Retirement Calculator in North Dakota

Plan your retirement savings in North Dakota. Uses local cost of living (index: 97) and 2.9% state income tax to project how much you need.

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Historical S&P 500 average: ~7% real

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North Dakota Retirement Planning Facts (2026)

97
Cost of Living Index
$68K
Median Household Income
2.9%
State Income Tax
$1,360K
Est. Nest Egg Needed

North Dakota Retirement Tax Status

Partially taxed

State income tax (top rate)2.9%
Cost of living vs. national avg3% less expensive
Median household income$68,000/yr

Retirement Planning in North Dakota: What You Need to Know

Retirement planning in North Dakota requires factoring in the state's unique combination of cost of living, tax treatment of retirement income, and local income levels. North Dakota's cost of living index of 97 means that a dollar goes further in North Dakota than in most other states, which directly affects how much nest egg you need.

Using the 4% withdrawal rule and an 80% income replacement target, a North Dakota household earning the median $$68,000 needs approximately $1,360K in investable assets to retire comfortably. Social Security benefits — averaging $1,700–$1,900/month per recipient — offset this requirement.

North Dakota vs. National Retirement Benchmarks

MetricNorth DakotaNational Avg
Median Household Income$68,000$74,580
Cost of Living Index97100
State Income Tax (top)2.9%~5.5%
Est. Nest Egg Needed (4% rule)$1,360K$1,490K

Traditional vs. Roth Accounts in North Dakota

In North Dakota, traditional 401(k) and IRA contributions reduce both your federal and state taxable income (2.9% top rate). Roth contributions provide tax-free growth but no upfront deduction. If you expect to stay in North Dakota in retirement, Roth accounts can be attractive if you anticipate being in a similar or higher tax bracket later — you pay 2.9% state tax now in exchange for zero state tax on future withdrawals.

Frequently Asked Questions — Retirement Calculator in North Dakota

Does North Dakota tax retirement income?+
Partially taxed North Dakota's top state income tax rate is 2.9%. Depending on your income sources, this can reduce your net retirement income meaningfully — factor this into your retirement income projections.
How much do I need to retire in North Dakota?+
Based on North Dakota's median household income of $68,000 and a cost of living index of 97 (national average = 100), a comfortable retirement in North Dakota typically requires $54,400/year in income (80% replacement rule). Using the 4% withdrawal rule, that implies a nest egg of approximately $1,360K. North Dakota's cost of living is close to the national average.
What is the cost of living in North Dakota for retirees?+
North Dakota's cost of living index is 97 compared to the national average of 100. This means living in North Dakota costs approximately 3% less than the national average — a meaningful advantage for retirees stretching fixed incomes. Key drivers of retirement costs include housing, healthcare, transportation, and groceries.
What is the 4% rule and how does it apply in North Dakota?+
The 4% rule (Bengen Rule) states that retirees can safely withdraw 4% of their portfolio in year one, then adjust for inflation annually, with low risk of running out of money over a 30-year retirement. In North Dakota, if you need $54,400/year in retirement income, the 4% rule suggests accumulating $1,360K in investable assets. This figure should be adjusted up for your specific lifestyle and down for Social Security benefits, pensions, or part-time income.
How does North Dakota's income tax affect retirement savings?+
North Dakota's top state income tax rate of 2.9% applies to most ordinary income, including 401(k) and traditional IRA withdrawals. Consider whether Roth accounts (which provide tax-free withdrawals) or traditional pre-tax accounts are optimal given your expected retirement income level in North Dakota.

Data Sources & Methodology

Cost of living data from the Council for Community and Economic Research (C2ER). State income tax rates from the Tax Foundation. Median household income from U.S. Census Bureau ACS. Retirement income needs calculated using the 80% replacement rate and 4% withdrawal rule. Last updated 2026.

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