Data / Population / Hillsdale County

Population in Hillsdale County

Population in Hillsdale County was 45,738 in 2025, according to the U.S. Census Bureau. That is up 0.1% from 2024. That is the 38th highest of 83 counties in 2025.

2025, persons45,738
Change on 2024+0.1%
Rank38th of 83Counties in Michigan ranked
Series high45,7402020
Series low45,6432023

Population in Hillsdale County, 2020 to 2025

CSVChart (SVG)

45.6K45.7K45.7K45.7K45.7K45.7K2020202120222023202420252020: 45,740 persons2021: 45,647 persons2022: 45,732 persons2023: 45,643 persons2024: 45,694 persons2025: 45,738 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
202545,738
202445,694
202345,643
202245,732
202145,647
202045,740

Compared with Michigan and United States

Place2025
Hillsdale County45,738
Michigan10,127,884
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.

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

What is the population in Hillsdale County?

Population in Hillsdale County was 45,738 in 2025, according to the U.S. Census Bureau. That is up 0.1% from 2024. That is the 38th highest of 83 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 Hillsdale County?

45,740 in 2020, the highest value since 2020 in this series.

More statistics for Hillsdale County

All statistics for Hillsdale County