Idaho 529 Plan And College Savings Options

Idaho 529 Plans At A Glance

Idaho 529 Tax Deduction And Tax Rules

Idaho lets taxpayers deduct up to $6,000 a year in IDeal contributions for single or head-of-household filers, or $12,000 for married couples filing jointly, whether or not they itemize (Idaho State Tax Commission). The deduction isn't limited to the account owner, so a grandparent who files an Idaho return and adds money to a grandchild's IDeal account gets the same deduction (IDeal). Our state-by-state 529 tax deduction table shows how that compares with neighboring states.

Contributions must be made by December 31 to count for that tax year, and contributions to another state's 529 plan don't qualify (Idaho State Tax Commission). Growth is tax-deferred and qualified withdrawals are tax-free, including withdrawals for an out-of-state college, which our list of qualified 529 plan expenses breaks down.

Idaho doesn't require money to stay in IDeal for any set period before you use it. The statute allows the deduction for contributions made during the tax year and only requires an add-back for non-qualified withdrawals and transfers to another state's plan (Idaho Code § 63-3022), and the IDeal disclosure statement adds no holding period (IDeal Disclosure Statement). Idaho families paying tuition out of pocket can route up to $6,000 ($12,000 joint) through IDeal first and still claim the deduction, a move states like Wisconsin and Montana have blocked, as our breakdown of 529 plan churning and withdrawal limits explains.

The rollover rule is Idaho's version of a lookback. Moving IDeal money to another state's 529 plan triggers an add-back, but only for contributions you deducted in the year of the transfer and the year before (Idaho Code § 63-3022). Roth rollovers aren't on the add-back list, and the Tax Commission lists them as an allowed use for accounts open at least 15 years, so read our 529-to-Roth IRA rollover rules before you move leftover money.

Idaho points to the federal definition of qualified expenses and now lists K-12 tuition up to $20,000 a year, along with student loans and apprenticeship costs (Idaho State Tax Commission). The Tax Commission's list names K-12 tuition only and doesn't address the new federal categories for other K-12 costs or postsecondary credential programs, so confirm with the Tax Commission before using either. Our breakdown of the 2026 529 plan expansion covers what changed federally.

How Idaho's 529 Plan Ranks

Idaho ranks 27th of the 50 state plans in our best 529 plans rankings, which include Washington, D.C., with a 63.0% net return on investment. Our Net ROI score models $100 a month for 10 years at a 5% annual return, subtracts plan fees, and reinvests the value of the state tax break each year. IDeal lands in the middle of the pack because its 5.3% tax break is solid, while the 0.29% fee in our rankings data is higher than most plans near the top.

Don't read this table as a reason to switch plans. Each state's score assumes a taxpayer in that state using its own plan, so an Idaho resident who moves to Utah's lower-fee plan gives up the Idaho deduction, which leaves them worse off. The ranking shows what a dollar is worth inside IDeal compared with what families in other states get, and the full rankings table lists all 50 state plans.

The gap with the top of the list comes down to two levers Idaho controls. Indiana's 20% tax credit is what puts it at #1, and Idaho's 5.3% break and mid-range fee keep it in the middle, so a larger deduction or lower fees would move Idaho families up. If that matters to you, share these numbers with your state legislators, and use our 529 plan tax deductions by state table to show how other states reward savers.

Should Idaho Residents Use IDeal?

Yes, for nearly every Idaho taxpayer. A resident who picks another state's plan gets no Idaho deduction, and IDeal's 0.35% all-in cost is low enough that a cheaper plan elsewhere won't make up the lost break on typical contributions (IDeal Disclosure Statement). Our 529 plan tax deductions by state table shows how Idaho's break compares.

Families who already hold another state's plan can roll it into IDeal and start claiming the deduction on new contributions, and our explainer on 529 plan rollovers and transfers covers the once-per-year federal limit. Nonresidents can open IDeal too, since any U.S. citizen or resident alien 18 or older can own an account (IDeal), but they should first check where to open a 529 plan in their own state.

Four years at an in-state Idaho public university runs close to $83,000 on campus, so the average IDeal balance of about $19,300 covers a little less than one year. Our Idaho college costs and financial aid breakdown lists costs by school, and our 529 savings benchmarks by age show what to aim for.

Idaho 529 Plan Details

IDeal is run by Ascensus as program manager, with Vanguard managing most of the investments, under Idaho's State College Savings Program Board (IDeal; Idaho Code § 33-5402). As of June 30, 2026, IDeal held $1.12 billion across 57,770 open accounts, which ranked Idaho 41st among the states in 529 assets (The 529 Network). Our 529 plan and college savings statistics show how that compares nationally.

Other Idaho College Savings Programs

Upromise. Upromise lets you earn money for your IDeal account through rebates and rewards on everyday spending, and the Upromise credit card sends cash back straight into your child's 529 plan (Upromise). You can link an IDeal account to your Upromise profile, so the rewards stack on top of Idaho's state tax deduction.

Employer tax credit. Idaho employers that contribute directly to employees' IDeal accounts get a state tax credit of 20% of the contribution, capped at $500 per employee per year (Idaho State Tax Commission). Ask your HR department whether it participates, and see our 529 plan overview for how employer money fits into a savings plan.

Idaho ABLE Savings Plan. Idaho launched its own ABLE program in January 2026 through the State Treasurer's Office, giving residents with disabilities a 529A account that doesn't count against public-assistance asset limits (Idaho Capital Sun). Details are at idahoable.com, and our 529 plan overview compares ABLE accounts with regular college savings.

Leftover money. Families with money left after college can change the beneficiary to a sibling, pay down up to $10,000 of student loans, or roll to a Roth IRA once the account is 15 years old. Our list of what to do with leftover 529 money covers each option, and Idaho graduates in teaching or health care should also check Idaho student loan repayment assistance programs.

Frequently Asked Questions

Related Idaho Resources

How We Sourced This Data

Plan details on this page come from the plan and the state: the IDeal website's FAQ and grandparent pages, the IDeal Disclosure Statement (June 2024) with supplements through June 2026, Idaho Code §§ 63-3022 and 33-5402, and The 529 Network 529 plan data as of June 30, 2026. Tax rules come from the Idaho State Tax Commission's IDeal page (updated August 10, 2026) and the Idaho Code. News on the plan's renaming and the Idaho ABLE launch comes from Idaho Education News and the Idaho Capital Sun, and the college cost figure comes from our Idaho financial aid page, which draws on institutional cost pages and NCES IPEDS data. Read more about how we fact-check and update content.

Page refreshed annually in September, after IDeal publishes its updated fee schedule, and reviewed in January for tax season. Last full refresh: September 24, 2026.