Philipsburg dates to 1867, and 39% of its homes were built before 1940
6 places in town are on the National Register, among them a historic district with 154 buildings. Below: 1 old photo or paper, maps from 1889 on, and the census since 1880.
Fire insurance maps drew every building, what it was made of and what it was used for, so insurers could price the risk of fire. Pick a year, then a sheet.
Sanborn Map Company, via the Library of Congress. Editions published in 1930 or earlier, which are in the public domain.
The story so far
Philipsburg, in brief
Wikipedia doesn’t have a history of Philipsburg yet. The photos, dates and memories neighbors add here are how it gets written.
Philipsburg is a town in and the county seat of Granite County, Montana, United States. The population was 841 at the 2020 census. The town was named after the famous mining engineer Philip Deidesheimer, who designed and supervised the construction of the ore smelter around which the town originally formed. He platted the townsite in 1867.
Philipsburg was established in 1867. Between the 2010 and 2020 censuses its population grew from 820 to 841 (+3%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Philipsburg, 1867 to 1942
Woven from the archive, old maps, post office records, the National Register and the people born here.
Nothing in the archives for these yearsWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Peaked at 1,724 in 1920; 841 people lived here in 2020.
15 censuses, 1880–2020.
U.S. Census Bureau decennial counts, from the census table on Philipsburg’s Wikipedia page.
Places that used to be
Places now gone
Gone or out of use
Allen HospitalhospitalFirst Presbyterian Churchchurch
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
Questions about Philipsburg’s history
What year was Philipsburg founded?
In 1867, according to Wikidata. Philipsburg’s post office opened in 1868, and the census of 1880 counted 299 people here.
What is on the National Register in Philipsburg?
6 listings: 5 buildings, among them the Granite County Jail (listed 1980, the first), and 1 historic district, the Philipsburg Historic District, with 154 contributing buildings. 163 historic buildings in all.
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 (3), Wikidata (2), the National Register of Historic Places (6), Wikidata and Wikipedia for famous people, 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.