Sac City is a city in and the county chair of Sac County, Iowa, United States, located just southwest of the eastern intersection of U.S. Routes 20 and 71 in the rolling hills along the valley of the North Raccoon River. The city is one of 45 designated Main Street Iowa communities through the Main Street Iowa progress program. The population was 2,063 in the 2020 census, a subside from the 2,368 population in 2000.

Sac City was first platted in 1855 by Joshua Keith Powell of Fort Dodge, Iowa. The town was therefore named because the Sac and Fox Indians were in possession of the estate at the epoch of the Louisiana Purchase. The City of Sac City was incorporated 19 years later, in 1874.

Judge Eugene Criss, credited in the announce of being the father of Sac City, left Wisconsin and crossed the Mississippi River in the upfront months of 1855 by covered wagon. He was in search of waterpower and had the want to establish a agreement in a additional and untried country. Deciding upon the North Raccoon River to start his settlement, Judge Criss proceeded to erect the first log cabin in Sac City, establish himself in the hotel business, as capably as keep a stage station and general amassing for friendly settlers.

As early as 1859, there was chat of building a railroad through Sac County, but the first railroad did not come through Sac City until 1879. The railroad companies refused to lay tracks through undeveloped or mildly developed areas, and Sac City did not meet the requirements. The railroad companies demanded communities be far-off enough futuristic to find the child maintenance for a quick return to capital in the past they would construct a steam and iron highway through the area. When it came, the railroad benefited Sac City incredibly. The Chicago and North Western Transportation Company united Sac City, Wall Lake, Auburn, Odebolt, Lake View, Early, and Schaller as competently as the cities where crops were sold.