ZIP Code 84330 - Plymouth Utah
Overview
ZIP Code 84330 is located in Plymouth Utah. 84330 is entirely within Box Elder County. Regionally, 84330 is located in Metro Salt Lake City.
ZIP Code 84330 Quick Stats
| ZIP Code Name | Plymouth |
| Primary County | Box Elder County |
| ZIP Code Type | PO Box |
| Population (2022) | 371 |
| Area Code(s) | 435 |
| Current Time | MDT |
ZIP Code 84330 Map
84330 Demographics
84330 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Utah. The majority race/ethnicity residing in 84330 is White. The current unemployment level in 84330 is 3.8%.
| Population | 371 |
| Population Growth Rate | -17.85% |
| Population Density | 16 People per Square Mile |
| Total Households | 122 |
| Percentage High Income Households | 3.3% |
| Median Household Income (2021) | $67,917 |
| Current Unemployment Rate (May 2026) | 3.8% |
| Sales Tax Rate (2025) | 6.7% |
| Majority Race/Ethnicity | White - 95.03% |
84330 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 344 | 95.03% |
| Black | 0 | 0% |
| Hispanic | 11 | 3.04% |
| Asian | 0 | 0% |
| Native American | 7 | 1.93% |
| Hawaiian/Pac. Islander | 0 | 0% |
84330 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 19 | 9.95% |
| Bachelor Degree | 17 | 8.9% |
| High School Diploma | 100 | 52.36% |
| No High School Diploma | 4 | 2.09% |
| GED or Alternate | 18 | 9.42% |
| 1 or More Years of College | 24 | 12.57% |
| Associates Degree | 8 | 4.19% |
| Masters Degree | 1 | 0.52% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
84330 Geography
| Coordinates | 41.88080978, -112.14027405 |
| Adjacent ZIP Codes | |
| Region | Metro Salt Lake City |
| Metropolitan/Micropolitan Stat Area | Ogden-Clearfield, UT |
| Time Zone | Mountain Daylight Time |
| IANA Timezone | America/Denver |
| Area | 23 Square Miles |
84330 Schools
| School Districts in 84330 | |
| Elementary Schools in 84330 | |
| Middle Schools in 84330 | |
| High Schools in 84330 |
84330 Weather and Climate Data
| Plant Hardiness Zone | Zone 6a: -10F to -5F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | September 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfb - Humid Continental Mild Summer, Wet All Year | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 13i - Malad and Cache Valleys | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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