Population
As of February 1, 2006, the district has an estimatedHistory
*January 14, 1879 - Due to the district, ward, town and village status enforcement, the district seat was located at the town of Ueda. *April 1, 1889 - Due to enforcing the town and village status, Chiisagata District formed the towns of Ueda, Nagakuboshin, and Nagakubofuru, and 32 villages (3 towns, 32 villages) *October 30, 1912 - The village of Maruko gained town status. (4 towns, 31 villages) *May 1, 1919 - The town of Ueda gained city status which lasted until March 6, 2006. (3 towns, 31 villages) *September 10, 1921 - (-) The village of Sakashita merged into the city of Ueda. (3 towns, 30 villages) *September 1, 1949 - The villages of Higashishiota and Fujisan merged to form the village of Higashishiota. (3 towns, 29 villages) *October 1, 1953 - The village of Sagata gained town status and changed the name to Tanaka. (4 towns, 28 villages) *April 1, 1954 - (-) The villages of Shiojiri and Kawabe merged into the city of Ueda (4 towns, 26 villages) *October 1, 1954 - The villages of Higashiuchi and Nishiuchi merged into the town of Maruko (4 towns, 24 villages) *April 1, 1955 - The villages of Yoda and Nagase merged into the town of Maruko. (4 towns, 22 villages) *May 1, 1956 - The villages of Nishishiota, Bessho, Higashishiota, and Nakashiota merged to form the town of Shiota. (5 towns, 18 villages) *September 30, 1956 (4 towns, 11 villages) **The town of Tanaka and the villages Netsu and Wa merged to form the town of Tōbu. **The village of Toyosato and Tonoshiro merged to form the village of Toyotono. **The towns of Nakakuboshin and Nakakubofuru and the village of Daimon merged to form the town of Nagato. ** (-) The villages of Kamigawa and Izumida merged into the city of Ueda. **The village of Shiokawa merged into the town of Maruko *March 31, 1957 (4 towns, 10 villages) **Parts of the village of Urazato merged into the village of Aoki. **The village of Muroga and the remaining parts of the village of Urazaro merged to form the village of Kawanishi. *August 1, 1957 - (-) The village of Kamishina merged into the city of Ueda (4 towns, 9 villages) *April 1, 1958 - (-) The village of Toyotono merged into the city of Ueda (4 towns, 8 villages) *April 10, 1958 - The village of Shino merged into the town of Tōbu. (4 towns, 7 villages) *October 1, 1958 - The villages of Naga, Hoyo, and Motohara merged to form the town of Sanada. (5 towns, 4 villages) *April 1, 1959 - (-) Parts of the town of Tōbu was merged into the city of Komoro. *April 1, 1970 - (-) The town of Shiota was merged into the city of Ueda.(4 towns, 4 villages) *April 1, 1973 - (-) The village of Kawanishi was merged into the city of Ueda.(4 towns, 3 villages) *April 1, 2004 - (-) The town of Tōbu merged with the village of Kitamimaki fromNotes
* (+) - The district gained land. * (-) - The district lost land.References
{{Authority control Districts in Nagano Prefecture