Pioneer is a village in Williams County, Ohio, United States.

[5] From 1903, the village was the terminus of an electric interurban passenger railroad from Toledo called the Toledo and Western Railway, which was hoping to become a link in an electric rail service from that city to Chicago but which got no further.

[6] The line closed to passengers in 1933 but continued freight service until 1943, from 1934 as the Pioneer and Fayette Railroad.

There were 653 housing units at an average density of 323.3 per square mile (124.8/km2).

30.9% of all households were made up of individuals, and 9.4% had someone living alone who was 65 years of age or older.