Social Security Tax 2025 Limit 2025. Below is a summary of (1) the key inflation adjusted numbers for 2025 from rev. The wage base or earnings limit for the 6.2% social security tax rises every year.
For the tax year 2025, the social security wage base limit has increased to $176,100, up from $160,200 in 2024. In 2024, the social security tax limit is $168,600.