Social Security Calculator
Estimate your retirement benefits at every claiming age — 62, full retirement age, 67, and 70. Includes spousal benefits, COLA projections, and break-even analysis.
🪪 Social Security Benefits Estimator
Based on Social Security Administration formulas
How Social Security Retirement Benefits Work
Social Security is the foundation of retirement income for most Americans. Understanding how your benefit is calculated — and when to claim — can make a difference of hundreds of thousands of dollars over your retirement.
How Your Benefit Is Calculated
The Social Security Administration (SSA) calculates your benefit using your 35 highest-earning years, adjusted for wage inflation. These are averaged to find your Average Indexed Monthly Earnings (AIME). Your Primary Insurance Amount (PIA) — the benefit you receive at Full Retirement Age — is then calculated using progressive bend points: 90% of the first $1,174 of AIME, 32% of AIME between $1,174 and $7,078, and 15% of AIME above $7,078. This progressive formula means lower-income workers receive a higher replacement rate.
Claiming Age Matters: The Math
Claiming at age 62 permanently reduces your benefit by about 30% (depending on your FRA). Waiting until age 70 earns delayed retirement credits of 8% per year, increasing your benefit by about 24–32% above your PIA. The break-even age between claiming at 62 vs. 70 is typically around age 80–81. If you expect to live past 80, delaying maximizes lifetime benefits. For married couples, the higher earner delaying can provide a larger survivor benefit for the lower earner.
Spousal & Survivor Benefits
A spouse can receive the greater of their own benefit or up to 50% of the higher earner's PIA (at FRA). Survivor benefits allow a widow/widower to receive 100% of the deceased spouse's benefit if claimed at FRA. This makes the higher earner's claiming decision particularly important — delaying to 70 not only increases their own benefit but locks in a larger survivor benefit for their spouse.
COLA & Inflation Protection
Social Security is one of the few sources of retirement income with automatic inflation protection. Cost-of-Living Adjustments (COLA) are applied annually based on the CPI-W. The average COLA over the past 20 years has been about 2.3% per year. This inflation protection is extremely valuable — a $2,000/month benefit at age 65 grows to over $3,000/month by age 85 with 2.5% annual COLA, preserving purchasing power throughout retirement.
Frequently Asked Questions
Your Full Retirement Age (FRA) depends on your birth year: 1943–1954: 66. 1955: 66 yr 2 mo. 1956: 66 yr 4 mo. 1957: 66 yr 6 mo. 1958: 66 yr 8 mo. 1959: 66 yr 10 mo. 1960+: 67. Claiming before FRA permanently reduces your benefit; delaying past FRA earns 8% per year in delayed retirement credits up to age 70.
Social Security uses your 35 highest-earning years (adjusted for wage inflation), averaged to find your AIME. Your PIA is then calculated using progressive bend points: 90% of the first $1,174 of AIME, 32% of AIME from $1,174 to $7,078, and 15% of AIME above $7,078. If you worked fewer than 35 years, zeros are used for the missing years, lowering your benefit.
If you expect to live past age 80, delaying to 70 typically maximizes lifetime benefits. If you have health concerns or need the money earlier, claiming at 62 may be better. For married couples, the higher earner should consider delaying to 70 to maximize the survivor benefit. There's no one-size-fits-all answer — use the break-even analysis in this calculator to find what works for you.
Yes, but if you're under FRA, your benefit may be temporarily reduced. In 2025: if you're under FRA for the full year, $1 is withheld for every $2 earned above $23,400. In the year you reach FRA, $1 is withheld for every $3 earned above $62,160 (only months before FRA). Once you reach FRA, there is no earnings limit. Withheld benefits are recalculated and added back after FRA.
A spouse can collect the greater of their own benefit or up to 50% of your PIA at full retirement age. If they claim spousal benefits before FRA, the amount is permanently reduced. Divorced spouses may also qualify if the marriage lasted at least 10 years and they haven't remarried. Survivor benefits allow a widow/widower to receive up to 100% of the deceased spouse's benefit.
The maximum monthly Social Security benefit depends on claiming age: about $2,710 at age 62, $3,850 at FRA (67), and $4,873 at age 70 in 2025. These maximums are achieved by earning at or above the Social Security wage base ($176,100 in 2025) for at least 35 years. The average monthly benefit for retired workers is about $1,976.