Founding year: the first Columbia City post office (Blevins & Helbock, CC0). Wikidata: 1926. Name: Wikipedia, licensed CC BY-SA 4.0.The full story ↓
History grade
What drives Columbia City’s History grade
On its age, its old homes and the National Register, Columbia City is more historic than 51% of U.S. towns. Its National Register listings hold the grade up; its age pulls it down.
B−
HistoryA character grade: shown, never part of Columbia City’s overall grade.
Oregon towns list more on the Register than most of the country (a typical Oregon town has 2.9 per 10,000 residents, the U.S. 2.4), so Columbia City’s 10.0 sits above most of its state (71% of Oregon 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; Wikidata gives 1926.
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 Columbia City’s past
Read from the archive, the National Register and the record. The page puts what stands out first.
The Chinookan peoples were the original inhabitants of the region. This Native American tribe operated an active fishing settlement at the location known as "Cumahi".
Columbia City was founded in 1867 by Jacob and Joseph Caples. In 1870, the town had aspirations of becoming the terminus for Ben Holladay's Willamette Valley railroad. The same year, Portland became the terminus of the west-side line, but the railroad never reached Columbia City. Columbia City post office was established in 1871. In 1902 the Columbia and Nehalem Valley Railroad was built as a forest railway towards Yankton.
Every edition of the U.S. Geological Survey’s map of Columbia City. Tap a year, or press play to watch the town change.
1943St Helens sheet · 1:62,500
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Columbia City.
On the National Register
1 historic place in Columbia City
The country’s official list of buildings and places worth saving.
The Columbia City post office opened in 1871, the earliest record of the town by name (U.S. post office records). Wikidata gives 1926.
How does Columbia City rank for history?
Columbia City is more historic than 51% 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 Columbia City?
One place: the Dr. Charles G. and Lucinda McBride Caples Farmstead (listed 2005).
How old are the homes in Columbia City?
11% of Columbia City’s homes were built before 1940 (Census estimate, ±6.5 points), against a typical 5.3% for an Oregon town; the median home was built in 1991.
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 (3), Wikidata (1), 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) 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.
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