Petros is a community in Morgan County, Tennessee, home to about 352 people across 3.9 square miles. Its ZIP code is 37845.
Mostly Petros
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| Nearest major airport | McGhee Tyson Airport (TYS)32 miles away |
|---|---|
| Nearest city of 250,000+ | Nashville-Davidson, TN131 miles away |
| Nearest city of 1 million+ | Chicago, IL433 miles away |
Straight-line distances from the center of Petros; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Petros had 459 residents in the 2020 census, down 21% since 2010.
It’s the 418th largest of 502 towns in Tennessee by population.
Morgan County grew from 9,587 residents in 1900 to 21,035 in 2020.
Morgan County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 89°F in summer, and winter lows average 30°F. About 55.6 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Oak Ridge Asos, TN weather station (12 miles away).
1,591 jobs at 163 businesses in Morgan County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Libraries (1 nearby)
Counts are within about 1.5 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
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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.