Fica Social Security Tax Rate 2025. You file a federal tax return as an individual and your combined income is between $25,000 and $34,000. The fica tax rate, which is the combined social security rate of 6.2 percent and the medicare rate of 1.45 percent, remains 7.65 percent for 2025 (or 8.55 percent.

It remains the same as 2023. If the fica tax rate increases in 2025, it could mean that workers will have to contribute more of their income to the social security program.