Geography Martensdale is located along the Middle River.DeLorme (1998). Iowa Atlas & Gazetteer. Yarmouth, Maine: DeLorme. . According to the United States Census Bureau, the city has a total area of , all of it land.
geography martensdale is located along the middle riverdelorme (1998) iowa atlas & gazetteer yarmouth maine delorme  according to the united states census bureau the city has a total area of  all of it land