401k Catch Up Contribution Limit 2024 Over 50. The limit on employer and employee contributions is $69,000. In 2025, the irs has forecasted an increase in the 401(k) elective deferral limit to $24,000, up by $1,000 from the current limit.
If you are 50 or older, you can defer paying income tax on $30,000 in your 401. Let’s say you happened to turn 50.