The entire city of Tatebayashi was formerly part of the district.
The area of Ōra District was formerly part of Kōzuke Province. Per a census conducted at the end of the Edo period, the area was divided into 39 villages administered as tenryō directly by the Tokugawa shogunate and one town (Tatebayashi) and 40 villages under the control of Tatebayashi Domain and one village under Maebashi Domain. Eight villages were under the joint control of the Shogunate and Maebashi Domain, and three villages were under the joint control of the Shogunate and Tatebayashi Domain. One remaining village was under the joint control of the Shogunate and Nishibata Domain in Mikawa Province.