529 Plan State Tax Deductions: Complete Guide by State (2026)
Compare 529 plan state tax deductions for all 50 states. See which states offer deductions, contribution limits, and how much you can save on state income taxes with 529 contributions.
Quick Answer
Over 30 states offer state income tax deductions or credits for 529 plan contributions, with benefits ranging from $0 (California, Delaware) to unlimited deductions (Colorado, Louisiana). Most states require you to contribute to their specific plan, but Arizona, Kansas, Minnesota, Missouri, Montana, and Pennsylvania allow deductions for contributions to any state’s plan. Annual tax savings can range from $100 to over $1,000 depending on your state and contribution amount.
Key Takeaways
- 30+ states offer deductions or credits for 529 contributions
- Deduction limits vary widely: from $0 to unlimited
- Some states allow any plan: AZ, KS, MN, MO, MT, PA
- Tax savings calculator: Multiply deduction × state tax rate
- Superfunding benefits: Some states allow 5-year spreading of large contributions
Complete State-by-State 529 Tax Deduction Guide
Understanding your state’s 529 tax benefits can save you thousands. This comprehensive guide covers all 50 states plus DC.
States with Generous Deductions
Colorado
- Deduction: Unlimited
- State tax rate: 4.40%
- Annual savings example: $10,000 contribution = $440 tax savings
Louisiana
- Deduction: Unlimited
- State tax rate: 4.25%
- Annual savings example: $10,000 contribution = $425 tax savings
Pennsylvania
- Deduction: $18,000 single / $34,000 joint per beneficiary
- State tax rate: 3.07%
- Annual savings example: $18,000 contribution = $522 tax savings
Illinois
- Deduction: $10,000 single / $20,000 joint
- State tax rate: 4.95%
- Annual savings example: $10,000 contribution = $495 tax savings
New York
- Deduction: $5,000 single / $10,000 joint
- State tax rate: 6.85%
- Annual savings example: $5,000 contribution = $342 tax savings
States with No Deduction
Unfortunately, these states offer no state income tax deduction for 529 contributions:
- California (No state income tax deduction available)
- Delaware (No deduction)
- Kentucky (No deduction)
- North Carolina (No deduction)
- New Jersey (No deduction, though has 529 plan)
- Hawaii (No deduction)
- Maine (No deduction)
- West Virginia (No deduction)
States with No Income Tax
These states have no state income tax, making the federal tax-free growth the primary benefit:
- Alaska
- Florida
- Nevada
- New Hampshire (taxes only dividends/interest)
- South Dakota
- Tennessee
- Texas
- Washington
- Wyoming
State Tax Deduction Comparison Table
| State | Deduction Limit (Single) | State Tax Rate | Max Annual Savings |
|---|---|---|---|
| Alabama | $5,000 | 5.00% | $250 |
| Alaska | N/A (no income tax) | 0% | $0 |
| Arizona | $2,000 | 4.50% | $90 |
| Arkansas | $5,000 | 5.00% | $250 |
| California | $0 | 9.30% | $0 |
| Colorado | Unlimited | 4.40% | Unlimited |
| Connecticut | $5,000 | 5.00% | $250 |
| Delaware | $0 | 6.60% | $0 |
| Florida | N/A (no income tax) | 0% | $0 |
| Georgia | $4,000 | 5.50% | $220 |
| Hawaii | $0 | 11.00% | $0 |
| Idaho | $4,000 | 5.80% | $232 |
| Illinois | $10,000 | 4.95% | $495 |
| Indiana | 20% credit (not deduction) | 3.15% | $340 credit |
| Iowa | $3,495 per beneficiary | 6.00% | $210 |
| Kansas | $3,000 per beneficiary | 5.70% | $171 |
| Kentucky | $0 | 4.50% | $0 |
| Louisiana | Unlimited | 4.25% | Unlimited |
| Maine | $0 | 7.15% | $0 |
| Maryland | $2,500 per beneficiary | 5.75% | $144 |
| Massachusetts | $1,000 per beneficiary | 5.00% | $50 |
| Michigan | $5,000 | 4.25% | $213 |
| Minnesota | $1,500 | 9.85% | $148 |
| Mississippi | $10,000 | 5.00% | $500 |
| Missouri | $8,000 | 4.80% | $384 |
| Montana | $3,000 per beneficiary | 5.90% | $177 |
| Nebraska | $5,000 | 5.84% | $292 |
| Nevada | N/A (no income tax) | 0% | $0 |
| New Hampshire | N/A (limited tax) | 0% | $0 |
| New Jersey | $0 | 10.75% | $0 |
| New Mexico | $3,000 per beneficiary | 5.90% | $177 |
| New York | $5,000 | 6.85% | $342 |
| North Carolina | $0 | 4.75% | $0 |
| North Dakota | $5,000 | 2.90% | $145 |
| Ohio | $4,000 per beneficiary | 3.99% | $160 |
| Oklahoma | $10,000 | 4.75% | $475 |
| Oregon | $2,405 per beneficiary | 9.90% | $238 |
| Pennsylvania | $18,000 per beneficiary | 3.07% | $522 |
| Rhode Island | $500 per beneficiary | 5.99% | $30 |
| South Carolina | $4,000 per beneficiary | 6.40% | $256 |
| South Dakota | N/A (no income tax) | 0% | $0 |
| Tennessee | N/A (no income tax) | 0% | $0 |
| Texas | N/A (no income tax) | 0% | $0 |
| Utah | $2,200 per beneficiary | 4.65% | $102 |
| Vermont | $250 per beneficiary | 8.75% | $22 |
| Virginia | $4,000 per account | 5.75% | $230 |
| Washington | N/A (no income tax) | 0% | $0 |
| West Virginia | $0 | 5.50% | $0 |
| Wisconsin | $3,680 per beneficiary | 7.65% | $282 |
| Wyoming | N/A (no income tax) | 0% | $0 |
States That Allow Any Plan Deduction
Most states require you to contribute to their specific 529 plan to get the deduction. However, these states are exceptions:
Arizona - Deduct up to $2,000 for contributions to ANY state’s 529 plan
Kansas - Deduct up to $3,000 per beneficiary for ANY state’s plan
Minnesota - Deduct up to $1,500 for contributions to any 529 plan
Missouri - Deduct up to $8,000 for contributions to any state’s plan
Montana - Deduct up to $3,000 per beneficiary for any 529 plan
Pennsylvania - Deduct up to $18,000 per beneficiary for contributions to any plan
This flexibility lets you shop for the best 529 plan (lowest fees, best investments) while still getting your state’s tax deduction.
Maximizing State Tax Benefits
1. Calculate Your Break-Even Point
If your state’s plan has higher fees but offers deductions, calculate whether the tax savings outweigh the extra costs:
Example:
- State plan expense ratio: 0.50%
- Low-cost out-of-state plan: 0.10%
- Fee difference: 0.40%
- Account balance: $100,000
- Annual extra cost: $400
- State tax deduction: $5,000
- Tax rate: 5%
- Annual tax savings: $250
In this case, the tax savings ($250) don’t offset the higher fees ($400), so choose the out-of-state plan.
2. Consider Superfunding
Some states allow spreading superfunding contributions ($90,000 at once) across 5 years for deduction purposes:
Indiana - Allows 5-year spreading for credit Wisconsin - Permits prorating large contributions
3. Contribute Year-End
Time contributions to maximize deductions. If you’re close to the limit, contribute in late December to capture the full deduction for that tax year.
Special Situations
Part-Year Residents
If you moved during the year, you may be able to claim deductions in both states. Check each state’s rules for part-year residency.
Married Filing Separately
Some states have different limits for joint vs. separate filers. Calculate which filing status maximizes your total household deduction.
Rollovers and Transfers
Most states treat rollovers from other 529 plans as contributions, allowing you to claim the deduction when moving money into your state’s plan.
Related Guides
State Tax Deduction FAQ
1. Can I deduct 529 contributions if I don’t itemize? Yes! 529 deductions are “above-the-line” deductions in most states, meaning you can claim them whether you itemize or take the standard deduction.
2. Do I need to contribute to my state’s plan to get the deduction? In most states, yes. However, Arizona, Kansas, Minnesota, Missouri, Montana, and Pennsylvania allow deductions for contributions to any state’s plan.
3. What if I contribute more than the deduction limit? You can contribute any amount up to the plan’s aggregate limit (often $300K+), but you can only deduct up to your state’s annual limit. Some states allow carrying forward excess contributions.
4. Can I claim deductions in multiple states? Generally no—you can only claim the deduction in your state of residence. However, part-year residents may have special rules.
5. Are 529 deductions refundable credits or just deductions? Most states offer deductions (reduce taxable income), but Indiana offers a 20% tax credit (better than deduction), and Utah offers both a deduction and a matching grant.
6. Do I need receipts or proof of contribution? Your 529 plan will send Form 1099-Q showing contributions, but keep your own records for state tax filing.
7. Can non-parents claim the deduction? Yes! Grandparents, aunts, uncles, or anyone contributing can claim the deduction if they’re the account owner. However, only one person can claim the deduction per contribution.
8. What’s the deadline for contributing to claim a deduction? Contributions must be made by December 31 in most states. A few states (like Georgia) allow April 15 contributions to count for the prior tax year.
9. Do I lose the deduction if I roll over the account? Usually no, as long as you’re rolling into another 529 plan for the same beneficiary. The deduction remains valid for the year you made the original contribution.
10. Can I amend prior year returns to claim missed deductions? Yes, most states allow amending returns within 3 years to claim missed deductions. File an amended state return with proof of contributions.
Use our 529 calculator to see your projected savings with state tax benefits included.
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