Wikipedia doesn’t have a history of Gilmore Township yet. The photos, dates and memories neighbors add here are how it gets written.
Gilmore Township is a township in Greene County, Pennsylvania, United States. The population was 238 at the 2020 census, down from 260 at the 2010 census.
Between the 2010 and 2020 censuses its population fell from 260 to 234 (-10%).
Intro from Wikipedia. Population: U.S. Census Bureau.
Timeline
Gilmore Township, 1845 to 1989
Woven from the archive, old maps, post office records, the National Register and the people born here.
Every edition of the U.S. Geological Survey’s map of Gilmore Township. Tap a year, or press play to watch the town change.
1949Clarksburg sheet · 1:250,000
U.S. Geological Survey historical topographic maps (public domain), via Esri’s collection of the scans. The red ring marks the center of Gilmore Township.
People over time
Gilmore Township, census by census
Between 238 and 295 people in every census since 2000.
3 censuses, 2000–2020.
U.S. Census Bureau decennial counts, from the census table on Gilmore Township’s Wikipedia page.
Famous people
Famous people close to Gilmore Township
Nobody well known was born in Gilmore Township itself, so here are the best known from just nearby.
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 (5), U.S. Geological Survey historical maps, U.S. Census counts (via Wikipedia), 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.