
Lewisville
- County:
- Clark County
- County Seat:
- No
- Area (mi²):
- 5.415
- State:
- Washington
Lewisville is a CDP located in Clark County, Washington. Lewisville has a 2025 population of 2,662. Lewisville is currently growing at a rate of 2.42% annually and its population has increased by 22.9% since the most recent census, which recorded a population of 2,166 in 2020.
The average household income in Lewisville is $137,647 with a poverty rate of 3.25%. The median age in Lewisville is 44.9 years: 54.1 years for males, and 41.8 years for females.