The community took its name from Sims Township.[5] A post office was established at Sims in 1881, and remained in operation until it was discontinued in 1992.[6]
Geography
Sims is located near the western border of Grant County. It is 2 miles (3 km) west of Swayzee and 13 miles (21 km) southwest of Marion, the county seat. A rail line operated by the Central Railroad Company of Indianapolis passes along the north side of town.
According to the U.S. Census Bureau, the Sims CDP has a total area of 1.0 square mile (2.6 km2), all of it land.[4]