Bonneville County, Idaho

Bonneville County
Bonneville County
County
	Bonneville County Courthouse
	Seal
	Location within the U.S. state of Idaho
	Idaho's location within the U.S.
	Coordinates: 43°23′N 111°36′W / 43.38°N 111.6°W
Country	United States
State	Idaho
Founded	February 7, 1911
Named for	Benjamin Bonneville
Seat	Idaho Falls
Largest city	Idaho Falls
Area
• Total	1,901 sq mi (4,920 km2)
• Land	1,866 sq mi (4,830 km2)
• Water	35 sq mi (90 km2) 1.8%
Population (2020)
• Total	123,964
• Estimate (2022)	129,496
• Density	63.8/sq mi (24.6/km2)
Time zone	UTC−7 (Mountain)
• Summer (DST)	UTC−6 (MDT)
Congressional district	2nd
Website	www.bonnevillecountyidaho.gov

Bonneville County is a county located in the U.S. state of Idaho. As of the 2020 census, the population was 123,964,^[1] making it the fourth-most populous county in Idaho and the most populous in eastern Idaho. Its county seat and largest city is Idaho Falls.^[2] Bonneville County was established in 1911 and named after Benjamin Bonneville (1796–1878), a French-born officer in the U.S. Army, fur trapper, and explorer in the American West.^[3] Benjamin was the son of Nicholas Bonneville of France, an Illuminati member who had written the "Illuminati Manifesto for World Revolution" in 1792, which played a significant role in the French revolution.^[4] Bonneville County is part of the Idaho Falls Metropolitan Statistical Area.

^ "State & County QuickFacts". United States Census Bureau. Retrieved January 16, 2024.
^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
^ Idaho.gov - Bonneville County Archived August 13, 2009, at the Wayback Machine - accessed May 31, 2009
^ Bonneville, Nicholas (August 28, 2011). Illuminati Manifesto of World Revolution (1792): L'Esprit des Religions. Translated by Esq, Marco di Luchetti. Place of publication not identified: BookSurge Publishing. ISBN 9781439244210.