Kelley is a city in Story County, Iowa, United States.

A post office was established at Kelley in 1875, and remained in operation until it was discontinued in 2013.

[3] The city was named after George Kelley, one of the town's earliest residents.

[5] According to the United States Census Bureau, the city has a total area of 0.68 square miles (1.76 km2), all land.

There were 130 housing units at an average density of 187.2 per square mile (72.3/km2).

The racial makeup of the city was 98.4% White, 0.6% African American, 0.3% Asian, and 0.6% from two or more races.

20.0% of all households were made up of individuals, and 3.3% had someone living alone who was 65 years of age or older.

The racial makeup of the city was 99.00% White, 0.33% Native American, and 0.67% from two or more races.

22.0% of all households were made up of individuals, and 6.4% had someone living alone who was 65 years of age or older.