[9] According to the United States Census Bureau, the city has a total area of 2.049 square miles (5.31 km2), all land.

The racial makeup of the city was 97.6% White, 1.6% Native American, and 0.8% from two or more races.

25.5% of all households were made up of individuals, and 9.4% had someone living alone who was 65 years of age or older.

26.2% of all households were made up of individuals, and 13.1% had someone living alone who was 65 years of age or older.

About 5.1% of families and 6.4% of the population were below the poverty line, including 10.7% of those under the age of eighteen and 4.9% of those 65 or over.

Tower City is served by the Maple Valley Public School District.

Maple Valley High School is located in Tower City.