Alcona County, Michigan
| Alcona County | |
|---|---|
| Mottoes: "First of 83" | |
| Location within the U.S. state of Michigan | |
| Michigan's location within the U.S. | |
| Coordinates: 44°43′N 83°16′W / 44.71°N 83.27°W | |
| Country | United States | 
| State | Michigan | 
| Founded | established 1840 organized 1869 | 
| Seat | Harrisville | 
| Largest city | Harrisville | 
| Area | |
|  • Total | 1,791 sq mi (4,640 km2) | 
| • Land | 675 sq mi (1,750 km2) | 
| • Water | 1,116 sq mi (2,890 km2) 62.% | 
| Population  (2020) | |
|  • Total | 10,167 | 
|  • Estimate  (2023) | 10,489 | 
| • Density | 5.7/sq mi (2.2/km2) | 
| Time zone | UTC−5 (Eastern) | 
| • Summer (DST) | UTC−4 (EDT) | 
| Congressional district | 1st | 
| Website | https://alconacountymi.com/ | 
Alcona County (/ælˈkoʊnə/ al-KOH-nə) is a county of the U.S. state of Michigan. As of the 2020 census, the population was 10,167. Its county seat is Harrisville. Alphabetically it is the first county in Michigan; as its flag states, it is the "First of 83".