South Dakota Income Tax Rates (2026) The quick answer: no state income tax South Dakota does not levy a state income tax on wages, salaries, retirement account withdrawals, or investment income. South Dakota is one of 9 states with no state income tax at all, alongside Alaska, Florida, Nevada, New Hampshire, Tennessee, Texas, Washington, and … Read more
Does South Dakota Tax Social Security? Short answer: no South Dakota does not tax Social Security benefits — and it doesn’t tax any other kind of income either. South Dakota has no state income tax at all, on wages, pensions, 401(k) and IRA withdrawals, investment income, or Social Security. No state-level tax on Social Security … Read more
Nicholas Bulgin is an entrepreneur and investor with hands-on experience across stocks, cryptocurrency, real estate, and emerging asset classes. He writes about the practical mechanics of building and managing wealth.