Black Canyon City’s post office opened in 1966
Among the newest of U.S. towns. What drives it
Most of Black Canyon City was built recently: 0.0% of its homes predate 1940 and the median home dates from 1993.
How Black Canyon City began
When was Black Canyon City founded?
The Black Canyon City post office opened in 1966, the earliest record of the town by name. Two smaller post offices, Canon (1894) and Rock Springs (1938), opened inside today’s town and later closed.
How historic is Black Canyon City?
Among the newest of U.S. towns, on its age, its old homes and the National Register.
What drives Black Canyon City’s History grade
On its age, its old homes and the National Register, Black Canyon City is among the newest of U.S. towns. Its National Register listings hold the grade up; its age pulls it down.
Few Arizona towns list much on the Register (a typical Arizona town has 0.1 per 10,000 residents, the U.S. 2.4), so Black Canyon City’s 0.0 sits below most of its state (29% of Arizona towns have fewer) while its 0 listings outnumber those of 23% of U.S. towns.
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 →
Lost post offices, old corners, places now gone and burying grounds
Black Canyon City’s post office has been open since 1966. Three other post offices opened and closed inside today’s town.
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
Questions about Black Canyon City’s history
What year was Black Canyon City founded?
The Black Canyon City post office opened in 1966, the earliest record of the town by name (U.S. post office records).
How does Black Canyon City rank for history?
Black Canyon City is among the newest 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.
How old are the homes in Black Canyon City?
0.0% of Black Canyon City’s homes were built before 1940 (Census estimate, ±1.1 points), against a typical 0.4% for an Arizona town; the median home was built in 1993.
Memory lane
What the archives can’t tell you, neighbors can.
Where this page comes from
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 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.