401k Calculator With Employer Match
The employer match is the best deal in retirement saving: free money your employer adds to your 401(k) when you contribute. The free 401(k) calculator above includes the match in the projection, and this page shows what it is worth — on the default example, $2,250.00 a year, $91,278.18 over 30 years, and $279,313.02 of balance at age 65.
Without the match, the default balance at 65 is $1,121,349.78. With the match, it is $1,400,662.80. The difference is $279,313.02 — more than three times the $91,278.18 the employer actually put in, because the match money compounds for 30 years too. The tables below compare the match formulas employers offer and show what happens if you contribute too little to get the full match.
How the Employer Match Works
An employer match is money your employer adds to your 401(k) when you contribute, usually as a percentage of your pay up to a percentage of your salary. The common formulas are a percentage of what you contribute, up to a cap: 50% of the first 6% of pay, 100% of the first 3%, or 100% of the first 6%. The match is free money — it costs you nothing beyond your own contribution — but you only get it if you contribute enough to earn it. The match may vest over time, which means you only keep the employer’s money after you have worked there long enough.
On the default example — age 35, $25,000 balance, $75,000 salary, 10% contribution, 50% match of the first 6%, 7% return, 2% salary growth, no fee — the match is $2,250.00 in year one and $91,278.18 over 30 years. Total contributions are $395,538.77, investment growth is $980,124.02, and the balance at 65 is $1,400,662.80. Without the match, the balance is $1,121,349.78, so the match is worth $279,313.02 at retirement.
Step 1 — Find your employer’s formula
The formula is on your plan documents or your pay stub. The default is 50% of the first 6% of pay, which is 3% of your salary: $2,250.00 in year one on a $75,000 salary.
Step 2 — Contribute enough to get the full match
On the default formula, you need to contribute 6% of your salary to get the full match. At a 5% contribution, the match is only $1,875.00 in year one, because 50% of 5% is 2.5% of salary.
Step 3 — Let the match compound
The match money grows at the same return as your own money. Over 30 years, the $91,278.18 of match becomes $279,313.02 of balance — the contributions plus $188,034.84 of growth on them.
Worked Examples: Match Formulas Compared
Each row is a different match formula on the same $75,000 salary with a 10% contribution, showing the match in year one and the total contribution in year one.
| Match formula | Match in year one | Your contribution in year one | Total in year one |
|---|---|---|---|
| 50% of the first 6% (default) | $2,250.00 | $7,500.00 | $9,750.00 |
| 100% of the first 3% | $2,250.00 | $7,500.00 | $9,750.00 |
| 100% of the first 6% | $4,500.00 | $7,500.00 | $12,000.00 |
| 50% of the first 3% | $1,125.00 | $7,500.00 | $8,625.00 |
Two formulas give the same $2,250.00 in year one: 50% of the first 6% and 100% of the first 3% are both 3% of salary. The difference is what happens at lower contribution rates. At a 3% contribution, 100% of the first 3% gives the full $2,250.00, but 50% of the first 6% gives only $1,125.00. The generous formula is 100% of the first 6%: $4,500.00 in year one, double the default, for a year-one total of $12,000.00. The weakest is 50% of the first 3%: $1,125.00 in year one, for a total of $8,625.00.
How to Use the 401k Calculator With Employer Match
Start with the numbers on your pay stub and your plan statement. The match formula is the input most people get wrong, because they guess it instead of reading it.
- Enter your current age. The default is 35. The calculator projects to 65.
- Enter your current 401(k) balance. The default is $25,000.
- Enter your annual salary. The default is $75,000.
- Enter your contribution percentage. The default is 10%. Make sure it is at least high enough to get the full match.
- Pick the employer match. The default is 50% of the first 6% of pay. Pick the formula your employer actually offers.
- Enter the expected return, salary growth, fees, and inflation. The defaults are a 7% return, 2% salary growth, no fee, and 3% inflation.
- Read the balance at 65. The big number is the projected balance; the table shows the match total, the growth, the 4% rule income, and the balance in today’s dollars.
The result updates as you type. Try switching the match from 50% of the first 6% to no match and watch the balance at 65 fall from $1,400,662.80 to $1,121,349.78 — a loss of $279,313.02.
With the Match vs Without the Match
The table below runs the default example twice: once with the 50% match of the first 6%, and once with no match at all. Everything else is identical — age 35, $25,000 balance, $75,000 salary, 10% contribution, 7% return.
| Item | With the match | Without the match | Difference |
|---|---|---|---|
| Your total contributions | $304,260.59 | $304,260.59 | $0.00 |
| Employer match total | $91,278.18 | $0.00 | $91,278.18 |
| Investment growth | $980,124.02 | $792,089.18 | $188,034.84 |
| Balance at 65 | $1,400,662.80 | $1,121,349.78 | $279,313.02 |
| 4% rule income | $4,668.88 / month | $3,737.83 / month | $931.05 / month |
The match is worth $279,313.02 at retirement, which is more than three times the $91,278.18 the employer actually put in. The extra $188,034.84 is the growth on the match money over 30 years. The 4% rule income is $931.05 a month higher with the match: $4,668.88 against $3,737.83. In today’s dollars, the balance with the match is $577,054.53, or $1,923.52 a month, against $461,981.26, or $1,539.94 a month, without it. Skipping the match is the most expensive mistake in retirement saving, because it is the only money that is completely free.
Common Match Mistakes to Avoid
Most match mistakes are about contributing too little, or leaving before the money vests.
- Contributing less than the full match. On the default formula, a 5% contribution gets a match of $1,875.00 in year one instead of $2,250.00. The missing $375.00 a year compounds to real money over 30 years.
- Not knowing the formula. The default is 50% of the first 6%, but your employer’s formula may be different. Read the plan documents instead of guessing.
- Leaving before vesting. The match may vest over three to six years. If you leave early, you may lose some or all of the employer’s money. Your own contributions are always yours.
- Thinking the match is taxed now. The match goes into the account pre-tax and is taxed when you withdraw it in retirement, like your own traditional contributions.
- Stopping contributions in a tight month. Pausing the contribution pauses the match too. The match is worth $2,250.00 a year on the default — more than the contribution it matches.
- Forgetting the cap. The combined employee-plus-employer limit is $72,000 in 2026. The match counts towards it, but it only binds on very high salaries.
Where the Match Decides Things
The match is the first thing to get right in any retirement plan, and the situations below are where it matters most.
- A new job. Set the contribution high enough to get the full match on day one — the match is free money from the first paycheck.
- Choosing between jobs. A job with a 100% match of the first 6% pays $4,500 a year on a $75,000 salary, double the $2,250 from a 50% match. That is worth comparing with the salary.
- A tight budget. If you can only afford 6%, contribute 6% and get the full match, rather than 3% and half of it.
- Leaving a job. Check the vesting schedule before you leave, so you know how much of the match you keep.
- Retirement income. The match adds $931.05 a month of 4% rule income on the default: $4,668.88 against $3,737.83 without it.
Tips for Accurate Results
Five habits keep the match projection honest and useful.
- Read the plan documents. The match formula is on them, and it decides how much free money you get.
- Contribute at least the match threshold. On the default formula, that is 6% of salary. Below it, you leave free money behind.
- Check the vesting schedule. The match may vest over three to six years, and leaving early can cost you some of it.
- Enter your real fee. The default is 0%, but most funds charge something. A 1% fee costs $241,111.54 over 30 years.
- Check the today’s-dollars figure. The balance at 65 is $1,400,662.80 in future dollars, but only $577,054.53 in today’s dollars at 3% inflation.
Employer Match Quick Answers
The figures people look up most often about the employer match.
| Question | Answer |
|---|---|
| Match in year one on the default | $2,250.00 |
| Match total over 30 years | $91,278.18 |
| Balance at 65 with the match | $1,400,662.80 |
| Balance at 65 without the match | $1,121,349.78 |
| What the match is worth at 65 | $279,313.02 |
Related tools on this site: the main 401(k) calculator, the paycheck calculator for what a higher contribution does to take-home pay, the compound interest calculator for the growth maths, and the salary calculator for converting pay. NerdWallet’s 401(k) calculator is another independent check on the same maths.
Frequently Asked Questions
What is a 401(k) employer match?
It is money your employer adds to your 401(k) when you contribute, usually as a percentage of your pay up to a percentage of your salary. On the default — 50% of the first 6% of pay on a $75,000 salary — the match is $2,250.00 a year.
How much is the employer match worth?
On the default, the match is $91,278.18 over 30 years, and it is worth $279,313.02 of balance at 65, because the match money compounds too. The 4% rule income is $931.05 a month higher with the match.
How much do I need to contribute to get the full match?
It depends on the formula. On the default formula — 50% of the first 6% of pay — you need to contribute 6% of your salary. On a 100% match of the first 3%, you need to contribute 3%.
What happens to the match if I leave my job?
Your own contributions are always yours. The employer’s match may vest over three to six years, so if you leave early you may lose some or all of it. Check the vesting schedule in your plan documents.
Is the employer match taxed?
The match goes into the account pre-tax and is taxed when you withdraw it in retirement, like your own traditional contributions. It is not taxed in the year your employer puts it in.
Disclaimer: This calculator gives a projection for general information only and is not financial advice. Investment returns are not guaranteed, tax rules change, and your real balance will differ. Talk to a financial adviser for your situation.