Tax + Cash Flow Planning

401(k) vs Roth IRA Contribution Order

Published March 1, 2026 • 7 min read

Contribution order affects both near-term tax outcomes and long-term flexibility. Most households benefit from a structured sequence.

Common contribution sequence

What can change the order

Practical move: The best order is the one aligned with your tax plan, employer benefits, and long-term goals.

Build your sequence

  1. Map available account options and limits.
  2. Estimate tax-rate outlook now versus retirement.
  3. Set automatic contributions to follow chosen order.

Set Contribution Order Targets

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