Plymouth, Utah Demographics & Population 2026
During the 2020–2024 ACS period, Plymouth, Utah had a total population of 342, the 262nd largest town in Utah, with a median household income of $85,625, which is 10% lower than the state average. The poverty rate is 3.5%.
Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes
Key Takeaways
- An exceptionally low poverty rate of 3.5% — among the lowest in Utah.
Plymouth Quick Facts
How Plymouth Changed
Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.
| Metric | 2019–2023 | 2020–2024 | Change |
|---|---|---|---|
| Population | 394 | 342 | -13.2% |
| Median household income | $83,393 | $85,625 | +2.7% |
| Median home value | $345,700 | $380,400 | +10.0% |
How Plymouth Compares
Median Household Income
Median Home Value
Economy & Housing
Household Income Distribution
Detailed income brackets
Employment
Housing Overview
People & Demographics
Age Distribution
Race & Ethnicity
Diversity Index
A less diverse community where one racial or ethnic group represents a large majority.
State average: 41 | National average: 61
Education
Educational Attainment (Adults 25+)
Plymouth Rankings in Utah
Explore Utah Rankings
Other Cities in Box Elder County
| City | Population | Median Income | Poverty | Home Value |
|---|---|---|---|---|
| Brigham City | 19,992 | $71,308 | 11.2% | $369,300 |
| Tremonton | 11,477 | $74,741 | 10.2% | $364,900 |
| Perry | 5,843 | $112,639 | 2.3% | $465,100 |
| Garland | 2,660 | $74,375 | 13.5% | $360,400 |
| Willard | 2,212 | $97,782 | 4.8% | $451,300 |
| Mantua | 1,677 | $142,188 | 2.4% | $607,100 |
| Elwood | 1,547 | $101,771 | 3.8% | $516,400 |
| South Willard | 1,532 | $119,327 | 4.5% | $583,000 |
| Honeyville | 1,275 | $87,083 | 3.5% | $477,800 |
| Thatcher | 1,170 | $100,750 | 7.5% | $404,100 |
Cities Similar to Plymouth
These cities in the same state have comparable population and economic profiles.
| City | Population | Median Income | Home Value | Bachelor's+ | Poverty |
|---|---|---|---|---|---|
| Newcastle | 367 | $86,739 | $280,400 | 35.0% | 0.0% |
| Leamington | 329 | $79,000 | $265,600 | 28.5% | 0.9% |
| La Sal | 373 | N/A | $86,600 | 10.3% | 0.0% |
| Teasdale | 308 | N/A | $613,800 | 68.5% | 0.0% |
| Neola | 354 | $101,875 | $173,900 | 4.5% | 1.7% |
A note before these figures: with a population of 342, Plymouth's ACS estimates come from a small number of survey responses and carry wide margins of error. Individual percentages below — particularly rates that round to 0% or 100% — are approximations, not precise measurements. See data.census.gov for the published margins of error.
Population Overview
Plymouth is a small community located in Utah, within Box Elder County. The total population is 342. It ranks as the 262nd most populous out of 326 Census-designated places in Utah.
Age Demographics
The median age in Plymouth is 46.1 years. This is 44% higher than the state median of 32.0 years.
Economy, Income & Housing
The median household income in Plymouth is $85,625. This is 10% lower than the state median of $95,166. It is also 6% higher than the national median of $80,734. The poverty rate stands at 3.5%. This is 59% lower than the state poverty rate of 8.5%. This exceptionally low poverty rate indicates strong economic prosperity across the community. The unemployment rate is 2.9%. This is 19% lower than the state rate of 3.6%. The median home value is $380,400. Housing costs are 22% lower than the state median of $489,400. The home-value-to-income ratio is 4.4x. 93.5% of occupied housing units are owner-occupied. This homeownership rate is 33% higher than the state average of 70.3%.
Race & Ethnicity
Plymouth has a predominantly White (non-Hispanic) population, comprising 91.5% of all residents. Hispanic or Latino residents account for 0.6%. The Hispanic or Latino population (0.6%) is well below the state average of 15.9%.
Education
15.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 59% lower than the state rate of 37.7%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.2%.
Data Sources & Methodology
All demographic data for Plymouth, Utah is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Utah state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 326 Census-designated places in Utah. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.
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Frequently Asked Questions
What is the population of Plymouth, Utah?
Plymouth, Utah has a population of 342 according to the most recent U.S. Census ACS 5-Year Estimates.
What is the median household income in Plymouth, UT?
The median household income in Plymouth is $85,625, which is 6% higher than the national median of $80,734.
What is the poverty rate in Plymouth, UT?
The poverty rate in Plymouth is 3.5%. This means approximately 12 residents live below the federal poverty line.
What is the racial makeup of Plymouth, Utah?
Plymouth's population is 91.5% White, 0.0% Black, 0.6% Hispanic/Latino, and 0.0% Asian.
What is the median home value in Plymouth, UT?
The median home value in Plymouth is $380,400. The home-value-to-income ratio is 4.4x.
How educated is Plymouth, Utah?
15.6% of adults (25+) in Plymouth hold a bachelor's degree or higher, and 8.0% hold a graduate or professional degree.