PlainZIP

Ann Arbor, MI · standard

ZIP Code 48109

Washtenaw County, Michigan - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

6,904
2,729/sq mi
$14,093
Median income
77.8%
Bachelor's or higher

The verdict

Ann Arbor pairs one of the lowest household incomes in the country, in a suburban-density, renter-heavy area.

0th pct
household income, US ZIPs
2,729
people per sq mi
0%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 48109 against every reporting US ZIP.

ZIP code 48109 is a mid-sized community (a standard USPS delivery area) in Ann Arbor, Washtenaw County, Michigan, home to 6,904 residents across 2.5 square miles, a density of 2,729 people per square mile, in the Detroit time zone.

ZIP 48109 sits on the lower end of the income spectrum: median household income is $14,093 (81% below the Michigan average), while per-capita income is $38,203. Local economic indicators show a 97.7% poverty rate alongside 13.4% unemployment. On housing, the median home value is - with median rent at $1,453 per month, and 0.0% of occupied units are owner-occupied.

This is a highly-educated ZIP: 77.8% of adults hold a bachelor's degree or higher, the median age is 19.1, and the average commute is -. We also surface 8 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Washtenaw County, so you can benchmark 48109 against its immediate geography rather than a national average alone.

Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →

Top industries in ZIP 48109

Top 5 sectors by establishment count in Ann Arbor, MI

Which industries have the most business establishments in ZIP 48109.

establishments

What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.

Source U.S. Census Bureau · ZIP Code Business Patterns (ZBP) As of 2023

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 48109, Ann Arbor, MI · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.

Quick Facts

6,904

Population

2.5

Area (sq mi)

2,729

People / sq mi

Detroit

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 48109?

19.1

Median Age

39.2%

Male

60.8%

Female

10.5%

Foreign-Born

White 65.3%
African American 3.4%
Asian 19.6%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 10.9%
Hispanic or Latino 9.4%

Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

How much do residents earn?

$14,093

Median Household Income

-81% vs state

$38,203

Per Capita Income

97.7%

Poverty Rate

13.4%

Unemployment Rate

How ZIP 48109 ranks nationally

Ann Arbor, MI household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$14,093 0th percentile higher than 0% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). This entry sits in this band. $20,000–$40,000: 1,573 US ZIPs (5%). Above this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Above this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Above this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Above this entry. $100,000–$120,000: 2,855 US ZIPs (9%). Above this entry. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.

Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What is the education profile here?

High School Graduate or Higher 81.3%
Bachelor's Degree or Higher 77.8%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

156

Total Housing Units

156

Occupied Units

0

Vacant Units

3.90

Avg Household Size

Occupancy Type

Owner 0.0%
Renter 100.0%

$1,453

Median Rent

1986

Median Year Built

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What businesses operate in this ZIP?

Census Bureau data shows 43 business establishments in ZIP 48109, employing approximately 20,213 people with a combined annual payroll of $1,548,610,000.

43

Businesses

20,213

Employees

$1.5B

Annual Payroll

7

Industry Sectors

Industry Establishments % of Total
Accommodation and food services 11 25.6%
Professional, scientific, and technical services 9 20.9%
Administrative and support and waste management and remediation services 6 13.9%
Finance and insurance 3 7.0%
Health care and social assistance 3 7.0%
Arts, entertainment, and recreation 3 7.0%
Other services (except public administration) 3 7.0%

Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.

Nearby ZIP Codes

Want a side-by-side? Compare 48109 vs 48104 →

ZIP 48109 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 48109 ranks #9 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 48109 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 48109 ranks #9 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
48104 Ann Arbor, MI 38,315 1.4 mi
48105 Ann Arbor, MI 33,905 3.4 mi
48108 Ann Arbor, MI 26,164 4.3 mi
48103 Ann Arbor, MI 53,057 6.3 mi
48198 Ypsilanti, MI 38,186 7.0 mi
48197 Ypsilanti, MI 61,132 7.7 mi
48189 Whitmore Lake, MI 13,632 9.4 mi
48176 Saline, MI 21,447 10.3 mi

More ZIP Codes in Washtenaw County

48197 standard
Ypsilanti, MI
Pop: 61,132
48103 standard
Ann Arbor, MI
Pop: 53,057
48104 standard
Ann Arbor, MI
Pop: 38,315
48198 standard
Ypsilanti, MI
Pop: 38,186
48105 standard
Ann Arbor, MI
Pop: 33,905
48178 standard
South Lyon, MI
Pop: 29,320

Related Areas

Washtenaw County Ann Arbor, MI Michigan

Frequently Asked Questions

What county is ZIP code 48109 in? ▼
ZIP code 48109 (Ann Arbor) is located in Washtenaw County, Michigan. Washtenaw County contains multiple ZIP codes, see the full list at /counties/washtenaw-mi.
What is the population of ZIP code 48109? ▼
ZIP code 48109 in Ann Arbor, MI has a population of 6,904 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 48109? ▼
The median household income in ZIP 48109 is $14,093, which is 82% below the national average of $76,288.
What is the demographic makeup of ZIP 48109? ▼
The largest racial group in ZIP 48109 is White at 65.3%. Hispanic or Latino residents make up 9.4% of the population.
How many businesses are in ZIP code 48109? ▼
ZIP code 48109 has 43 business establishments employing approximately 20,213 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 48109? ▼
The top industries by establishment count in ZIP 48109 are: Accommodation and food services (11), Professional, scientific, and technical services (9), Administrative and support and waste management and remediation services (6). There are 7 industry sectors represented in total.
What is the education level in ZIP code 48109? ▼
In ZIP code 48109, 81.3% of residents aged 25+ have a high school diploma or higher, and 77.8% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the poverty rate in ZIP code 48109? ▼
The poverty rate in ZIP code 48109 is 97.7% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.