Templeton is a city in Carroll County, Iowa, United States.

[7] The city is perhaps best known as the home of Templeton Rye, a "brand" of rye manufactured during the prohibition era that was very popular in Chicago, Omaha, and Kansas City speakeasies.

[8] Many enterprising Carroll County farmers found this to be a viable way to supplement income during the Great Depression.

At the height of the bootlegging during the Great Depression, Templeton with a population of less than 500 people, was using three railroad cars of sugar a month.

According to the United States Census Bureau, the city has a total area of 0.43 square miles (1.11 km2), all land.

There were 158 housing units at an average density of 350.5 per square mile (135.3/km2).

The racial makeup of the city was 98.6% White, 1.1% African American, and 0.3% Asian.

27.6% of all households were made up of individuals, and 11.5% had someone living alone who was 65 years of age or older.

30.6% of all households were made up of individuals, and 18.1% had someone living alone who was 65 years of age or older.

In 1973 the Carroll district sold the Templeton school to the town government for $3,700.