Estimate Your Social Security Benefits
Claiming Age Comparison
| Claiming Age | Monthly Benefit | Annual Benefit | Lifetime (to 85) |
|---|
How Social Security Benefits Are Calculated
Your Social Security benefit is based on a three-step process:
- Step 1 — Average Indexed Monthly Earnings (AIME): Take your highest 35 years of earnings (indexed for wage growth), total them, and divide by 420 months. Years with no earnings count as $0.
- Step 2 — Primary Insurance Amount (PIA): Apply the SSA's progressive formula to your AIME using bend points:
- 90% of first $1,174 of AIME
- 32% of AIME between $1,174 and $7,078
- 15% of AIME over $7,078
(2025 bend points — adjusted annually for wage growth)
- Step 3 — Claiming Age Adjustment: PIA is your benefit at Full Retirement Age. Claim early = reduced; claim late = increased.
Full Retirement Age (FRA) by Birth Year
| Birth Year | Full Retirement Age |
|---|---|
| 1943 – 1954 | 66 |
| 1955 | 66 and 2 months |
| 1956 | 66 and 4 months |
| 1957 | 66 and 6 months |
| 1958 | 66 and 8 months |
| 1959 | 66 and 10 months |
| 1960 or later | 67 |
Claiming Age: The Biggest Decision
When you claim Social Security is one of the most impactful financial decisions you'll ever make. Here's how timing changes your benefit:
| Claiming Age | Adjustment | % of FRA Benefit |
|---|---|---|
| 62 | −30% | 70% |
| 63 | −25% | 75% |
| 64 | −20% | 80% |
| 65 | −13.3% | 86.7% |
| 66 | −6.7% | 93.3% |
| 67 (FRA) | 0% | 100% |
| 68 | +8% | 108% |
| 69 | +16% | 116% |
| 70 | +24% | 124% |
There is no benefit to delaying past age 70. Delayed retirement credits stop accumulating at 70.
Spousal & Survivor Benefits
- Spousal benefit: Up to 50% of your spouse's PIA (at your FRA). Available even if you never worked. Must be married at least 1 year.
- Ex-spouse benefit: Same 50% rule if married 10+ years, currently unmarried, and your ex has filed or been divorced 2+ years.
- Survivor benefit: Up to 100% of deceased spouse's benefit. Available from age 60 (50 if disabled). Widow(er)s can switch between their own benefit and survivor benefit at different ages to maximize income.
Social Security & Taxes
Your Social Security benefits may be taxable depending on your "combined income" (AGI + nontaxable interest + half of SS benefits):
| Filing Status | Combined Income | % Taxable |
|---|---|---|
| Single | Under $25,000 | 0% |
| Single | $25,000 – $34,000 | Up to 50% |
| Single | Over $34,000 | Up to 85% |
| Married (Joint) | Under $32,000 | 0% |
| Married (Joint) | $32,000 – $44,000 | Up to 50% |
| Married (Joint) | Over $44,000 | Up to 85% |
Note: "Up to 85%" means 85% of your SS benefits are taxable income — not that you pay 85% tax. The actual tax is (85% of benefits) × (your marginal tax rate).
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