ZIP Code 49891 - Trenary Michigan
Overview
ZIP Code 49891 is located in Trenary Michigan. Portions of 49891 are also in Limestone Township and Mathias Township and Rock River Township. 49891 is entirely within Alger County. Regionally, 49891 is located in the The UP of Michigan Region.
ZIP Code 49891 Quick Stats
| ZIP Code Name | Trenary |
| Primary County | Alger County |
| ZIP Code Type | Standard |
| Population (2022) | 619 |
| Area Code(s) | 906 |
| Current Time | EDT |
ZIP Code 49891 Map
49891 Demographics
49891 can be classified socioeconomically as Lower Middle Class class compared to other ZIP Codes in Michigan based on Median Household Income and Average Adjusted Gross Income. The majority race/ethnicity residing in 49891 is White. The current unemployment level in 49891 is 5.1%.
| Population | 619 |
| Population Growth Rate | 11.85% |
| Population Density | 8 People per Square Mile |
| Total Households | 298 |
| Median Household Income (2021) | $50,500 |
| Average Adjusted Gross Income (2021) | $146,500 |
| Current Unemployment Rate (May 2026) | 5.1% |
| Sales Tax Rate (2025) | 6% |
| Majority Race/Ethnicity | White - 99.55% |
49891 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 668 | 99.55% |
| Black | 0 | 0% |
| Hispanic | 0 | 0% |
| Asian | 0 | 0% |
| Native American | 3 | 0.45% |
| Hawaiian/Pac. Islander | 0 | 0% |
49891 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 33 | 7.13% |
| Bachelor Degree | 104 | 22.46% |
| High School Diploma | 214 | 46.22% |
| No High School Diploma | 5 | 1.08% |
| GED or Alternate | 18 | 3.89% |
| 1 or More Years of College | 45 | 9.72% |
| Associates Degree | 33 | 7.13% |
| Masters Degree | 11 | 2.38% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 0 | 0% |
49891 Geography
| Coordinates | 46.23455429, -87.02406311 |
| Adjacent ZIP Codes | |
| Cities/Towns in 49891 | |
| Region | The UP of Michigan Region |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/Detroit |
| Area | 78 Square Miles |
49891 Schools
| School Districts in 49891 |
49891 Weather and Climate Data
| Plant Hardiness Zone | Zone 5a: -20F to -15F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | September 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | June 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfb - Humid Continental Mild Summer, Wet All Year | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 50l - Menominee Ground Moraine | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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