Marfa
- County:
- Presidio County
- County Seat:
- Yes
- Area (mi²):
- 1.623
- State:
- Texas
Marfa is a city located in Presidio County, Texas. Marfa has a 2026 population of 1,641. It is also the county seat of Presidio County. Marfa is currently declining at a rate of -1.62% annually and its population has decreased by -8.02% since the most recent census, which recorded a population of 1,784 in 2020.