ZIP Code 48631 - Kawkawlin Michigan
Overview
ZIP Code 48631 is located in Kawkawlin Michigan. Portions of 48631 are also in Kawkawlin Township and Beaver Township (Bay County) and Monitor Charter Township and Bangor Charter Township. 48631 is entirely within Bay County. Regionally, 48631 is located in the Flint-Saginaw-Bay City Area.
ZIP Code 48631 Quick Stats
| ZIP Code Name | Kawkawlin |
| Primary County | Bay County |
| ZIP Code Type | Standard |
| Population (2022) | 3,924 |
| Area Code(s) | 989 |
| Current Time | EDT |
ZIP Code 48631 Map
48631 Demographics
48631 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 48631 is White. The current unemployment level in 48631 is 5.1%.
| Population | 3,924 |
| Population Growth Rate | -2.05% |
| Population Density | 114 People per Square Mile |
| Total Households | 1,759 |
| Percentage High Income Households | 1.5% |
| Median Household Income (2021) | $70,743 |
| Average Adjusted Gross Income (2021) | $395,200 |
| Current Unemployment Rate (May 2026) | 5.1% |
| Sales Tax Rate (2025) | 6% |
| Majority Race/Ethnicity | White - 98.8% |
48631 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 3,966 | 98.8% |
| Black | 0 | 0% |
| Hispanic | 48 | 1.2% |
| Asian | 0 | 0% |
| Native American | 0 | 0% |
| Hawaiian/Pac. Islander | 0 | 0% |
48631 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 338 | 10.99% |
| Bachelor Degree | 365 | 11.87% |
| High School Diploma | 1,137 | 36.96% |
| No High School Diploma | 71 | 2.31% |
| GED or Alternate | 128 | 4.16% |
| 1 or More Years of College | 484 | 15.73% |
| Associates Degree | 459 | 14.92% |
| Masters Degree | 84 | 2.73% |
| Professional Degree | 10 | 0.33% |
| Doctorate Degree | 0 | 0% |
48631 Geography
| Coordinates | 43.68351364, -84.00022125 |
| Adjacent ZIP Codes | |
| Cities/Towns in 48631 | |
| Region | Flint-Saginaw-Bay City Area |
| Metropolitan/Micropolitan Stat Area | Bay City, MI |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/Detroit |
| Area | 35 Square Miles |
48631 Schools
| School Districts in 48631 |
48631 Weather and Climate Data
| Plant Hardiness Zone | Zone 6a: -10F to -5F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | May 1 - 10 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfb - Humid Continental Mild Summer, Wet All Year | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 57e - Saginaw Lake Plain | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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