Plymouth is a town in Box Elder County, Utah, home to about 342 people across 0.8 square miles. Its ZIP code is 84330.
Mostly Plymouth
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| Nearest major airport | Salt Lake City International Airport (SLC)76 miles away |
|---|---|
| Closer regional airport | Ogden Hinckley Airport (OGD)48 miles away |
| Nearest city of 250,000+ | Denver, CO407 miles away |
| Nearest city of 1 million+ | Phoenix, AZ574 miles away |
Straight-line distances from the center of Plymouth; 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.
Plymouth had 427 residents in the 2020 census, up 30% since 2000.
It’s the 261st largest of 325 towns in Utah by population.
Box Elder County grew from 10,009 residents in 1900 to 57,666 in 2020.
Box Elder 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 17°F. About 16.8 inches of rain and melted snow fall in a typical year, with about 39 inches of snow.
Source: NOAA 1991–2020 climate normals, Cutler Dam, UT weather station (5 miles away).
20,234 jobs at 1,332 businesses in Box Elder County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
2 doctors and other health care providers list an office in Plymouth.
Nearest hospitals
Providers with an office here
| Nurse practitioners and physician assistants | 2 |
|---|
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
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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.