Mandan, North Dakota Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Mandan, North Dakota is 24,293 as of the 2023 American Community Survey, making it the 8th-largest city in North Dakota. The median household income is $75,966, the median home value is $246,300, and the median age is 36.2.
The population has grown 30.8% since 2010 (18,947 → 24,788).
24,293
Population
1797
People / sq mi
$75,966
Median Income
$246,300
Median Home Value
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Mandan covers 13.5 sq mi of land at 1797 people per square mile.
About Mandan, ND
The poverty rate is what most separates Mandan from the typical city: 3.5% of residents live below the federal poverty line, against 12.4% nationally. With 24,293 residents, Mandan is a city in North Dakota. That makes it one of the ten largest cities in North Dakota in the country, at #8 by population.
Median household income is $75,966, near the US median of $78,538. Poverty is relatively low for US cities at 3.5%, below the national 12.4%. Median home value is $246,300, with typical rent around $1,044.
Degree attainment is mid-range for US cities: 30.6% of adults hold a four-year degree, below the national 35.0%. Just 8.1% of workers are home-based, below the national 14.0%, and the average commute runs about 18 minutes each way.
Mandan city Population History (2010-2024)
The city of Mandan city had a population of 18,947 in 2010 and 24,788 in 2024, a 30.8% growth over 14 years. The peak was 24,788 in 2024. Average annual growth rate: 1.95%.
24,788
Population (2024)
18,947
Population (2010)
24,788
Peak (2024)
1.95%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 18,947 |
| 2011 | 19,122 |
| 2012 | 19,516 |
| 2013 | 20,312 |
| 2014 | 21,239 |
| 2015 | 21,753 |
| 2016 | 22,133 |
| 2017 | 22,367 |
| 2018 | 22,533 |
| 2019 | 22,752 |
| 2020 | 24,223 |
| 2021 | 24,408 |
| 2022 | 24,511 |
| 2023 | 24,715 |
| 2024 | 24,788 |
Race & Ethnicity
| White | 85.4% |
| Black or African American | 2.4% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 5.8% |
| Two or More Races | 0.0% |
Economy & Income
$75,966
Median Household Income
$45,965
Per Capita Income
3.5%
Poverty Rate
1.0%
Unemployment Rate
Housing
$246,300
Median Home Value
$1,044
Median Rent
70.1%
Owner-Occupied
Education
94.6%
High School+
30.6%
Bachelor's+
Commute
0.0%
Drive Alone
82.5%
Public Transit
8.1%
Work From Home
18.4 min
Avg Commute
Community Profile
26.8%
Foreign Born
94.2%
Non-English at Home
7.7%
Veterans
9.5%
With Disability
94.7%
Health Insurance
95.1%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 25.1% |
| Education, Health Care & Social Services | 11.6% |
| Construction | 7.8% |
| Public Administration | 7.2% |
| Finance, Insurance & Real Estate | 6.5% |
| Retail Trade | 6.3% |
| Information | 6.1% |
| Manufacturing | 5.4% |
| Arts, Entertainment & Food Services | 5.2% |
| Agriculture & Mining | 2.4% |
| Transportation & Warehousing | 1.6% |
Largest cities in North Dakota
Largest counties in North Dakota
Part of North Dakota
Metro areas in North Dakota
City rankings
Frequently Asked Questions
Mandan, North Dakota has a population of 24,293 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 8th-largest city in North Dakota.
The median household income in Mandan, North Dakota is $75,966, with 3.5% of residents living below the federal poverty level.
The median home value in Mandan, North Dakota is $246,300, with median monthly rent at $1,044 and a homeownership rate of 70.1%.
The median age in Mandan, North Dakota is 36.2 years. The population is 50.4% male and 49.6% female.
The population has grown 30.8% since 2010 (18,947 → 24,788).
Mandan city, ND Climate
Mandan city, ND has an average annual temperature of 5.9°C (43°F) and receives about 428 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
5.9°C
Avg Temp
428
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -12° / 10° | 10 mm |
| February | -8° / 17° | 10 mm |
| March | -2° / 29° | 17 mm |
| April | 6° / 43° | 42 mm |
| May | 13° / 56° | 60 mm |
| June | 19° / 66° | 72 mm |
| July | 22° / 71° | 68 mm |
| August | 21° / 69° | 50 mm |
| September | 15° / 59° | 40 mm |
| October | 8° / 46° | 34 mm |
| November | -2° / 29° | 15 mm |
| December | -9° / 15° | 10 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Mandan city, ND
The most comfortable months to visit Mandan city, ND are typically August, July and June, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 29°C high). The coldest is January (near -18°C low). June is usually the wettest month.
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Statewide data for North Dakota
Population, race, income, age, and trends across North Dakota
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.