Bagley is a town in Guthrie County, Iowa, United States.

Bagley had its start in the year 1881 by the building of the Chicago, Milwaukee & St. Paul railroad through that territory.

[4] According to the United States Census Bureau, the city has a total area of 0.31 square miles (0.80 km2), all of it land.

[5] As of the census of 2020,[7] there were 233 people, 105 households, and 57 families residing in the city.

As of the census[8] of 2010, there were 303 people, 123 households, and 81 families living in the city.

29.3% of all households were made up of individuals, and 9.8% had someone living alone who was 65 years of age or older.

As of the census[9] of 2000, there were 354 people, 144 households, and 96 families living in the city.

30.6% of all households were made up of individuals, and 16.7% had someone living alone who was 65 years of age or older.

As of July 2023 Ruth Riley is mayor along with the council members of Deanna Gibson, Ken Beaudet, Lexee Bonus, Daphne Clark, and John Richardson.