 When it was a categorized as a CDP, the population was 2,882 according to the 2000 United States Census.West Longview is located at (46.1678891, -122.9990026).According to the 2000 United States Census, when West Longview was categorized as a CDP, it had a total area of 1.6 square miles (4.1 km²), all of it land.