Social Security COLA 2027: What the Raise Means for Your Check

Every October, the Social Security Administration announces next year's Cost-of-Living Adjustment (COLA) — the raise applied to every retirement, disability, and survivor benefit check starting in January. For 2027, that announcement lands on October 14, 2026, and early projections already point to the largest increase since 2023. Here's what's driving the estimate, what it means in real dollars, and a tool to see your own number before the official figure lands.

Why the COLA Announcement Has an Exact Date

Unlike most economic figures that trickle out over weeks, the COLA is calculated with a fixed formula and a fixed calendar. The SSA compares the average Consumer Price Index for Urban Wage Earners and Clerical Workers (CPI-W) from the third quarter (July, August, September) of the current year to the same quarter of the previous year. The percentage increase becomes next year's COLA. Because September's inflation data from the Bureau of Labor Statistics is the last piece needed, the announcement always follows shortly after — this year, October 14, 2026.

That fixed timeline is exactly why projections are worth paying attention to now: the formula is public, most of the underlying data is already published, and organizations that track it closely have a good track record of landing within a few tenths of a percentage point of the final number.

What the Projections Say

As of now, both AARP and The Senior Citizens League — two of the organizations that track COLA trends most closely throughout the year — have their projections clustered in the 3.5% to 3.6% range. If the final number lands there, it would be the highest COLA since 2023, reversing a multi-year trend of smaller increases. For the average retired worker, that range translates to roughly an extra $75 per month.

Averages hide a lot, though — a $75 increase for the average beneficiary means very little if your own check is well above or below that average. The estimator below runs the math on your actual number instead.

Estimate Your 2027 Check

Enter your current monthly benefit and compare three plausible COLA outcomes — a conservative 3.0%, the current midpoint projection of 3.5%, and an upside scenario of 4.0%. This won't match the official figure exactly, but it gives you a realistic range to plan around while you wait for the announcement.

Why a Bigger COLA Isn't Purely Good News

A higher COLA sounds like straightforward good news, and for most recipients it is — but it's worth knowing two ways it can bite back. First, Medicare Part B premiums are typically deducted directly from Social Security checks and tend to rise alongside inflation too, so part of any COLA increase can be absorbed before it ever reaches your bank account. Second, a higher COLA means a higher reported benefit amount, which can occasionally push a recipient's combined income over the threshold where a larger share of Social Security becomes taxable. Neither of these cancels out the raise, but they're why the number on the announcement rarely equals the number that actually shows up in your account.

Planning Ahead of the Official Number

If Social Security is part of your retirement income plan — whether you're already receiving it or modeling when to claim it — small changes in the assumed benefit amount can shift your entire retirement timeline. Our Retirement & FIRE Calculator already models Social Security as part of your monthly income in retirement, in both the standard planning mode and the Coast/Barista FIRE modes. Once the official 2027 COLA is confirmed on October 14, plug the updated number in there to see how it moves your numbers — not just your check, but your entire plan.

The Bottom Line

The 2027 COLA won't be official until October 14, 2026, but the formula behind it is public and the current data already points to a 3.5%–3.6% increase — the largest in several years. Use the estimator above to see a realistic range for your own check today, and come back after the announcement to run the confirmed number through the Retirement Calculator for the full picture.