Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Population over time
St. Petersburg had 336 residents in the 2020 census, down 17% since 2000.
It’s the 2391st largest of 2,568 towns in Pennsylvania by population.
Clarion County grew from 34,283 residents in 1900 to 37,241 in 2020.
Clarion County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Weather by month
Average highs peak around 82°F in summer, and winter lows average 16°F. About 46.9 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Clarion 3 Sw, PA weather station (11 miles away).
Jobs in Clarion County
10,121 jobs at 958 businesses in Clarion County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2022 (private employers; jobs counted where people work).
Health care
Nearest hospitals
Upmc NorthwestGeneral hospital · emergency room · CMS rating 4 of 5 · Seneca13.9 miles
Independence Health System Clarion HospitalGeneral hospital · emergency room · CMS rating 2 of 5 · Clarion14.7 miles
Grove City Medical CenterGeneral hospital · emergency room · CMS rating 4 of 5 · Grove City22.4 miles
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Places in and around St. Petersburg
Grocery stores
Emlenton IGA3.1 mi
Whytes Comet Market4.4 mi
Theaters and performance venues
Allegheny RiverStone Center for the Arts2.0 mi
Counts are within about 1 mile of the center of town.
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Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.