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HSA Contribution Deduction in Missouri 2026

Calculate your hsa contribution deduction tax savings in Missouri. With Missouri's 4.8% top state tax rate, your combined savings are higher.

Missouri Tax Overview

State Income Tax
4.8%
progressive
Sales Tax
4.225%
avg combined: 8.29%
Property Tax Rate
0.91%
Median Income
$60,374

Top rate 4.8%. Federal income tax deduction allowed. Uses federal standard deduction.

Missouri Income Tax Brackets (Single)

0%
$0 - $1,207
2%
$1,207 - $2,414
2.5%
$2,414 - $3,621
3%
$3,621 - $4,828
3.5%
$4,828 - $6,035
4%
$6,035 - $7,242
4.5%
$7,242 - $8,449
4.8%
$8,449 +
Your bracket
$1,340
Est. Total Savings
$8,300
Max Deduction
Above-the-Line
Deduction Type
26.8%
Combined Tax Rate

HSA Contribution Deduction Savings Calculator for Missouri

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Federal Savings

$1,100

22% bracket

Missouri State

$240

4.8% rate

Total Savings

$1,340

26.8% combined

At a 26.8% combined tax rate in Missouri, every $1,000 in deductions saves you $268 in taxes.

Savings by Tax Bracket in Missouri

10%
$740
12%
$840
22%
$1,340
24%
$1,440
32%
$1,840
35%
$1,990
37%
$2,090

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

Eligibility Requirements

Individuals enrolled in a High Deductible Health Plan (HDHP)

  • 1Enrolled in HDHP
  • 2Not enrolled in Medicare
  • 3Not claimed as dependent

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
  • !Exceeding annual limits
  • !Forgetting to claim the deduction on your Missouri state return (missing up to 4.8% additional savings)

Missouri Filing Tips

Use Missouri's federal income tax deduction. Federal standard deduction applies. Social Security exempt if AGI below $100K (married). Property tax credit for seniors.

Required Tax Forms

Form 8889Schedule 1

File these forms with your federal tax return to claim the hsa contribution deduction. Missouri may require additional state-specific forms.

Other Tax Deductions in Missouri

Medical and Dental Expenses Deduction

Healthcare

~$9,745
est. savings

Mortgage Interest Deduction

Housing

~$4,264
est. savings

Property Tax Deduction

Housing

~$2,680
est. savings

Home Office Deduction

Housing

~$1,462
est. savings

Home Energy Tax Credit

Housing

~$1,800
est. savings

Residential Solar Tax Credit

Housing

~$7,500
est. savings

Military Moving Expenses

Housing

~$4,873
est. savings

PMI Premium Deduction

Housing

~$1,340
est. savings

HSA Contribution Deduction in Neighboring States

Iowa

3.8% top rate (flat)

~$4,105
+2,765 vs Missouri

Illinois

4.95% top rate (flat)

~$4,287
+2,947 vs Missouri

Kentucky

4% top rate (flat)

~$4,136
+2,796 vs Missouri

Tennessee

No state income tax

~$3,500
+2,160 vs Missouri

Arkansas

4.7% top rate (progressive)

~$4,248
+2,908 vs Missouri

Oklahoma

4.75% top rate (progressive)

~$4,256
+2,916 vs Missouri

Kansas

5.7% top rate (progressive)

~$4,407
+3,067 vs Missouri

Nebraska

5.84% top rate (progressive)

~$4,429
+3,089 vs Missouri

Tax Calculators for Missouri Cities

Kansas CitySt. LouisSpringfieldColumbiaIndependenceLee's SummitLee's SummitOFallonSt. JosephSt. Charles

Calculate Your Full Tax Savings in Missouri

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

Income Tax CalculatorMissouri Income TaxFull HSA Contribution Deduction Guide

Frequently Asked Questions

How much can I save with the HSA Contribution Deduction in Missouri?

In Missouri, the hsa contribution deduction can save you an estimated $1,340 per year on a $5,000 deduction. This includes $1,100 in federal tax savings and $240 in Missouri state tax savings at the 4.8% marginal rate. The national average savings is $3,500/year.

What is the Missouri state income tax rate?

Missouri has a progressive income tax system with a top rate of 4.8%. Top rate 4.8%. Federal income tax deduction allowed. Uses federal standard deduction.

Who qualifies for the HSA Contribution Deduction in Missouri?

Individuals enrolled in a High Deductible Health Plan (HDHP). The eligibility requirements are the same whether you live in Missouri or another state, as this is a federal tax deduction. However, your total savings will vary based on Missouri's 4.8% top state tax rate.

What tax forms do I need to claim the HSA Contribution Deduction in Missouri?

To claim the hsa contribution deduction, you need to file Form 8889 and Schedule 1 with your federal return. Missouri residents should also check if the state allows this deduction on their state return for additional savings of up to 4.8%. Filing status affects your deduction limits and tax bracket.

Is the HSA Contribution Deduction better in Missouri than in states without income tax?

Yes, Missouri residents benefit more because the state's 4.8% top income tax rate 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 26.8% means more savings per dollar deducted.

What is the standard deduction in Missouri for 2026?

Missouri's standard deduction is $14,600 for single filers and $29,200 for married filing jointly. Use Missouri's federal income tax deduction. Federal standard deduction applies. Social Security exempt if AGI below $100K (married). Property tax credit for seniors.

Related Calculators

Medical and Dental Expenses Deduction in Missouri

Avg savings: $8,000/year

Mortgage Interest Deduction in Missouri

Avg savings: $3,500/year

Property Tax Deduction in Missouri

Avg savings: $2,200/year

Home Office Deduction in Missouri

Avg savings: $1,200/year

Home Energy Tax Credit in Missouri

Avg savings: $1,800/year

Residential Solar Tax Credit in Missouri

Avg savings: $7,500/year