Lake Lafayette
- County:
- Johnson County
- County Seat:
- No
- Area (mi²):
- 0.641
- State:
- Missouri
Lake Lafayette is a city located in Johnson County, Missouri. Lake Lafayette has a 2026 population of 304. Lake Lafayette is currently growing at a rate of 2.7% annually and its population has increased by 8.57% since the most recent census, which recorded a population of 280 in 2020.
The median household income in Lake Lafayette is $46,563 with a poverty rate of 43.46%. The median age in Lake Lafayette is 45.4 years: 33 years for males, and 57.2 years for females. For every 100 females there are 125.7 males.