Longview
- County:
- Cowlitz County
- County Seat:
- No
- Area (mi²):
- 14.798
- State:
- Washington
Longview is a city located in Cowlitz County, Washington. Longview has a 2026 population of 38,294. Longview is currently growing at a rate of 0.32% annually and its population has increased by 1.12% since the most recent census, which recorded a population of 37,869 in 2020.