A 403b calculator lets you to compute how much money you can save in your 403b plan when your retirement comes. There are many different 403b calculators today, but they work in pretty much the same manner and require pretty much the same information to be used for computation.
General 403b Calculator Definitions
Current Age in Years
This is your present age in years.
Anticipated Retirement Age in Years
This is the age in years you intend to retire.
Life Expectancy in Years
This is your life expectancy upon reaching your anticipated retirement age.
Current Amount in 403b Fund in US Dollars
If you have a 403b fund at present, then this is where you enter the amount in that account on your 403b calculator. If you haven’t begun funding your 403b plan, just enter zero.
Annual Contribution to 403b (Percentage of Your Salary)
This is how much you intend to contribute, or are contributing at present, to your 403b plan expressed as a percentage of your salary. If you increase or decrease your annual contribution percentage, you will see the impact of such action on your 403b fund balance as you retire.
Employer Match (Percentage of Contribution)
Employers will typically match employee contributions in order to provide employee benefits, and to make them participate in the company’s program. If your employer does this, enter the percentage here. Otherwise, then enter zero.
Employer Maximum (Percentage of Salary)
Employers will sometimes only match up to a certain percentage of the salary of their employees. If your employer has a maximum that applies to their match, that amount goes here. Employer matches are currently limited at 6%.
Expected Annual Return on 403b Fund (Percentage)
This is your expected annual rate of return, which you plan to realize on your 403b fund between today and your retirement.
403b Fund Growth Over Time (in US Dollars)
This is the computed 403b fund increase over time as you become older. This series of numbers, which is affected by employee-employer matching and your inputted growth rate, and limits your contributions to what the law (2015) currently allows.
403b Fund Balance at Retirement (in US Dollars)
This is how much you will have in your 403b fund when you retire, provided if you make annual contributions and achieve your target rate of return, and your employer consistently matches funds at the rate you’ve given.
Salary at Retirement Age (US Dollars/ Year)
This is your expected salary when you come to the retirement age you’ve previously indicated.
Annual Income from 403b (US Dollars / Year)
This is the yearly retirement income your 403b account may be expected to provide you. Remember that withdrawals from 403b funds are taxable, and inflation will reduce the buying power of such future dollars.
Percentage of Final Pay
This is the portion of your salary as you reach retirement age that could be replaced by your 403b funds. As a rule of thumb, all sources of retirement income have to replace 70% to 80% of your final pay. A 403b calculator sure comes in handy for this and all other related computations.