ZIP Code 48109 - Ann Arbor Michigan
Overview
ZIP Code 48109 is located in Ann Arbor Michigan. Portions of 48109 are also in Ann Arbor Charter Township. 48109 is entirely within Washtenaw County. Regionally, 48109 is located in Metro Detroit.
ZIP Code 48109 Quick Stats
| ZIP Code Name | Ann Arbor |
| Primary County | Washtenaw County |
| ZIP Code Type | Standard |
| Population (2022) | 5,773 |
| Area Code(s) | 734 |
| Current Time | EDT |
ZIP Code 48109 Map
48109 Demographics
48109 can be classified socioeconomically as Lower 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 48109 is White. The current unemployment level in 48109 is 5.1%.
| Population | 5,773 |
| Population Growth Rate | 1.17% |
| Population Density | 4,294 People per Square Mile |
| Median Household Income (2021) | $11,404 |
| Average Adjusted Gross Income (2021) | $122,550 |
| Current Unemployment Rate (May 2026) | 5.1% |
| Sales Tax Rate (2025) | 6% |
| Majority Race/Ethnicity | White - 67.96% |
48109 Race/Ethnicity Breakdown
| Race/Ethnicity | Total | Percentage |
|---|---|---|
| White | 3,935 | 67.96% |
| Black | 359 | 6.2% |
| Hispanic | 378 | 6.53% |
| Asian | 1,088 | 18.79% |
| Native American | 30 | 0.52% |
| Hawaiian/Pac. Islander | 0 | 0% |
48109 Educational Attainment Levels
| Highest Education Level | Total | Percentage |
|---|---|---|
| Less Than 1 Year of College | 0 | 0% |
| Bachelor Degree | 11 | 8.27% |
| High School Diploma | 18 | 13.53% |
| No High School Diploma | 0 | 0% |
| GED or Alternate | 0 | 0% |
| 1 or More Years of College | 13 | 9.77% |
| Associates Degree | 22 | 16.54% |
| Masters Degree | 61 | 45.86% |
| Professional Degree | 0 | 0% |
| Doctorate Degree | 8 | 6.02% |
48109 Geography
| Coordinates | 42.28863525, -83.7196579 |
| Adjacent ZIP Codes | |
| Cities/Towns in 48109 | |
| Region | Metro Detroit |
| Metropolitan/Micropolitan Stat Area | Ann Arbor, MI |
| Time Zone | Eastern Daylight Time |
| IANA Timezone | America/Detroit |
| Area | 1 Square Miles |
48109 Schools
| School Districts in 48109 | |
| Elementary Schools in 48109 | |
| Middle Schools in 48109 | |
| High Schools in 48109 |
48109 Weather and Climate Data
| Plant Hardiness Zone | Zone 6a: -10F to -5F | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average First Frost Date | October 11 - 20 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Average Last Frost Date | April 21 - 31 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Koppen-Geiger Climate Zone | Dfa - Humid Continental Hot Summers | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Ecoregion | 55a - Clayey High Lime Till Plains | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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