Louisiana
- County:
- Pike County
- County Seat:
- No
- Area (mi²):
- 3.134
- State:
- Missouri
Louisiana is a city located in Pike County, Missouri. Louisiana has a 2026 population of 3,244. Louisiana is currently declining at a rate of -0.18% annually but its population has increased by 1.12% since the most recent census, which recorded a population of 3,208 in 2020.
The median household income in Louisiana is $38,673 with a poverty rate of 31.71%. The median age in Louisiana is 40.6 years: 39.3 years for males, and 45.8 years for females. For every 100 females there are 105.0 males.