 little rock is a city in lyon county, iowa, united states, along the little rock river. the population was 459 at the 2010 census. the zip code for little rock is 51243. ==geography== little rock is located at  (43.442628, -95.883931). according to the united states census bureau, the city has a total area of , all of it land. ==de
Cities_in_Iowa Cities_in_Lyon_County,_Iowa