See all Attractions in Ottumwa Ottumwa for: Adventure, Food And Dining, Art And Culture, Nightlife, Spa, History, First Timers, Family, Romance, Shopping Wapello County Courthouse 101 N 4th St About Wapello County Courthouse, 101 N 4th St (at Court St). Constructed in 1894 in the Romanesque Revival style. Listed on the National Register of Historic Places. (41.019722,-92.410556) Add to Wish List