thumb|Location of Katsuta District in Okayama Prefecture
is a district located in Okayama Prefecture, Japan.
As of May 1, 2004, the population was 17,888. The area is 123.63 km<sup>2</sup>.
Towns and villages
- Nagi
- Shōō
History
Prior to February 28, Katsuta District consisted of:
- Katsuta
- Nagi
- Shōboku
- Shōō
As of 2003, the district had an estimated population of 29,056 and a density of 113.58 persons per km<sup>2</sup>. The total area was 255.82 km<sup>2</sup>.
- On February 28, 2005, Shōboku left Katsuta District and became part of the city of Tsuyama.
- On March 31, 2005, Katsuta left Katsuta District and became part of the city of Mimasaka.