How this calculator works for South Dakota residents

South Dakota's no state income tax is a retirement advantage. Sioux Falls, Rapid City, Aberdeen, and Brookings residents can use this Ramsey calculator to project their nest egg.

Key features for South Dakota planning

• 15% Contribution Rule — Invest 15% of gross household income into retirement accounts, following Baby Step 4.
• 8% Withdrawal Rate — Withdraw up to 8% of your nest egg annually based on Ramsey's growth portfolio assumptions.
• Pension & Social Security — Subtract expected pension and Social Security income from your monthly retirement need.
• Couples Mode — Combine both spouses' incomes, ages, and savings into one household projection.
• Employer Match — Include matching contributions from your workplace retirement plan.