Waiting to claim Social Security does not put a person’s benefit in a holding pattern while everyone else’s check gets an inflation raise. Social Security applies its annual cost-of-living adjustment to a worker’s earned benefit starting the year that worker turns 62, whether or not that person has actually filed, so someone who delays until 70 still picks up every raise issued in the meantime. The common assumption that delaying means sitting out a few years of cost-of-living increases has the mechanic backward.
How the COLA Clock Starts at 62, Not at Claiming
Social Security’s own consumer guidance is direct on this point. The agency states that a worker is eligible for cost-of-living benefit increases starting with the year they turn 62, and that this holds true even if they don’t get benefits until full retirement age or age 70. The underlying benefit calculation — a worker’s primary insurance amount, built from a lifetime of indexed earnings — gets adjusted for that year’s cost-of-living change annually, independent of whether the worker has filed a claim.
That means the benefit figure someone sees on an early Social Security statement estimate is not the number they eventually collect if they delay filing. Each cost-of-living adjustment between age 62 and the year a person actually claims gets folded into the eventual starting benefit, so a decade of raises between a person’s 62nd and 70th birthdays does not vanish simply because no monthly payment was going out during those years.
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Why Delaying to 70 Compounds the Raises
Cost-of-living increases and delayed retirement credits are two separate mechanics that stack rather than substitute for one another. Delaying past full retirement age adds a delayed retirement credit worth 8% a year for anyone born in 1943 or later, on top of whatever cost-of-living adjustments were issued during that same stretch. A worker who turns 62 and waits eight years to file at 70 receives a benefit that reflects both the accumulated delayed retirement credit and every cost-of-living adjustment applied since turning 62, rather than having to choose one form of increase over the other.
That compounding is easy to miss because Social Security does not publish a single combined figure showing both effects until someone actually files or requests a personalized estimate close to their filing date. The retirement benefit estimate available years in advance through a person’s online Social Security account reflects current dollars and does not fully preview how future cost-of-living adjustments will layer onto a benefit that has not yet started, which is part of why the eventual check at 70 can outpace what an early, static estimate implied.
The pre-claiming adjustments described here are also separate from, and in addition to, every cost-of-living increase issued after a person actually starts collecting. A worker who begins benefits at 70 keeps receiving new adjustments every subsequent January exactly like someone who claimed at 62, so the raises credited before filing amount to a one-time catch-up built into the starting benefit, not a substitute for the ongoing annual increases that continue for as long as the benefit is paid.
How the Annual Adjustment Itself Gets Set
Social Security has based its annual cost-of-living adjustments on the Consumer Price Index since 1975, tying the raise each January to the prior year’s inflation reading rather than to any fixed percentage. The most recent adjustment, a 2.8% increase, was determined on October 24, 2025, and applies to benefits paid in 2026; Social Security is scheduled to announce the next cost-of-living adjustment in October 2026, ahead of it taking effect the following January.
That five-decade record includes wide swings from one year to the next. The largest cost-of-living adjustment on record is 14.3%, applied in 1980 during a period of high inflation, while several recent years produced no adjustment at all, including 2010, 2011, and 2016, when the relevant measure of consumer prices did not rise enough to trigger one. A worker who spends years accumulating cost-of-living credits before claiming is exposed to that same variability, since nothing in the mechanic guarantees any particular size of increase in a given year, only that whatever increase is announced gets folded into the eventual benefit.
Because that adjustment applies to every eligible earnings record regardless of filing status, a person who has not yet claimed still has their underlying benefit recalculated each time a new cost-of-living adjustment is announced. The raise a still-working 65-year-old sees applied to their pending benefit is calculated the same way, and announced on the same schedule, as the increase applied to someone already collecting a monthly check.
The adjustment does not simply get tacked onto a person’s eventual monthly check; Social Security’s own explanation shows the raise is applied first to the primary insurance amount itself, then rounded down to the next lower dime. In the agency’s own worked example, a $2,108.50 primary insurance amount increased by a 2.8% cost-of-living adjustment becomes $2,167.50 after that rounding. Only after that step does Social Security apply any early-or-delayed-retirement factor and round the final monthly benefit down to the next lower dollar, which is why the dollar increase a person eventually sees can differ slightly from simply multiplying the old check by the announced percentage.
The same percentage does not stop at retirement and survivor benefits. Social Security applies the identical cost-of-living adjustment to Supplemental Security Income payments each year, and the agency maintains a public history of every adjustment issued since indexing began in 1975, so a benefit calculated years before someone actually files can be checked against that same published record once a claim finally goes in.
This article was produced with the assistance of AI and reviewed by The Money Overview editorial team before publication.
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