Part 1 — Direct Answer

Social Security retirement benefits can be claimed as early as age 62 or as late as age 70. Claiming before your Full Retirement Age (FRA — currently 67 for those born in 1960 or later) permanently reduces your monthly benefit by up to 30%. Delaying beyond FRA increases your benefit by 8% per year up to age 70, for a maximum increase of 24-32% over your FRA benefit. The right claiming age depends on your health, your other income sources, your tax situation, your spouse's situation, and how long you expect to live.

Part 2 — Detailed Explanation

Social Security's design is actuarially neutral at the population level — meaning if you live exactly to the average life expectancy, it doesn't matter much when you claim. But for any individual household, the decision is far from neutral. Health status, longevity expectations, tax bracket management, and spousal coordination can each shift the optimal claiming age by years — and the financial difference between optimal and suboptimal claiming can exceed $100,000 in lifetime benefits for a married couple.

The break-even analysis is the starting point. If you claim at 62 and receive a reduced benefit, you collect more checks over your lifetime — but each check is smaller. If you delay to 70 and receive the maximum benefit, you collect fewer checks — but each is substantially larger. The break-even point — the age at which the higher delayed benefit overcomes the early-claiming advantage — is typically around age 80 for most people. If you expect to live past 80, delaying is generally mathematically favorable. If you have serious health concerns and don't expect to reach 80, claiming earlier may be rational.

For married couples, the analysis is more complex and more important. The higher earner's claiming age determines the survivor benefit. When one spouse dies, the surviving spouse is entitled to the higher of their own benefit or the deceased spouse's benefit. If the higher earner delays to 70, the survivor benefit is permanently elevated — providing a form of longevity insurance for the surviving spouse. For a married couple where one spouse earned significantly more, the higher earner delaying to 70 is often the most valuable single claiming decision in the entire retirement plan.

The tax dimension is also critical and frequently overlooked. Social Security benefits become partially taxable at the federal level when combined income (AGI plus tax-exempt interest plus half of Social Security) exceeds $32,000 for married filing jointly (and lower thresholds for single filers). Up to 85% of benefits can be taxable. Claiming Social Security during years when your other income is high — perhaps while still working part-time, or while taking large IRA distributions — can push more of your benefit into taxable territory. Timing Social Security around other income sources, including Roth conversions, requires modeling the full income picture.

Arizona does not tax Social Security benefits at the state level, which reduces one variable for Arizona retirees but doesn't eliminate the federal taxation considerations.

Part 3 — What This Means for You

If you are 62-67 and haven't yet claimed Social Security, you still have the full range of claiming options available. The decision deserves more than a quick calculation based on the break-even age. It requires modeling that incorporates your spouse's benefit, your tax bracket across multiple claiming scenarios, your other income sources, your IRA withdrawal strategy, and your realistic longevity expectations.

For most households with significant pre-tax retirement assets, the optimal Social Security strategy involves delaying the higher earner's benefit to 70 while drawing down IRA assets during the gap period — which also creates an ideal Roth conversion window. The combination of delayed Social Security and deliberate Roth conversions during the gap years is one of the most powerful integrated strategies available to pre-retirees.

Part 4 — Common Mistakes and Misconceptions

• The most common mistake is claiming at 62 because you can. Approximately 34% of Americans claim at the earliest eligible age despite the permanent 30% benefit reduction. For someone who lives to 85 or 90, this decision costs tens of thousands of dollars in lifetime benefits.
• The second mistake is not coordinating spousal claiming strategies. Many couples claim at the same time without analyzing the survivor benefit implications. For couples with a meaningful income difference, the higher earner's claiming age is a legacy decision as much as a retirement income decision.
• The third mistake is claiming Social Security during peak earning years to supplement income. Every year you can support your lifestyle from other sources while deferring Social Security is a year your benefit grows 6-8%.