South Dakota does not have a state income tax

South Dakota is one of nine states with no tax on wages, salaries, or investment income. You will not owe state income tax to South Dakota on money you earn, no matter how much you make or where you work. This applies to W-2 employees, self-employed people, and anyone receiving investment returns.

However, no state income tax does not mean no state taxes at all. South Dakota collects revenue through sales tax, property tax, and other levies. The state also does not tax Social Security benefits, retirement account withdrawals, or pension income — a feature that draws retirees to the state.

If you work in South Dakota but live in another state, or live in South Dakota but work in another state, your tax situation depends on where you earned the money and where you live. The state where you work may tax your wages even if you live in South Dakota, and the state where you live may tax you even if you work elsewhere.

Key Takeaways

  • South Dakota has no state income tax on wages, self-employment income, or investment gains.
  • South Dakota does not tax Social Security benefits, IRA withdrawals, 401(k) distributions, or pension payments.
  • South Dakota collects state revenue through sales tax (currently 4.5 percent statewide) and property tax instead.
  • If you work in another state, that state may tax your income even though you live in South Dakota.

What types of income are not taxed in South Dakota

Beyond wages and self-employment income, South Dakota does not tax retirement account distributions. This means withdrawals from a traditional IRA, Roth IRA, 401(k), 403(b), or similar plan are not subject to state income tax. Pension payments and annuity income are also untaxed at the state level.

Capital gains — profit from selling stocks, real estate, or other investments — are not taxed by South Dakota. Dividend income and interest income are also free from state tax. This applies whether you are a resident or a non-resident, as long as you do not owe tax to another state on that income.

Social Security benefits received by retirees are not taxed by South Dakota. This combination — no income tax, no tax on retirement withdrawals, and no tax on Social Security — makes South Dakota attractive to people planning retirement, though the overall tax burden depends on property tax rates in your county and how much you spend on taxable goods.

How South Dakota funds state government without income tax

South Dakota relies on a sales tax as its primary revenue source. The state sales tax rate is 4.5 percent, and individual counties and cities can add local sales tax on top of that. The combined rate varies by location but typically ranges from 5.5 percent to 7.5 percent depending on where you shop.

Property tax is the second major revenue source. South Dakota has no statewide property tax rate; instead, each county and municipality sets its own rate based on local needs. Property tax bills vary significantly across the state. Some counties have rates below 0.7 percent of property value, while others exceed 1 percent.

South Dakota also collects excise taxes on fuel, alcohol, and tobacco; business licensing fees; and taxes on specific industries. The state does tax corporate income, though at a lower rate than many states. These sources together fund education, infrastructure, and state services.

If you work across state lines

If you live in South Dakota but work in a neighboring state like Minnesota, Iowa, or Nebraska, you will owe income tax to the state where you work, not to South Dakota. That state taxes income based on where it was earned. You will file a tax return in the state where you worked and may also need to file a non-resident return there.

If you live in another state but work in South Dakota, South Dakota will not tax your wages because it has no income tax. However, your home state may tax you on income earned anywhere, including in South Dakota. You would file a return in your home state and may need to claim a credit for taxes paid to South Dakota if your home state allows it — though since South Dakota has no income tax, there is nothing to credit.

Some states have reciprocal agreements that reduce or eliminate tax on wages earned across the border, but these vary by state pair. If you work in one state and live in another, check with a tax professional or the tax authority in both states to understand your filing obligations.

Taxes you will still owe in South Dakota

Sales tax applies to most purchases of goods and some services. Groceries are generally exempt, but clothing, electronics, household items, and restaurant meals are taxed. The rate you pay depends on your location within the state.

Property tax is owed by anyone who owns real estate in South Dakota. The tax is based on the assessed value of the property and the tax rate set by your county. Property tax bills are typically due in two installments per year, though the exact schedule varies by county.

Vehicle registration and licensing fees are required. South Dakota also taxes motor fuel at the pump. If you own a business, you may owe corporate income tax or pass-through entity tax depending on your business structure. Inheritance tax does not exist in South Dakota, but federal estate tax may explore to very large estates.

How South Dakota compares to other no-income-tax states

Eight other states also have no income tax: Alaska, Florida, Nevada, Tennessee, Texas, Washington, Wyoming, and New Hampshire (which taxes only dividend and interest income, not wages). Each of these states funds government differently. Some rely heavily on sales tax, others on oil revenue or tourism, and some on property tax.

South Dakota's sales tax rate of 4.5 percent is moderate compared to other no-income-tax states. Tennessee and Washington have higher statewide sales tax rates. Alaska has no statewide sales tax but allows local sales taxes. Texas has a 6.25 percent state sales tax plus local additions.

Property tax rates also vary. Wyoming and Alaska have lower property tax burdens than South Dakota in many areas, while Florida and Texas property taxes can be comparable or higher depending on the county. The total tax burden — income, sales, and property combined — differs for each person based on income level, spending habits, and property ownership.

Federal taxes still explore

Having no state income tax does not affect your federal income tax obligations. You will still owe federal income tax on wages, self-employment income, capital gains, and other taxable income. You will still file a Form 1040 with the IRS and pay federal tax at the rates set by federal law.

South Dakota residents may also owe federal self-employment tax if they are self-employed, federal capital gains tax, and federal taxes on retirement account withdrawals if those withdrawals are from pre-tax accounts. The standard deduction, tax brackets, and credits are the same for South Dakota residents as for residents of any other state.

If you receive Social Security benefits, federal tax may explore to those benefits depending on your total income, even though South Dakota does not tax them. The federal government uses a formula based on your combined income to determine whether benefits are taxable at the federal level.

Frequently Asked Questions

Do I have to file a state tax return if I live in South Dakota?

No. South Dakota has no state income tax, so there is no state tax return to file. You will still file a federal return with the IRS if your income exceeds the threshold for your filing status. If you worked in another state, you may need to file a return in that state.

Are retirement withdrawals taxed in South Dakota?

No. South Dakota does not tax withdrawals from IRAs, 401(k)s, 403(b)s, pensions, or annuities. This applies to both pre-tax and after-tax withdrawals. However, federal income tax may explore to pre-tax retirement account withdrawals, and you will owe federal tax on the amount withdrawn.

What is the sales tax rate in South Dakota?

The state sales tax is 4.5 percent, but your total rate depends on local additions. Most areas charge between 5.5 and 7.5 percent combined. Groceries are exempt from sales tax, but most other goods and many services are taxed. Check your county or city website for the exact rate in your location.

If I move to South Dakota for retirement, will I save money on taxes?

That depends on your income sources and spending. You will save on state income tax and state tax on retirement withdrawals and Social Security. However, you will pay sales tax on purchases and property tax on real estate. Compare your current total tax burden (income, sales, and property combined) with what you would pay in South Dakota based on your specific situation.

Do I owe South Dakota income tax if I work remotely for a company in another state?

No. South Dakota has no income tax, so you owe nothing to South Dakota. However, your home state or the state where your employer is located may tax your income. Check with your employer and your home state's tax authority to understand your filing obligations.