Lamont was officially incorporated on October 22, 1910. The town was named for former vice president of the Northern Pacific Railway, Daniel Lamont. Lamont was initially founded as a terminal of the Spokane, Portland and Seattle Railway, a joint venture of the Jim Hill controlled railroads, Northern Pacific and Great Northern Railways. Lamont is on the Pasco-Spokane extension of the SP&S. The terminal included a depot, yard, 22 stall roundhouse and locomotive servicing facilities. These facilities included water and oil tanks for SP&S steam locomotives, and a 6 pocket coal dock for Northern Pacific Rwy steam locomotives. Crews from Spokane and Pasco would work to Lamont and lay over before working back home again. But the railroad shortly reconsidered the remote outpost of Lamont as a terminal, and when the roundhouse burned in 1913, crews started working through between Pasco and Spok…
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 Wikipedia, U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), the US Post Offices dataset (Blevins & Helbock), the USGS Geographic Names Information System and Sanborn fire insurance maps (Library of Congress). Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.