How does Idaho’s tax code compare? Idaho has a flat 5.8 percent individual income tax rate. Idaho has a 5.8 percent corporate income tax rate. Idaho also has a 6.00 percent state sales tax rate and an average combined state and local sales tax rate of 6.03 percent. Idaho has a 0.47 percent effective property tax rate on owner-occupied housing value.
Idaho does not have an estate tax or inheritance tax. Idaho has a 33 cents per gallon gas tax rate and a $0.57 cigarette excise tax rate. The State of Idaho collects $4,541 in state and local tax collections per capita. Idaho has $3,135 in state and local debt per capita and has an 89 percent funded ratio of public pension plans. Idaho’s tax system ranks 11th overall on the 2025 State Tax Competitiveness Index.
Each state’s tax code is a multifaceted system with many moving parts, and Idaho is no exception. The first step towards understanding Idaho’s tax code is knowing the basics. How does Idaho collect tax revenue? Click the tabs below to learn more! You can also explore our state tax maps, which are compiled from our annual publication, Facts & Figures 2024: How Does Your State Compare?
Subscribe to get insights from our trusted experts delivered straight to your inbox.
Subscribe
Get facts about taxes in your state and around the U.S.
The State Tax Competitiveness Index enables policymakers, taxpayers, and business leaders to gauge how their states’ tax systems compare. While there are many ways to show how much state governments collect in taxes, the Index evaluates how well states structure their tax systems and provides a road map for improvement.
115 min read
Facts & Figures serves as a one-stop state tax data resource that compares all 50 states on over 40 measures of tax rates, collections, burdens, and more.
2 min read
Tax burdens rose across the country as pandemic-era economic changes caused taxable income, activities, and property values to rise faster than net national product. Tax burdens in 2020, 2021, and 2022 are all higher than in any other year since 1978.
24 min read
Individual income taxes are a major source of state government revenue, accounting for more than a third of state tax collections. How do income taxes compare in your state?
8 min read
Graduated corporate rates are inequitable—that is, the size of a corporation bears no necessary relation to the income levels of the owners.
7 min read
Retail sales taxes are an essential part of most states’ revenue toolkits, responsible for 32 percent of state tax collections and 13 percent of local tax collections (24 percent of combined collections).
9 min read
Individual income taxes are a major source of state government revenue, accounting for more than a third of state tax collections:
28 min read
While many factors influence business location and investment decisions, sales taxes are something within policymakers’ control that can have immediate impacts.
12 min read
Forty-four states levy a corporate income tax. Rates range from 2.5 percent in North Carolina to 11.5 percent in New Jersey.
8 min read
Well-designed Net Operating Loss (NOL) provisions benefit the economy by smoothing business income, which mitigates entrepreneurial risk and helps firms survive economic downturns.
24 min read
States are unprepared for the ongoing shift to remote and flexible work arrangements, or for the industries and activities of today, to say nothing of tomorrow. In some states, moreover, existing tax provisions exacerbate the impact of high inflation and contribute to the supply chain crisis.
40 min read
The pandemic has accelerated changes in the way we live and work, making it far easier for people to move—and they have. As states work to maintain their competitive advantage, they should pay attention to where people are moving, and try to understand why.
6 min read
While there are many ways to show how much is collected in taxes by state governments, our State Business Tax Climate Index is designed to show how well states structure their tax systems and provides a road map for improvement.
169 min read
The six counties with the highest median property tax payments all have bills exceeding $10,000—Bergen, Essex, and Union Counties in New Jersey, and Nassau, Rockland, and Westchester counties in New York. All six are near New York City, as is the next highest, Passaic County, New Jersey ($9,881).
3 min read
It is important to understand how the SALT deduction’s benefits have changed since the SALT cap was put into place in 2018 before repealing the cap or making the deduction more generous. Doing so would disproportionately benefit higher earners, making the tax code more regressive.
6 min read