HSA contribution headroom, 2024

This works out one number from the HSA Contribution Limit figures published for 2024. Every amount it uses is below, with the document it was read from. What you enter is your own: this site has no way to check it, and the answer it produces is not a published figure.

Self-only$4,150
Family$8,300

Effective 2024-01-01Source: Rev. Proc. 2023-23 (IRS)Verified 2026-08-29

How it is worked out

The published amount less the amount you enter, rounded to the nearest cent. Where what you enter is the larger of the two, the answer is nothing rather than a negative amount.

Your coverage, from the 2 this year publishes: Self-only ($4,150), Family ($8,300). The calculator uses the one you pick and says which.

Figures in this colour are computed from the amounts above. They are not published figures and no document states them.

Work it out

The live calculator needs JavaScript. The table below covers common amounts and is computed the same way.

Worked out for common amounts

Contributed so far this yearSelf-onlyFamily
0$4,150$8,300
1,000$3,150$7,300
3,000$1,150$5,300
5,000$0$3,300
How each figure was verified

Each number below was read from a stored copy of the document named beside it, and checked to occur word for word in the quoted sentence. The digest is of that stored text.

Rev. Proc. 2023-23 (IRS)

Self-only
the annual limitation on deductions under § 223(b)(2)(A) for an individual with self-only coverage under a high deductible health plan is $4,150.
Family
the annual limitation on deductions under § 223(b)(2)(B) for an individual with family coverage under a high deductible health plan is $8,300.
  • Fetched 2026-08-29T02:27:31.356Z
  • Verified 2026-08-29
  • Stored text sha256 102a799b474c3edc2d9ba1c8745b430a27f233474a5d7b18c2cc8d092243d975

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The same calculator for another year: 2027, 2026, 2025