The Springbrook post office opened in 1901, the earliest record of the town by name. Two smaller post offices, Namekagon (1888) and Earl (1905), opened inside today’s town and later closed.
2020 census: 504125 years
Founding year: the first Springbrook post office (Blevins & Helbock, CC0).
What stands out about Springbrook’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
Lost post offices, old corners and burying grounds
Springbrook’s post office has been open since 1901. Two other post offices opened and closed inside today’s town.
Namekagon
1888–1901
Springbrook
1901–today
Earl
1905–1984
18801950today
Hamlets and corners on the map
Earl
2cemeteries and burying grounds inside Springbrook
EarlSaint Lukes
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
The story so far
Springbrook, in brief
Wikipedia doesn’t have a history of Springbrook yet. The photos, dates and memories neighbors add here are how it gets written.
Springbrook is a town in Washburn County, Wisconsin, United States. The population was 504 at the 2020 census. The unincorporated communities of Earl and Springbrook are located in the town.
Its first post office opened in 1901. Between the 2010 and 2020 censuses its population grew from 445 to 504 (+13%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Springbrook, 1888 to 1984
Woven from the archive, old maps, post office records, the National Register and the people born here.
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 U.S. Geological Survey historical maps, the US Post Offices dataset (Blevins & Helbock) and the USGS Geographic Names Information System. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.