The 2027 HSA contribution limits increased to $4,500 for self-only coverage and $9,000 for family coverage, giving eligible savers additional tax-advantaged space for healthcare and retirement planning. If you're still focused on maxing out your 2026 HSA — good, keep going. But if you're a planner, the IRS has already released the inflation-adjusted contribution limits for 2027 via Revenue Procedure 2026-24. Here's what the numbers look like, so you're ready when 2027 arrives