How are Social Security benefits calculated?

Social Security benefits are based on your 35 highest-earning years, adjusted for inflation, and the age at which you start collecting. The Social Security Administration uses a specific formula to determine your benefit amount.

Can my Social Security benefit increase after I start receiving it?

Yes. Benefits are generally adjusted each year for inflation through cost-of-living adjustments (COLA), which help maintain your purchasing power over time.

What happens if I start claiming Social Security before or after my full retirement age?

Claiming before full retirement age (typically 67) reduces your monthly benefit. Waiting until after full retirement age can increase your benefit up to age 70.

What information do I need to use this calculator?

You’ll need your estimated monthly Social Security benefit, the age you plan to start collecting, how many years you expect to receive benefits, and an optional annual cost-of-living adjustment percentage.

Can I download or export my results?

Yes. After calculating your benefits, you can copy your results or export them as PDF or Excel files for your records or to share with a financial advisor.

Social Security Calculator

Estimate future Social Security benefits and totals.

Calculator Inputs

Social Security estimates

Estimated benefit at FRA ($/month)

Age to start claiming (62–70)

Years to project (1–40)

COLA (%/year, 0–25)

Cost-of-living adjustment; benefits grow each year. Use 0 for flat benefits.

Results

Estimated benefits

Monthly Benefit

$2,000

Yearly Benefit

$24,000

Total Projected

$768,727

Yearly Benefit Over Time

Projected benefit per year

Yearly Benefit by Year

All 25 years

Yearly Breakdown

First 15 years. Download full schedule for all 25 years.

Year	Age	Monthly	Yearly
1	67	$2,000	$24,000
2	68	$2,040	$24,480
3	69	$2,081	$24,970
4	70	$2,122	$25,469
5	71	$2,165	$25,978
6	72	$2,208	$26,498
7	73	$2,252	$27,028
8	74	$2,297	$27,568
9	75	$2,343	$28,120
10	76	$2,390	$28,682
11	77	$2,438	$29,256
12	78	$2,487	$29,841
13	79	$2,536	$30,438
14	80	$2,587	$31,047
15	81	$2,639	$31,667

For educational and estimation purposes only; not financial or legal advice. U.S. context. Actual benefits depend on earnings history and SSA rules; visit SSA.gov for official estimates.

How It Works

Here’s a step-by-step overview of how to use the calculator and what each part means:

Inputs:

Social Security estimates ($): Enter your anticipated monthly benefit amount. For example, $2,000.
Starting Age: Enter the age when you plan to begin receiving benefits. The calculator assumes full retirement age is 67.
Number of Years: Enter how many years you expect to receive benefits (for example, 25).
Cost-of-Living Adjustment: Enter an annual percentage (e.g., 2) to factor in yearly benefit increases. Enter 0 for no increase.

Actions:

Click Calculate to see your projected benefits.
Use Reset to clear the inputs and start again.

Results:

Monthly Benefit: The initial amount you expect to receive each month.
Yearly Benefit: Your initial annual benefit, calculated as monthly benefit times 12.
Total Projected: The estimated total you’ll receive over the timeframe you entered, including any growth from cost-of-living adjustments.
Yearly Benefit Over Time: A chart showing how your annual benefit may grow each year, based on your COLA input.
Yearly Breakdown Table: A detailed table for the first 10 years, showing your age, monthly benefit, and yearly benefit for each year.
Download Full Schedule: Provides a complete year-by-year breakdown for your entire retirement period.

Export and Copy Features:

Copy: Instantly copies your results to your clipboard for sharing or saving.
Export PDF / Export Excel: Download your results in PDF or Excel format for record-keeping, planning, or sharing with an advisor.

Note: All results are estimates. Actual Social Security benefits depend on your earnings history and the rules in effect when you retire.

Understanding Social Security Benefits

Social Security is a federal program that provides a steady income to retirees and certain people with disabilities. For most Americans, Social Security is a key part of their retirement financial planning. Understanding how much you might receive helps you make informed decisions about when to retire, how to budget, and how to supplement your income.

Social Security benefits are based on your earnings history and the age at which you decide to start collecting benefits. The amount you receive can increase over time due to cost-of-living adjustments (COLA), which help keep up with inflation. Planning around these variables can feel daunting, especially as rules and estimates can change.

This calculator is designed to help you project your future Social Security income. It helps you estimate your monthly and yearly benefits, see how they might grow, and understand the potential total value of your Social Security benefits over your retirement years.

How This Calculator Helps

This Social Security Calculator simplifies the process of estimating your future benefits by letting you enter your expected monthly Social Security amount, your starting age, and the number of years you expect to collect benefits. You can also adjust for projected cost-of-living increases, allowing for a more realistic estimate if you expect benefits to grow over time.

Once you enter your details and click "Calculate," the calculator provides:

Monthly Benefit: Your initial estimated monthly payment.
Yearly Benefit: The annual amount you would receive, based on your monthly estimate.
Total Projected: The sum of all expected Social Security payments over your chosen timeframe, including any growth from cost-of-living adjustments.
Yearly Breakdown: A table and chart showing your benefit amount for each year, helping you visualize how your income may grow.
Export Options: The ability to copy results or export them as PDF or Excel files for your records or financial planning.

By using this calculator, you can better understand your potential Social Security income and make more informed retirement decisions.