Kalkaska County, Michigan
County seat: Kalkaska · Population 18,693 (2025) · 560 sq mi
Kalkaska County is the 65th most populous of Michigan's 83 counties, with 18,693 people (2025 estimate). Its county seat is Kalkaska. It is part of the Northwest (Region 2) region, one of the 10 Michigan prosperity regions. The map shows its 1 city or town and the 7 neighboring counties.
Kalkaska County facts
- County seat
- Kalkaska
- Population (2025 estimate)
- 18,693 +4.2% since 2020
- Land area
- 560 sq mi 54th largest of 83
- Water area
- 11 sq mi
- Population density
- 33 per sq mi
- Established
- 1840
- Largest city
- Kalkaska 5,207
- Median household income
- $68,578
- Cities and towns
- 1 plus 4 CDPs
- ZIP codes
- 8
- Time zone
- Eastern
- FIPS code
- 26079
Cities and towns in Kalkaska County
Kalkaska County has 1 incorporated place. Populations count the people living inside Kalkaska County; cities that cross a county line also list the other counties.
| Name | Type | Population 2025 | Also in |
|---|---|---|---|
| Kalkaska (county seat) | Village | 2,258 |
Unincorporated communities (CDPs)
Census-designated places are communities without their own city government; the county provides their services.
| Community | Population | Also in |
|---|---|---|
| Rapid City | 1,328 | |
| South Boardman | 553 | |
| Manistee Lake | 412 | |
| Bear Lake | 343 |
ZIP codes in Kalkaska County
8 ZIP codes reach into Kalkaska County. ZIP codes ignore county lines, so some also cover a neighboring county.
- 49612 also Antrim County
- 49633 also Grand Traverse, Wexford and Missaukee counties
- 49646
- 49659 also Antrim County
- 49676 also Antrim County
- 49680
- 49690 also Grand Traverse and Antrim counties
- 49738 also Crawford and Otsego counties
Population of Kalkaska County, 2020–2025
Kalkaska County grew by 758 people (+4.2%) between April 2020 and July 2025: 414 more deaths than births and a net gain of 1,148 people from migration.
| Year (July 1) | Population |
|---|---|
| 2020 | 17,924 |
| 2021 | 17,988 |
| 2022 | 18,214 |
| 2023 | 18,418 |
| 2024 | 18,640 |
| 2025 | 18,693 |
Neighboring counties
- Antrim County north · 24,698 people
- Crawford County east · 13,722 people
- Missaukee County south · 15,274 people
- Grand Traverse County west · 96,729 people
- Otsego County northeast · 26,080 people
- Roscommon County southeast · 23,914 people
- Wexford County southwest · 34,445 people
Printable Kalkaska County map
The PDF is a vector file with real text: it prints sharp on Letter paper and you can search it for a town. The PNG is 2400 pixels wide for slides and documents. Both are free to use with a credit to WhichCounty.
- PDF (Letter) (147 KB)
- PNG (2400 px) (69 KB)
Paste this code to embed the map on your site:
Sources
- Boundaries: U.S. Census Bureau, 2025 Cartographic Boundary Files (1:500,000).
- Population: Census Bureau county and city estimates, Vintage 2025. CDP populations: American Community Survey 2020–2024.
- Places and ZIP codes: Census Bureau 2026 Gazetteer and 2020 ZIP Code Tabulation Area relationship files.
- County seat, founding year and name origin: Wikidata (CC0), checked against state sources.
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