KiwiSaver Retirement Projector NZ
Project how much your KiwiSaver could be worth at retirement. See year-by-year growth and explore what-if scenarios for the 2025-26 tax year.
Quick Answer
With consistent contributions and compound growth, even small KiwiSaver contributions can grow significantly over decades. A 30-year-old on $70,000 contributing 3% with 3% employer match could accumulate over $400,000 by age 65.
Key Facts
Employee Rates
3%, 4%, 6%, 8%, 10%
Employer Minimum
3%
Access Age
65 (or first home)
Compound Growth
Powerful over decades
Returns Vary By
Fund type & risk
Projected KiwiSaver Balance at Age 65
$723,038
Total Contributions
$253,941
Employee: $126,970 + Employer: $126,970
Total Investment Growth
$469,097
Years to Retirement
35 years
| Age | Salary | Employee | Employer | Growth | Balance |
|---|---|---|---|---|---|
| 31 | $70,000 | $2,100 | $2,100 | $252 | $4,452 |
| 32 | $72,100 | $2,163 | $2,163 | $527 | $9,305 |
| 33 | $74,263 | $2,228 | $2,228 | $826 | $14,586 |
| 34 | $76,491 | $2,295 | $2,295 | $1,151 | $20,326 |
| 35 | $78,786 | $2,364 | $2,364 | $1,503 | $26,556 |
| 61 | $169,908 | $5,097 | $5,097 | $30,139 | $532,462 |
| 62 | $175,006 | $5,250 | $5,250 | $32,578 | $575,540 |
| 63 | $180,256 | $5,408 | $5,408 | $35,181 | $621,537 |
| 64 | $185,663 | $5,570 | $5,570 | $37,961 | $670,637 |
| 65 | $191,233 | $5,737 | $5,737 | $40,927 | $723,038 |
Increase to 6% employee rate
$1,084,557
+$361,519 more
Retire at 70
$1,042,314
+$319,276 more
Start with $50,000
$1,107,342
+$384,304 more
This is an estimate based on assumed constant returns. Actual returns will vary. This is not financial advice.
How KiwiSaver Grows Over Time
KiwiSaver is a long-term savings vehicle, and understanding how it grows is key to making the most of it. Every pay cycle, a percentage of your gross salary is deducted and contributed to your KiwiSaver fund. Your employer adds a minimum of 3% on top. These combined contributions form the foundation of your retirement savings.
The real power of KiwiSaver comes from compound growth. Your contributions are invested in a managed fund, and the returns earned each year are reinvested. Over time, you earn returns not just on your contributions but on all the accumulated growth from previous years. This compounding effect accelerates over decades — a fund that grows steadily at 6% per year will roughly double every 12 years.
Your fund type significantly affects your expected returns. Conservative funds invest primarily in bonds and cash, offering lower but more stable returns (typically 3–5% per year). Balanced funds split between shares and bonds, targeting moderate returns of around 5–7%. Growth funds invest heavily in shares and property, aiming for higher returns of 7–10% but with more short-term volatility. For younger members with decades until retirement, growth funds have historically provided the best long-term outcomes.
Salary growth also plays an important role. As your salary increases over your career, your contributions increase proportionally. Even modest salary growth of 2–3% per year means your contributions in your 50s and 60s will be substantially larger than in your 20s and 30s, giving a significant boost to your final balance. Combined with compound returns, these later-career contributions can make a meaningful difference to your retirement outcome.
KiwiSaver Contribution Rates
Employees can choose from five contribution rates. The employer minimum is 3%. Higher contributions reduce take-home pay but significantly boost retirement savings over time.
| Employee Rate | On $50,000 | On $70,000 | On $100,000 |
|---|---|---|---|
| 3% | $1,500/yr | $2,100/yr | $3,000/yr |
| 4% | $2,000/yr | $2,800/yr | $4,000/yr |
| 6% | $3,000/yr | $4,200/yr | $6,000/yr |
| 8% | $4,000/yr | $5,600/yr | $8,000/yr |
| 10% | $5,000/yr | $7,000/yr | $10,000/yr |
Worked Example
Scenario: You are 30 years old, earning $70,000 per year. You contribute 3% to KiwiSaver and your employer contributes 3%. You expect a balanced fund return of 6% per year and salary growth of 3% per year. You have no existing KiwiSaver balance.
Year 1: Your salary is $70,000. Employee contribution: $70,000 × 3% = $2,100. Employer contribution: $70,000 × 3% = $2,100. Total contributions: $4,200. Investment growth at 6%: $252. Year-end balance: $4,452.
Year 10 (age 40): Your salary has grown to about $91,400. Annual contributions are now $5,484. With compound growth on 10 years of contributions, your balance reaches approximately $62,000.
Year 25 (age 55): Your salary is around $142,000. Annual contributions are $8,520. The compound effect is now substantial — your balance is approximately $310,000, with investment growth making up a large share.
Year 35 (age 65): After 35 years of contributions and compound growth, your projected KiwiSaver balance is approximately $690,000. Of this, roughly $250,000 comes from contributions and $440,000 from investment growth — demonstrating the power of compound returns over long time horizons.
Frequently asked questions
How does KiwiSaver work?
KiwiSaver is New Zealand's workplace savings scheme. If you are an employee, a percentage of your gross salary is deducted and contributed to your KiwiSaver fund, and your employer contributes a minimum of 3% on top. The money is invested in a managed fund and grows over time through compound returns. You can access your balance when you turn 65, or earlier for a first home purchase or in cases of financial hardship.
What are the KiwiSaver employee contribution rates?
You can choose to contribute 3%, 4%, 6%, 8%, or 10% of your gross salary to KiwiSaver. The default rate is 3%. You can change your rate by contacting your employer or your KiwiSaver provider. Higher contribution rates mean more savings at retirement but lower take-home pay now.
How much does my employer contribute to KiwiSaver?
Your employer must contribute a minimum of 3% of your gross salary to your KiwiSaver account. Some employers offer higher rates as part of their benefits package. The employer contribution is in addition to your employee contribution — so at 3% each, a total of 6% of your salary goes into KiwiSaver.
When can I access my KiwiSaver funds?
You can withdraw your full KiwiSaver balance when you reach the age of eligibility for NZ Super, which is currently 65. You can also make a withdrawal to purchase your first home (subject to conditions and a minimum membership period), or apply for a hardship withdrawal if you are experiencing significant financial difficulty. You cannot access KiwiSaver simply because you change jobs or leave New Zealand temporarily.
What are government contributions to KiwiSaver?
The government provides a member tax credit of up to $521.43 per year to eligible KiwiSaver members. To receive the full credit, you need to contribute at least $1,042.86 during the KiwiSaver year (1 July to 30 June). The government matches 50 cents for every dollar you contribute, up to the maximum. This projector does not include government contributions in its estimates — actual balances may be slightly higher.
How is KiwiSaver taxed (PIE tax)?
KiwiSaver funds are Portfolio Investment Entities (PIEs). Investment earnings are taxed at your Prescribed Investor Rate (PIR), which can be 10.5%, 17.5%, or 28% depending on your income. The tax is deducted from your fund's returns before they are credited to your account. This projector uses pre-tax returns, so actual net returns will be lower depending on your PIR.
Can I switch KiwiSaver funds?
Yes, you can switch between fund types (conservative, balanced, growth, aggressive) within your provider, or switch to a different provider entirely. There is no fee for switching providers. Fund type affects your expected returns and risk level — growth funds have historically delivered higher long-term returns but with more short-term volatility.
Is it worth increasing my KiwiSaver contribution rate?
Increasing your contribution rate is one of the most effective ways to boost your retirement savings. For example, increasing from 3% to 6% on a $70,000 salary adds an extra $2,100 per year to your KiwiSaver. Over 35 years with compound growth, this can result in tens of thousands of dollars more at retirement. The trade-off is lower take-home pay now. Use the what-if scenarios in this projector to see the impact for your situation.
Sources
Related Calculators
Last updated March 2026. Projections are estimates based on assumed constant returns and do not account for PIE tax, government contributions, or market volatility. This is not financial advice.