Alpena County, Michigan

Alpena County
Alpena County
County
	Alpena County Courthouse
	Seal
	Location within the U.S. state of Michigan
	Michigan's location within the U.S.
	Coordinates: 45°02′N 83°12′W / 45.04°N 83.2°W
Country	United States
State	Michigan
Founded	February 7, 1857
Seat	Alpena
Largest city	Alpena
Area
• Total	1,695 sq mi (4,390 km2)
• Land	572 sq mi (1,480 km2)
• Water	1,123 sq mi (2,910 km2) 66%
Population (2020)
• Total	28,907
• Estimate (2023)	28,904
• Density	66/sq mi (25/km2)
Time zone	UTC−5 (Eastern)
• Summer (DST)	UTC−4 (EDT)
Congressional district	1st
Website	www.alpenacounty.org

Alpena County (/ælˈpiːnə/ al-PEE-nə) is a county in the U.S. state of Michigan. As of the 2020 census, the population was 28,907.^[2] The county seat is Alpena.^[3] It is considered to be part of Northern Michigan.

Alpena County comprises the Alpena, MI Micropolitan Statistical Area.

^ Cite error: The named reference Clarke was invoked but never defined (see the help page).
^ "State & County QuickFacts". United States Census Bureau. Retrieved September 15, 2021.
^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.