Population in Mandan, ND

Population in Mandan, ND was 25,061 in 2025, according to the U.S. Census Bureau. That is up 0.9% from 2024. That is the 8th highest of 9 cities in 2025.

2025, persons25,061
Change on 2024+0.9%
Series high25,0612025
Series low24,2192020

Population in Mandan, ND, 2020 to 2025

24.2K24.4K24.6K24.8K25K25.2K2020202120222023202420252020: 24,219 persons2021: 24,407 persons2022: 24,508 persons2023: 24,754 persons2024: 24,834 persons2025: 25,061 persons
persons. Source: U.S. Census Bureau, Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals). Retrieved 2026-10-12, published 2026-05-14.
All 6 values
Periodpersons
202525,061
202424,834
202324,754
202224,508
202124,407
202024,219

Compared with North Dakota and United States

Place2025
Mandan, ND25,061
North Dakota799,358
United States341,784,857

Rankings

Definition

Resident population. Spain and the EU: 1 January, with Spanish figures from the official municipal register (Padrón). Norway: Statistics Norway, 1 January. United States: Census Bureau population estimates for 1 July. United Kingdom regions and local authorities: Office for National Statistics estimates for 30 June. Other countries and the World: World Bank mid-year estimates, which count all residents regardless of legal status or citizenship.

The World Bank series exists for every country, so use it (through compare) to rank countries on one basis.

How to cite

U.S. Census Bureau. Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-12.

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Questions

What is the population in Mandan, ND?

Population in Mandan, ND was 25,061 in 2025, according to the U.S. Census Bureau. That is up 0.9% from 2024. That is the 8th highest of 9 cities in 2025.

Where does this figure come from?

U.S. Census Bureau. Annual estimates of the resident population for incorporated places, 1 July (Population Estimates Program, subcounty totals). Retrieved by Invokely on 2026-10-12.

What was the highest population in Mandan, ND?

25,061 in 2025, the highest value since 2020 in this series.

Population elsewhere in North Dakota

All statistics for Mandan, ND