Its Register listing is the Don E. Olsson House and Garage. Its Register listing is the Don E. Olsson House and Garage. Below: 4 old photos and papers, maps from 1910 on, and the census since 1920.
Founding year: the first Ronan post office (Blevins & Helbock, CC0).The full story ↓
History grade
What drives Ronan’s History grade
On its age, its old homes and the National Register, Ronan is more historic than 61% of U.S. towns. Its share of homes from before 1940 holds the grade up; its age pulls it down.
B
HistoryA character grade: shown, never part of Ronan’s overall grade.
Montana towns list more on the Register than most of the country (a typical Montana town has 12.7 per 10,000 residents, the U.S. 2.4), so Ronan’s 10.0 sits near the middle of its state (52% of Montana towns have fewer) while its 2 historic buildings outnumber those of 60% of U.S. towns.
How sure. Graded on any two of the three inputs instead, the letter would range from C+ to B+. The pre-1940 share is a Census survey estimate (±6.5 points). The founding year is the first post office, not a stated founding date.
Founding year: the first post office (other dates in Quick answers). Homes: Census ACS 2020–24. National Register: National Park Service, May 2026 list; each listing counted once (boundary changes and added documentation belong to their listing), and a historic district counts its contributing buildings. How TownRatings grades history →
What stands out about Ronan’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
The reservation, on which Ronan is located, was created through the July 16, 1855, Hellgate Treaty. It was made between the United States and the Bitterroot Salish, Upper Pend d'Oreille, and Lower Kutenai tribes. The group is now known as the Confederated Salish and Kootenai Tribes.
Originally called Spring Creek, Ronan's name was changed in 1893 in honor of Major Peter Ronan, superintendent of the Flathead Indian Reservation.
Every edition of the U.S. Geological Survey’s map of Ronan. Tap a year, or press play to watch the town change.
1964Ronan sheet · 1:24,000
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Ronan.
Every building
Ronan, building by building, 1910–1914
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.
1910Sheet 1 of 1
Edition
Sheets
BrickWoodStone
Sanborn Map Company, via the Library of Congress. Editions published in 1930 or earlier, which are in the public domain.
Then & now
Stand where they stood
No then-and-now pairs yet. Take a photo from the same spot as an old one and they appear here side by side.
Retake this viewMcElderry Residence, 28 Eisenhower Street, SW Flathead Indian Reservation
Find the spot, match the angle, and add your photo. It becomes the first then-and-now pair on Ronan’s page.
National Park Service, National Register of Historic Places. Photos from Wikimedia Commons, credited on each place’s page.
People over time
Ronan, census by census
Grew from 600 people in 1920 to 1,955 in 2020, 3 times over.
11 censuses, 1920–2020.
U.S. Census Bureau decennial counts, from the census table on Ronan’s Wikipedia page.
Questions about Ronan’s history
What year was Ronan founded?
The Ronan post office opened in 1894, the earliest record of the town by name (U.S. post office records).
How does Ronan rank for history?
Ronan is more historic than 61% of U.S. towns. The History grade combines the town’s founding era, the share of homes built before 1940 and its National Register listings. It’s a character grade, so it isn’t part of the overall grade. How it works.
What is on the National Register in Ronan?
One place: the Don E. Olsson House and Garage (listed 2009).
How old are the homes in Ronan?
23% of Ronan’s homes were built before 1940 (Census estimate, ±6.5 points), against a typical 13% for a Montana town; the median home was built in 1972.
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).
From Wikimedia Commons (19), the Library of Congress (5), the National Register of Historic Places (1), 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.
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