The Social Security cost-of-living adjustment for 2027 has fallen to 3.6%, down from 3.8% projected in June, as inflation moderates heading into the final months of the year. The decline reflects cooler-than-expected price growth reported in July’s Consumer Price Index data, which is used to calculate annual benefit increases for the nation’s 71 million Social Security beneficiaries.
This projection represents a significant increase from the 2.8% COLA that took effect in January 2026, which added about $56 monthly to the average retiree’s benefit. At the 3.6% rate, the average monthly benefit would rise by approximately $75, bringing the typical retiree’s check to roughly $2,100 to $2,150 starting in January 2027, depending on current benefit levels.
The Social Security Administration calculates the COLA annually by comparing the Consumer Price Index for Urban Wage Earners and Clerical Workers (CPI-W) from the third quarter of the prior year to the same quarter in the current year. Because inflation has run hotter in 2026 than it did during the comparable period in 2025, beneficiaries are still seeing a larger adjustment than this year’s 2.8%, even as recent inflation data has cooled.
The forecast decline from 3.8% to 3.6% occurred after July’s inflation report showed price pressures easing. CPI inflation cooled to 3.4% in July, down from 3.5% in June, signaling that the Federal Reserve’s efforts to control inflation may be taking effect. Analysts project that if inflation continues at this slower pace through September, the 3.6% estimate could hold or potentially fall further before the official announcement.
The official 2027 COLA will be announced in October 2026, based on the full third-quarter CPI-W data. Until then, the 3.6% projection represents the best estimate from organizations like The Senior Citizens League and AARP, which track inflation trends throughout the year. Even at this slightly lower rate, the 2027 COLA is on track to be one of the largest in four years, offering meaningful relief to retirees facing persistent living costs.
While the COLA increase helps beneficiaries keep pace with inflation, it does not necessarily offset all price increases retirees face. Medicare Part B premiums, which are deducted from Social Security payments for most beneficiaries, often rise faster than the COLA, meaning some retirees see little net benefit from the adjustment. Additionally, the Social Security trust fund faces depletion in late 2032, three months sooner than previously projected, highlighting ongoing solvency concerns for the program.
Sources
- CNBC — confirmed the 3.6% 2027 COLA forecast as of August 12, 2026, down from 3.8% in June; reported average monthly benefit increase of approximately $75
- Kiplinger — reported the COLA forecast drop to 3.6% in July from 3.8% in June, attributed to persistent inflation trends
- The Hill — reported The Senior Citizens League’s revised COLA prediction of 3.6% and the impact on average benefits
- CBS News — confirmed 3.6% COLA projection for 2027, reporting a monthly benefit increase of about $75
- Social Security Administration — confirmed the October 2026 announcement date for the official 2027 COLA and explained the CPI-W calculation methodology
- AARP — provided average monthly benefit figures and COLA calculation details for 2027
