Morrowville is a city in Washington County, Kansas, United States. The population was 168 at the 2000 census.
Morrowville is located at 39°50′38″N 97°10′20″W / 39.84389°N 97.17222°W / 39.84389; -97.17222 (39.843829, -97.172337). According to the United States Census Bureau, the city has a total area of 0.1 square miles (0.4 km²), all of it land.
As of the census of 2000, there were 168 people, 73 households, and 44 families residing in the city. The population density was 1,187.4 people per square mile (463.3/km²). There were 93 housing units at an average density of 657.3 per square mile (256.5/km²). The racial makeup of the city was 98.21% White, 1.19% Native American, and 0.60% from two or more races. Hispanic or Latino of any race were 0.60% of the population.