2025 Social Security Tax Limit Cap

2025 Social Security Tax Limit Cap. The maximum amount of earnings subject to social security tax is rising from $168,600 in 2024 to $176,100 in 2025. For 2025, workers will pay 6.2% on earnings up to $176,100, for a maximum of $10,918.20, according to the social security administration.

Here’s what you should know about the increase. The tax limit is indexed to inflation and is therefore estimated to rise in 2026.