Social Security 2027 COLA: Largest Increase Since 2023 on the Horizon

• by Shimanta Das
• August 25, 2026

The Social Security Administration (SSA) is gearing up for a significant cost-of-living adjustment (COLA) in 2027, with early forecasts pointing to the largest increase since 2023. This news has captured the attention of over 75 million Americans who rely on Social Security and Supplemental Security Income (SSI) benefits. The projected COLA is based on the Consumer Price Index for Urban Wage Earners and Clerical Workers (CPI-W), comparing third-quarter data from 2026 against the same period in 2025. While the official announcement won’t come until mid-October 2026, current estimates suggest a substantial boost to benefits, offering some relief to retirees and disabled individuals grappling with rising costs.

Several forecasters have revised their 2027 COLA estimates upward throughout 2026, largely due to accelerating inflation. However, it’s important to note that inflation forecasting is inherently uncertain. Factors such as easing geopolitical tensions or shifts in energy prices between now and September could still influence the final third-quarter CPI-W figures. Both current inflation measures remain above the Federal Reserve’s 2% target, which is a key driver behind the higher COLA projections. Yet, some analysts, like those at the Committee for a Responsible Federal Budget, predict a lower COLA, highlighting the potential for variability. This uncertainty underscores the need for beneficiaries to stay informed and plan accordingly.

For those tracking the Social Security 2027 COLA, key dates are crucial. The third-quarter CPI-W data will be collected from July to September 2026, with the official COLA announcement expected in mid-October 2026. Payments reflecting the new COLA will begin at the end of 2026: SSI recipients will see the adjusted payment on December 31, 2026 (due to the New Year’s holiday), while retirement checks will be staggered in January 2027 based on birth dates. For example, those born between the 1st and 10th will receive their first adjusted check on January 13, 2027, while those born later in the month will get theirs on January 20 or 27. Pre-May 1997 beneficiaries will receive their first check on January 3, 2027. It’s essential to check your specific payment schedule