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| City | Cetronia |
| State | Pennsylvania (PA) |
| County | Lehigh |
| Country | United States of America |
| Timezone | Eastern Time (America/New_York) |
| Latitude | 40.586764 |
| Longitude | -75.529629 |
| Population | 2,120 |
| Density | 1112.9 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 18104 |
| Area Code | 215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878 |
| County Seat | Allentown |
| School District | Parkland School District |
Cetronia is a locality in Lehigh County, Pennsylvania, United States. It has a population of approximately 2,120. The population density is 1112.9 people per km². Cetronia is located at 40.5868°N, 75.5296°W. It observes the Eastern Time (America/New_York) timezone. ZIP code: 18104.
Cetronia rests in a fold of Lehigh County, where the land begins its slow, deliberate rise towards the ridges that cradle the horizon. It lies 2.6 miles south-west of Allentown, PA (from Allentown, PA: bearing 234°T), and is situated 8.8 miles west-south-west of Bethlehem. Here, the air carries the scent of damp earth after a spring rain, a clean, mineral tang that speaks of the limestone beneath the surface. Fields, a patchwork of emerald and ochre depending on the season, stretch out, broken by the darker, denser green of wooded copses that hug the gentle slopes. The houses, mostly modest and well-kept, often have wide porches that seem to invite the quiet hum of cicadas on a summer afternoon. The history of Cetronia is tied to the land's bounty and the ingenuity of those who worked it. For generations, agriculture was the lifeblood, with farms producing corn and hay, their silos standing like stoic sentinels against the vast Pennsylvania sky. Later, the nearby resources fueled a modest industrial growth, the faint echo of which can still be felt in the sturdy brick buildings that line the older streets. While industry has shifted, the character of Cetronia remains, a place where the pace of life is measured by the changing light and the steady procession of seasons, a quiet testament to enduring community.
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This page provides an embedded street and satellite map of Cetronia, Pennsylvania — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 40.586764, -75.529629. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Cetronia and Lehigh County.
Detailed location data for Cetronia includes the ZIP code (18104), telephone area code (215, 223, 267, 272, 412, 445, 484, 570, 582, 610, 717, 724, 814, 835, 878), county seat of Lehigh County (Allentown), and school district assignment (Parkland School District). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Cetronia is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | July 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |