Hudson is a city in Black Hawk County, Iowa, United States.

[2] The rural community of Hudson has grown in recent years and is included as a part of the Waterloo-Cedar Falls Metropolitan Statistical Area.

[4] U.S. Route 63 and Iowa Highway 58 meet just south of Hudson's center.

[5] As of the census of 2020,[7] there were 2,546 people, 982 households, and 737 families residing in the city.

There were 1,035 housing units at an average density of 123.0 per square mile (47.5/km2).

Hispanic or Latino persons of any race comprised 2.6% of the population.

There were 931 housing units at an average density of 110.8 per square mile (42.8/km2).

18.5% of all households were made up of individuals, and 7.9% had someone living alone who was 65 years of age or older.

19.2% of all households were made up of individuals, and 9.7% had someone living alone who was 65 years of age or older.