US Retirement

Social Security claiming strategies: 62, 67, or 70?

9 min read · Updated June 2026

The single biggest financial decision most US retirees make isn't where to invest — it's when to claim Social Security. Claim at 62 and your benefit is permanently cut by about 30%. Wait until 70 and it's permanently boosted by about 24% above your full retirement age amount. Here's how the math works and how to choose.

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How Social Security is calculated

Your monthly benefit is based on your 35 highest-earning years, adjusted for wage inflation. The SSA averages these into your AIME, then applies a progressive formula with "bend points" to produce your PIA — the amount you'd receive at full retirement age (FRA).

For most people retiring today, FRA is 67. If you were born between 1955-1959, it's somewhere between 66 and 66 years 10 months.

The 62 vs 67 vs 70 trade-off

The same lifetime earnings produce very different monthly cheques depending on when you claim:

  • Claim at 62 — Permanent reduction of about 30%. If your FRA benefit would be $2,000/mo, you'd get roughly $1,400/mo for life.
  • Claim at 67 (FRA) — 100% of your PIA. The $2,000/mo baseline.
  • Claim at 70 — Permanent increase of 24% via delayed retirement credits. That $2,000 becomes about $2,480/mo for life.

Difference between claiming at 62 and 70: roughly 77% more income every month, for the rest of your life, plus annual cost-of-living adjustments applied to a bigger base.

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The break-even math

Delaying means giving up cheques today in exchange for bigger cheques later. The crossover point — where total dollars received catch up — is the break-even age.

  • 62 vs 67 — Break-even around age 78.
  • 67 vs 70 — Break-even around age 82-83.
  • 62 vs 70 — Break-even around age 80-81.

US life expectancy at 65 is about 83 for men and 86 for women. For a healthy 65-year-old, the odds favour delaying. For someone with serious health issues or a family history of short lifespans, claiming earlier is rational.

Don't forget the longevity hedge

Social Security is the only retirement income most Americans have that is inflation-adjusted, guaranteed, and lasts for life. Delaying converts portfolio risk into guaranteed income — which matters most if you live to 90+ and your savings start running low.

Spousal and survivor strategies

Couples have more levers than singles. The big ones:

  • Spousal benefit — A lower-earning spouse can claim up to 50% of the higher earner's FRA benefit, reduced if claimed before their own FRA.
  • Survivor benefit — When one spouse dies, the survivor keeps the larger of the two benefits. Delaying the higher earner's claim to 70 maximises this lifetime payout.
  • "Split" strategy — The lower earner claims early (62-67) for cash flow; the higher earner delays to 70 to lock in the biggest survivor benefit.

When claiming early actually makes sense

  • You're in poor health and don't expect to reach the break-even age.
  • You need the income now and have no other way to bridge.
  • You're the lower-earning spouse and your partner is delaying to 70.
  • You expect to invest the early payments and believe you'll out-earn the 8%/yr delayed retirement credit (rare — that's a high hurdle on a risk-free, inflation-linked benefit).

When delaying to 70 wins

  • You're healthy, with a family history of longevity.
  • You have other assets (401(k), IRA, brokerage) to live on between retirement and 70.
  • You're married and you're the higher earner — delaying boosts the survivor benefit.
  • You want maximum protection against outliving your money.

How to optimise your number

The SSA's official estimator (ssa.gov) uses your actual earnings record — start there. Then run scenarios:

  • Check your benefit at 62, 67, and 70 from your SSA statement.
  • Estimate your portfolio drawdown if you delay (how much will you spend from savings between retirement and claiming?).
  • Project total lifetime income to ages 80, 85, and 90 for each claiming age.
  • Couples: model joint claiming combinations, not just individual ones.

Pair the Social Security decision with your overall plan in the RetireSmart calculator, and read our Can I retire at 55 in the US? guide for how Social Security fits with Medicare, the Rule of 55, and the 59½ cliff.

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Frequently asked questions

What is the best age to claim Social Security?

There's no universal best age. Claiming at 70 maximises your monthly benefit and is usually optimal if you expect to live past about 80-82. Claiming at full retirement age (67 for most people retiring today) is a sensible default. Claiming at 62 makes sense if you're in poor health, have no other income, or are the lower-earning spouse in a couple coordinating benefits.

How does the Social Security calculator work?

The SSA calculator takes your 35 highest-earning years (indexed for wage inflation), averages them into your AIME (Average Indexed Monthly Earnings), and applies a bend-point formula to get your PIA (Primary Insurance Amount) at full retirement age. Claiming early reduces the PIA by roughly 6.7% per year for the first 3 years and 5% per year after. Delaying past FRA adds 8% per year up to age 70.

What is the break-even age for delaying Social Security?

Claiming at 70 instead of 62 typically breaks even around age 80-82. Claiming at 67 instead of 62 typically breaks even around age 78. If you live past those ages, delaying wins — and the longer you live, the bigger the win.

How do spousal benefits work?

A spouse can claim up to 50% of the higher earner's full retirement age benefit, even if they have little earnings history of their own. Survivor benefits are 100% of the deceased spouse's benefit. A common strategy: the lower earner claims early to bring in income, while the higher earner delays to 70 to maximise both the lifetime benefit and the eventual survivor benefit.

Does working while claiming reduce my benefit?

Before full retirement age, yes — the earnings test withholds $1 of benefit for every $2 earned above about $23,400 (2025). After FRA, there's no earnings limit and your benefit isn't reduced. Withheld benefits aren't lost; they're recalculated into a higher payment after FRA.

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