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Health Savings Account (HSA) in St. Louis, MO 2026

Calculate your health savings account (hsa) tax savings in St. Louis, Missouri. With Missouri's 4.8% state tax rate, your combined savings are higher.

Missouri Tax Context

State Income Tax
4.8%
Local Income Tax
1%
Property Tax Rate
0.96%
Tax Burden
Moderate

St. Louis earnings tax of 1%; independent city; high combined sales tax

$1,390
Est. Total Savings
$8,300
Max Deduction
Above-the-Line
Deduction Type
27.8%
Combined Tax Rate

Health Savings Account (HSA) Savings Calculator for St. Louis

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Federal Savings

$1,100

22% bracket

Missouri State

$240

4.8% rate

Local Tax

$50

1% rate

Total Savings

$1,390

27.8% combined

At a 27.8% combined tax rate in St. Louis, every $1,000 in deductions saves you $278 in taxes.

Savings by Tax Bracket in St. Louis

10%
$790
12%
$890
22%
$1,390
24%
$1,490
32%
$1,890
35%
$2,040
37%
$2,140

Includes 4.8% Missouri state tax + 1% local tax on top of federal savings.

Eligibility Requirements

Individuals enrolled in high-deductible health plans

  • 1Must have HDHP coverage
  • 2Cannot be enrolled in Medicare
  • 3Contribution limits apply

Missouri residents should verify that this deduction is also recognized on their state tax return for additional savings of up to 4.8%.

Common Mistakes to Avoid

  • !Contributing without HDHP
  • !Over-contributing
  • !Forgetting to claim the deduction on your Missouri state return (missing 4.8% additional savings)
  • !Not checking if St. Louis's local income tax allows this deduction (1% potential additional savings)

Required Tax Forms

Form 8889Form 1040

File these forms with your federal tax return to claim the health savings account (hsa). Missouri may require additional state-specific forms.

Other Tax Deductions in St. Louis, MO

Medical and Dental Expenses Deduction

Healthcare

~$10,109
est. savings

HSA Contribution Deduction

Healthcare

~$4,423
est. savings

HSA Contributions

Healthcare

~$1,137
est. savings

Long-Term Care Insurance Premiums

Healthcare

~$3,159
est. savings

Self-Employed Health Insurance

Healthcare

~$10,109
est. savings

Medical and Dental Expenses

Healthcare

~$6,318
est. savings

Archer Medical Savings Account

Healthcare

~$3,159
est. savings

Mortgage Interest Deduction

Housing

~$4,423
est. savings

Health Savings Account (HSA) in Other Missouri Cities

Kansas City, MO

4.8% state + 1% local

~$5,686
+4,296 vs St. Louis

Springfield, MO

4.8% state tax

~$5,482
+4,092 vs St. Louis

Columbia, MO

4.8% state tax

~$5,482
+4,092 vs St. Louis

Independence, MO

4.8% state tax

~$5,482
+4,092 vs St. Louis

Lee's Summit, MO

4.8% state tax

~$5,482
+4,092 vs St. Louis

Lee's Summit, MO

4.95% state + 1.35% local

~$5,789
+4,399 vs St. Louis

OFallon, MO

4.95% state + 1.24% local

~$5,766
+4,376 vs St. Louis

St. Joseph, MO

4.95% state + 1.35% local

~$5,789
+4,399 vs St. Louis

Calculate Your Full Tax Savings in St. Louis

Use our free tax calculators to optimize your entire tax return for Missouri.

Income Tax CalculatorTaxes in St. LouisFull Health Savings Account (HSA) Guide

Frequently Asked Questions

How much can I save with the Health Savings Account (HSA) in St. Louis, MO?

In St. Louis, Missouri, the health savings account (hsa) can save you an estimated $1,390 per year. This includes $1,100 in federal tax savings and $240 in Missouri state tax savings plus $50 in local tax savings. The national average savings is $4,500/year.

What is the Missouri state income tax rate for St. Louis residents?

Missouri has a 4.8% state income tax rate. St. Louis residents also pay a 1% local income tax, bringing the combined state/local rate to 5.8%. St. Louis earnings tax of 1%; independent city; high combined sales tax

Who qualifies for the Health Savings Account (HSA) in St. Louis?

Individuals enrolled in high-deductible health plans. The eligibility requirements are the same whether you live in St. Louis or elsewhere in the U.S., as this is a federal tax deduction. However, your savings amount will vary based on Missouri's 4.8% state tax rate.

What tax forms do I need to claim the Health Savings Account (HSA) in Missouri?

To claim the health savings account (hsa), you need to file Form 8889 and Form 1040 with your federal return. Missouri residents should also check if the state allows this deduction on their state return, which could provide an additional 4.8% savings. Filing status affects your deduction limits and tax bracket.

Is the Health Savings Account (HSA) better in St. Louis than in states without income tax?

Yes, St. Louis residents benefit more because Missouri's 4.8% state income tax means the deduction reduces both your federal AND state tax liability. In states with no income tax (like Texas, Florida, or Nevada), this deduction only reduces federal taxes. Your combined rate of 27.8% means more savings per dollar deducted.

Related Calculators

Medical and Dental Expenses Deduction in St. Louis

Avg savings: $8,000/year

HSA Contribution Deduction in St. Louis

Avg savings: $3,500/year

HSA Contributions in St. Louis

Avg savings: $900/year

Long-Term Care Insurance Premiums in St. Louis

Avg savings: $2,500/year

Self-Employed Health Insurance in St. Louis

Avg savings: $8,000/year

Medical and Dental Expenses in St. Louis

Avg savings: $5,000/year