Which Box 12 is HSA on W2? - Understanding HSA Health Savings Account

When you receive your W-2 form, you may notice various boxes with different codes representing different types of income and deductions. So, which box on the W-2 form indicates your contributions to an HSA (Health Savings Account)?

The HSA contributions are reported in Box 12 of your W-2 form with the code W. This box specifically shows the total amount of money you or your employer contributed to your HSA during the tax year.

It's essential to understand where to find this information on your W-2 form because HSA contributions have tax advantages and impact your taxable income. By knowing where to locate this detail, you can accurately report your HSA contributions when filing your taxes.


When scrutinizing your W-2 form, you might find it puzzling to understand the various boxes and the information they hold. Among these, Box 12 plays a critical role when it comes to your Health Savings Account (HSA). Specifically, contributions to your HSA are reported with the code W in this box, summarizing what you and your employer have contributed over the tax year.

Download our FREE mobile app to get more of the following

Over 7,000+ HSA eligible items for sale.
Check on product HSA (Health Savings Account) eligibility
Get price update notifications
And more!

Did you find this page useful?

Subscribe to our Newsletter