
Cascade Valley
- County:
- Grant County
- County Seat:
- No
- Area (mi²):
- 3.715
- State:
- Washington
Cascade Valley is a CDP located in Grant County, Washington. Cascade Valley has a 2025 population of 3,760. Cascade Valley is currently growing at a rate of 2.76% annually and its population has increased by 16.26% since the most recent census, which recorded a population of 3,234 in 2020.
The average household income in Cascade Valley is $62,230 with a poverty rate of 13.89%. The median age in Cascade Valley is 46.3 years: 46.5 years for males, and 45.7 years for females.