annual Report). |
2. Period end (period_end / as_of) | The final calendar date covered by the observation period (for example, 2026-09-30 or 2026-03-31). Used by HLF’s automated freshness gate to verify series currency. |
3. Source publication date (source_published) | When the original organisation released the statistic (for example, 2026-09-10 for the FMA’s 2026 KiwiSaver Annual Report, or the Published Date recorded inside RBNZ’s workbook metadata). HLF never copies period_end into source_published; where an agency page does not state an exact release date, the agency’s publication schedule is stated explicitly. |
4. Last checked (last_checked) | The date HLF’s automated pipeline last fetched and verified the official source. |
Data Quality & Limitations
- Official published sources: Pulse uses official published data from the Reserve Bank of New Zealand (RBNZ), Stats NZ, Inland Revenue (IRD), the Financial Markets Authority (FMA), MBIE Tenancy Services, the Natural Hazards Commission Toka Tū Ake (NHC), and the Accident Compensation Corporation (ACC) wherever available.
- Unaltered official figures & source rounding: HLF does not alter or estimate official source figures. Where official tables publish rounded aggregates (such as RBNZ dollar series rounded to $1m or $0.1m), derived averages and implied counts reflect that source rounding and note it explicitly in the provenance layer.
- Provenance & derivation layer: To keep the primary editorial summaries natural and readable, exact formulas, series IDs, and derivation labels (Derived by HLF Pulse) are recorded in the expandable provenance layer, Data Dictionary tables,
pulse.json, andllms.txt. Long-term 5-year and 10-year series report both nominal growth and CPI inflation-adjusted (real) growth using Stats NZ’s Consumers Price Index. - Price indices vs. individual quotes: Stats NZ CPI insurance sub-indices measure percentage changes in standardised insurance price indices over time—they do not represent the dollar premium quote for an individual property or policyholder.
- Separate claim counts vs. individual proportions: In the ACC dataset, annual weekly compensation claims and total accepted injury claims (which are mostly minor treatment-only visits) are reported as two separate annual claim counts rather than a proportion of injured individuals.
- Commitments vs. settlements: RBNZ mortgage lending tables (C31, C32, C33, C40, C41) measure firm bank mortgage commitments/approvals rather than LINZ property title settlements.
- Automatic staleness exclusion: HLF automatically excludes any series where the underlying source is unavailable, stale past its freshness window, or cannot be verified.
- Market context vs. individual outcomes: Statistics describe aggregate historical market cohorts and do not predict an individual borrower’s, saver’s, or policyholder’s credit assessment, underwriting, or lending outcome.
Reuse Terms, Licensing & How to Cite (CC BY 4.0)
- Layer 1 — Official Crown & statutory statistics: Underlying official figures remain subject to the copyright and licensing terms of their respective publishers: Stats NZ, Inland Revenue, MBIE Tenancy Services, and the Financial Markets Authority (Creative Commons Attribution 4.0 International — CC BY 4.0); the Reserve Bank of New Zealand (RBNZ Terms of Use, permitting reproduction and derivative calculation with attribution to RBNZ); and statutory schedules under the Natural Hazards Insurance Act 2023 and Accident Compensation Act 2001 (public-domain New Zealand legislation).
- Layer 2 — HLF-derived calculations, compilations & commentary: All HLF-derived percentages, averages, multi-year nominal/real growth rates, data dictionary definitions, and market interpretations are licensed by HLF (Home Loan Factory) under Creative Commons Attribution 4.0 International (CC BY 4.0). Journalists, researchers, advisers, and AI systems may freely quote and reuse HLF-derived figures and commentary provided attribution is given to HLF Pulse, Home Loan Factory with a link to
https://pulse-data.homeloanfactory.co.nz/, the specific/{ticker}/record URL, or the HLF Pulse Media Kit & Citation Guide.