Data / Population / Cass County

Population in Cass County

Population in Cass County was 201,794 in 2025, according to the U.S. Census Bureau. That is up 1.3% from 2024. That is the 1st highest of 53 counties in 2025.

2025, persons201,794
Change on 2024+1.3%
Rank1st of 53Counties in North Dakota ranked
Series high201,7942025
Series low184,8972020

Population in Cass County, 2020 to 2025

CSVChart (SVG)

180K185K190K195K200K205K2020202120222023202420252020: 184,897 persons2021: 189,328 persons2022: 193,289 persons2023: 197,325 persons2024: 199,271 persons2025: 201,794 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
2025201,794
2024199,271
2023197,325
2022193,289
2021189,328
2020184,897

Compared with North Dakota and United States

Place2025
Cass County201,794
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). United States: Census Bureau population estimates for 1 July. Other countries and the World: World Bank mid-year estimates, which count all residents regardless of legal status or citizenship.

For Denmark, Statistics Denmark counts the registered resident population on 1 January. Greenland and the Faroe Islands are excluded. The annual series selects the first-quarter reference date from FOLK1A. 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 the United States, states and counties, 1 July (Population Estimates Program). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.

Use this data in your AI agent

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What is the latest population in Cass County? Cite the source.
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Questions

What is the population in Cass County?

Population in Cass County was 201,794 in 2025, according to the U.S. Census Bureau. That is up 1.3% from 2024. That is the 1st highest of 53 counties in 2025.

Where does this figure come from?

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). Retrieved by Invokely on 2026-10-08.

What was the highest population in Cass County?

201,794 in 2025, the highest value since 2020 in this series.

More statistics for Cass County

All statistics for Cass County