Important Numbers 2026

Each year, changes to tax laws and planning limits can affect how much you can save, what you owe in taxes, and how Social Security and Medicare benefits are calculated.

This page highlights the most important 2026 tax and retirement planning numbers, including income tax brackets, retirement contribution limits, Social Security and Medicare costs, and estate planning thresholds.

While these figures apply broadly, how they affect you depends on your income, savings, and long-term goals. This guide is designed to help you understand what’s changed—and why it may matter to your overall financial picture.