Each edition grades its towns against each other only.
Most of Delleker was built recently: 0.0% of its homes predate 1940 and the median home dates from 1987.
The Delleker post office opened in 1927, the earliest record of the town by name.
Read from the archive, the National Register and the record. The page puts what stands out first.
The first neighbors to add old photos shape how Delleker’s history is told.
Wikipedia doesn’t have a history of Delleker yet. The photos, dates and memories neighbors add here are how it gets written.
Delleker is a census-designated place (CDP) in Plumas County, California, United States. The population was 802 at the 2020 census, up from 705 at the 2010 census.
Its first post office opened in 1927. Between the 2010 and 2020 censuses its population grew from 705 to 802 (+14%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Weddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Nobody well known was born in Delleker itself, so here are the best known from just nearby.
Delleker had its own post office from 1927 to 1954.
US Post Offices dataset (Blevins & Helbock, CC0). Places and cemeteries from the USGS Geographic Names Information System (2021).
Each neighbor’s History grade, on the same three inputs.
The Delleker post office opened in 1927, the earliest record of the town by name (U.S. post office records).
What the archives can’t tell you, neighbors can.
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 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.
