Social Security Projected Cola 2025. For instance, if a beneficiary receives $2,000 monthly in 2024, a 2.5% cola in 2025 would result in an increase of $50, raising the monthly benefit to $2,050. Social security benefits will increase by 2.5 percent beginning with the december 2024 benefits, which are.

This will raise the average check to $1,976 per month. Some workers will owe an additional $465 in social security taxes.