Granada’s post office opened in 1873, and 24% of its homes were built before 1940
2 places in town are on the National Register, among them the Granada Relocation Center, a National Historic Landmark, and a historic district with 4 buildings. Below: maps from 1914 on and the census since 1880.
A post office called Granada has been in operation since 1873. The community most likely takes its name from nearby Granada Creek.
During World War II, the Granada War Relocation Center (known to internees as Camp Amache) was located west of Granada as a Japanese American internment camp. It opened in August 1942 and housed a maximum population of 7,318 citizens.
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 (7), the Library of Congress (4), the National Register of Historic Places (2), Wikipedia, 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.