Wikipedia doesn’t have a history of Cougar yet. The photos, dates and memories neighbors add here are how it gets written.
Cougar is an unincorporated community and former town in Cowlitz County, Washington. Cougar is located around 50 miles (80 km) northeast of Vancouver on Washington State Route 503 and along the northwest bank of Yale Lake, a reservoir on the Lewis River. The population of Cougar was 122 at the 1990 Census, when it was still incorporated as a town, but disincorporated before the 2000 Census. As of the 2020 census, the population is 118. The Cougar community is part of the Woodland School District, a K-12 school district of about 2,200 students. Cougar is the nearest community to Mount St. Helens, which lies 13 miles (20.9215 km) to its northeast. The eruption of Mount St. Helens on May 18, 1…
Its first post office opened in 1902.
Intro from Wikipedia. Population: U.S. Census Bureau.
Founding dates: Wikidata, Wikipedia, the U.S. post office records of Blevins & Helbock (CC0) and the Census. Homes by year built: Census ACS 2020–24. National Register of Historic Places: National Park Service (list of May 22, 2026). Old photos, postcards and papers: Wikimedia Commons, the Library of Congress and other public archives, credited on each item’s page. Maps: U.S. Geological Survey historical topographic maps (via Esri) and Sanborn fire-insurance maps (Library of Congress). History text and census tables: Wikipedia (CC BY-SA 4.0). Places that used to be: USGS Geographic Names Information System (2021). How TownRatings grades history →
From Wikimedia Commons (10), U.S. Geological Survey historical maps and the US Post Offices dataset (Blevins & Helbock). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.