Wikipedia doesn’t have a history of Polk yet. The photos, dates and memories neighbors add here are how it gets written.
Polk is a borough in Venango County, Pennsylvania, United States. The population was 703 at the 2020 census. Polk State Center, a state-run facility for the intellectually disabled, was opened in 1897 and is located in the borough. In 2019, Pennsylvania announced a plan to close the facility. Families and residents sued Pennsylvania in an attempt to prevent the closure.
Polk was established in 1839. Between the 2010 and 2020 censuses its population fell from 816 to 634 (-22%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Polk, 1839 to 1923
Woven from the archive, old maps, post office records, the National Register and the people born here.
Nothing in the archives for these yearsWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
Nothing in the archives for these yearsWeddings on Main Street, storms, parades, school pictures, the old store. If it’s in your family album, it belongs here.
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 (6), 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.