Social Security Cola 2024 Effective Date.  — in 2023, the social security administration indicated the cola would increase by 3.2% in 2024. The cola shown for a.

Social security benefits will increase by 3.2 percent beginning with the december 2023 benefits, which are payable in january 2024. Social security benefits and supplemental security income (ssi) payments for more than 71 million americans will increase by 3.2% in 2024.