Martha
- County:
- Jackson County
- County Seat:
- No
- Area (mi²):
- 0.252
- State:
- Oklahoma
Martha is a town located in Jackson County, Oklahoma. Martha has a 2026 population of 159. Martha is currently declining at a rate of -1.24% annually and its population has decreased by -1.85% since the most recent census, which recorded a population of 162 in 2020.