Topeka is located in LaGrange County. About 1,206 people live here (as of 2020). Between 2010 and 2020, the population grew from 1,153 to 1,206. The region is at 282 meters above sea level. The area covers about 4.3 square kilometers. There are about 65 streets in Topeka. The postal codes are 46571. The dialing code is 260. The name originates from Topeka (capital city of the U.S. state of Kansas and seat of Shawnee…) Topeka is town in LaGrange County, Indiana, United States. More information at
www.topekain.net.