Half of East Porterville’s homes were built after 1967
More historic than 20% of U.S. towns · #481 of 847 in California. What drives it
Most of East Porterville was built recently: 5% of its homes predate 1940 and the median home dates from 1967. Below: maps from 1956 on and the census since 1960.
On its age, its old homes and the National Register, East Porterville is more historic than 20% of U.S. towns, #481 of 847 in California. Its share of homes from before 1940 holds the grade up; its National Register listings pull it down.
C−
HistoryA character grade: shown, never part of East Porterville’s overall grade.
Few California towns list much on the Register (a typical California town has 0.0 per 10,000 residents, the U.S. 2.4), so East Porterville’s 0.0 sits below most of its state (31% of California towns have fewer) while its 0 listings outnumber those of 23% 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 is a Census survey estimate (±3.8 points).
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 East Porterville’s 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 East Porterville yet. The photos, dates and memories neighbors add here are how it gets written.
East Porterville is an unincorporated community in Tulare County, California, United States. Adjacent to the city of Porterville, the community lies by the Sierra Nevada foothills. The population was 5,549 at the 2020 census, down from 7,331 at the 2010 census. For statistical purposes, the United States Census Bureau has defined East Porterville as a census-designated place (CDP). The census definition of the area may not precisely correspond to local understanding of the area with the same name.
Between the 2010 and 2020 censuses its population fell from 6,767 to 5,549 (-18%).
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.
The U.S. Geological Survey’s map of East Porterville.
1956Success Dam sheet · 1:24,000
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of East Porterville.
People over time
East Porterville, census by census
Between 3,538 and 7,331 people in every census since 1960.
7 censuses, 1960–2020.
U.S. Census Bureau decennial counts, from the census table on East Porterville’s Wikipedia page.
Famous people
Famous people close to East Porterville
Nobody well known was born in East Porterville itself, so here are the best known from just nearby.
East Porterville is more historic than 20% of U.S. towns, #481 of 847 in California. 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 East Porterville?
5% of East Porterville’s homes were built before 1940 (Census estimate, ±3.8 points), against a typical 3.4% for a California town; the median home was built in 1967.
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 U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia) 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.
