1 of Tucson Mountains’ places is on the National Register
More historic than 30% of U.S. towns · #42 of 140 in Arizona. What drives it
Its Register listing is the Viewpoint. Most of Tucson Mountains was built recently: 0.9% of its homes predate 1940 and the median home dates from 1990. Below: maps from 1947 on.
On its age, its old homes and the National Register, Tucson Mountains is more historic than 30% of U.S. towns, #42 of 140 in Arizona. Its National Register listings hold the grade up; its share of homes from before 1940 pulls it down.
C
HistoryA character grade: shown, never part of Tucson Mountains’ overall grade.
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 Tucson Mountains’ 1.8 sits near the middle of its state (65% of Arizona towns have fewer) while its 2 historic buildings outnumber those of 60% of U.S. towns.
How sure. Graded on two of the three inputs, so a change in either one moves the letter more than it would with three. The pre-1940 share (±1.0 points) is firm at this size.
Founding year: our sources. 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 Tucson Mountains’ past
Read from the archive, the National Register and the record. The page puts what stands out first.
Wikipedia doesn’t have a history of Tucson Mountains yet. The photos, dates and memories neighbors add here are how it gets written.
Tucson Mountains is a census-designated place (CDP) in Pima County, Arizona, United States. It is bordered to the east by the city of Tucson and to the west by the Tucson Mountains, including part of Saguaro National Park. It was first listed as a CDP prior to the 2020 census.
Intro from Wikipedia. Population: U.S. Census Bureau.
By decade
No old photos in the archives yet
Weddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Be the first to add onePhotograph a print flat, in daylight, no flash.
Every edition of the U.S. Geological Survey’s map of Tucson Mountains. Tap a year, or press play to watch the town change.
1947Cortaro 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 Tucson Mountains.
On the National Register
1 historic place in Tucson Mountains
The country’s official list of buildings and places worth saving.
Tucson Mountains is more historic than 30% of U.S. towns, #42 of 140 in Arizona. 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 Tucson Mountains?
One place: the Viewpoint (listed 2021).
How old are the homes in Tucson Mountains?
0.9% of Tucson Mountains’ homes were built before 1940 (Census estimate, ±1.0 points), against a typical 0.4% for an Arizona town; the median home was built in 1990.
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 National Register of Historic Places (1) and U.S. Geological Survey historical maps. Archive images are copied here with their credits and licenses, shown on each photo’s page. Refreshed monthly.
