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Story summary
- The U.S. Social Security Administration will announce the 2027 cost-of-living adjustment (COLA) on Oct. 14, 2026.
- The announcement will use September 2026 inflation data, completing the third-quarter figures that determine the COLA.
- Personalized notices mailed in early December will show each beneficiary’s 2027 benefit amount and any Medicare Part B premium offset.
- Current estimates are lower as inflation eases, although the Senior Citizens League projected a 3.9% COLA, suggesting a smaller increase.
