PlainZIP

Dundee, MI · standard

ZIP Code 48131

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

6,764
52/sq mi
$85,747
Median income
$274,200
Median home value
34.6%
Bachelor's or higher

The verdict

Dundee pairs an above-median household income with above-median home values, in a rural, homeowner-dominated area.

Top 31%
household income, US ZIPs
Top 38%
home value, US ZIPs
52
people per sq mi
70%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 48131 against every reporting US ZIP.

ZIP code 48131 is a mid-sized community (a standard USPS delivery area) in Dundee, Monroe County, Michigan, home to 6,764 residents across 129.6 square miles, a density of 52 people per square mile, in the Detroit time zone.

ZIP 48131 lands in the middle-income range, with a median household income of $85,747 (17% above the Michigan average), while per-capita income is $45,965. Poverty here runs at 4.3%, with unemployment measured at 3.5%. Housing costs here run $274,200 for a typical home value (25% above the state average), with rent averaging $1,243 a month; 69.6% of homes are owner-occupied.

A solid share of residents have a four-year degree: 34.6% of adults hold a bachelor's degree or higher, the median age is 36.2, and the average commute is 29 minutes. To put 48131 in local context, 5 ZIP codes within roughly 10 miles appear further down this page alongside 6 additional ZIPs in Monroe County, for a geography-aware comparison.

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 48131

Top 5 sectors by establishment count in Dundee, MI

Which industries have the most business establishments in ZIP 48131.

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 48131, Dundee, 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

6,764

Population

129.6

Area (sq mi)

52

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 48131?

36.2

Median Age

50.3%

Male

49.7%

Female

0.7%

Foreign-Born

White 93.3%
African American 0.0%
Asian 0.1%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 6.4%
Hispanic or Latino 4.7%

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?

$85,747

Median Household Income

+17% vs state

$45,965

Per Capita Income

4.3%

Poverty Rate

3.5%

Unemployment Rate

29.4 min

Mean Commute Time

How ZIP 48131 ranks nationally

Dundee, MI household income vs. every US ZIP code

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

$85,747 Top 31% higher than 69% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). This entry sits in this band. $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 58.9%
Bachelor's Degree or Higher 34.6%

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

What does housing look like?

3,852

Total Housing Units

3,656

Occupied Units

196

Vacant Units

2.35

Avg Household Size

Occupancy Type

Owner 69.6%
Renter 30.4%

$274,200

Median Home Value

+25% vs state

$1,243

Median Rent

1995

Median Year Built

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

How have home values changed over time?

FHFA House Price Index, annual appreciation data based on repeat sales and appraisals

+12.0%

YoY Change (2024)

179

HPI Index (2000 = 100)

+79%

Total Change Since 2000

Home values in ZIP 48131 have increased 12.0% over the past year (2024). Since 2000, this ZIP has seen +79% cumulative appreciation.

Year Annual Change HPI Index
2020 +1.0% 130
2021 +11.8% 145
2022 +14.4% 166
2023 -3.8% 160
2024 +12.0% 179

Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.

What businesses operate in this ZIP?

Census Bureau data shows 175 business establishments in ZIP 48131, employing approximately 3,780 people with a combined annual payroll of $208,492,000.

175

Businesses

3,780

Employees

$208.5M

Annual Payroll

14

Industry Sectors

Industry Establishments % of Total
Retail trade 34 19.4%
Accommodation and food services 28 16.0%
Construction 15 8.6%
Health care and social assistance 15 8.6%
Manufacturing 14 8.0%
Professional, scientific, and technical services 12 6.9%
Other services (except public administration) 11 6.3%
Finance and insurance 10 5.7%
Administrative and support and waste management and remediation services 9 5.1%
Transportation and warehousing 7 4.0%
Wholesale trade 6 3.4%
Management of companies and enterprises 5 2.9%
Information 4 2.3%
Real estate and rental and leasing 3 1.7%

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 48131 vs 49270 →

ZIP 48131 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 48131 ranks #2 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 48131 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 48131 ranks #4 of 6 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
49270 Petersburg, MI 5,874 6.7 mi
48160 Milan, MI 13,785 8.0 mi
49238 Deerfield, MI 1,735 7.2 mi
48140 Ida, MI 3,095 7.5 mi
48159 Maybee, MI 2,582 7.3 mi

More ZIP Codes in Monroe County

48162 standard
Monroe, MI
Pop: 29,344
48161 standard
Monroe, MI
Pop: 26,470
48182 standard
Temperance, MI
Pop: 21,708
48166 standard
Newport, MI
Pop: 11,569
48117 standard
Carleton, MI
Pop: 10,124
48144 standard
Lambertville, MI
Pop: 9,952

Related Areas

Monroe County Dundee, MI Michigan

Frequently Asked Questions

What county is ZIP code 48131 in? ▼
ZIP code 48131 (Dundee) is located in Monroe County, Michigan. Monroe County contains multiple ZIP codes, see the full list at /counties/monroe-mi.
What is the population of ZIP code 48131? ▼
ZIP code 48131 in Dundee, MI has a population of 6,764 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 48131? ▼
The median household income in ZIP 48131 is $85,747, which is 12% above the national average of $76,288.
What is the average home value in ZIP 48131? ▼
The median home value in ZIP 48131 is $274,200, which is 1% below the national average of $278,155.
What is the demographic makeup of ZIP 48131? ▼
The largest racial group in ZIP 48131 is White at 93.3%. Hispanic or Latino residents make up 4.7% of the population.
How many businesses are in ZIP code 48131? ▼
ZIP code 48131 has 175 business establishments employing approximately 3,780 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 48131? ▼
The top industries by establishment count in ZIP 48131 are: Retail trade (34), Accommodation and food services (28), Construction (15). There are 14 industry sectors represented in total.
How have home values changed in ZIP code 48131? ▼
According to the FHFA House Price Index, home values in ZIP 48131 increased by 12.0% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 79%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 48131? ▼
In ZIP code 48131, 58.9% of residents aged 25+ have a high school diploma or higher, and 34.6% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 48131? ▼
The mean commute time for workers in ZIP code 48131 is 29.4 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 48131? ▼
In ZIP code 48131, approximately 69.6% of occupied housing units are owner-occupied and 30.4% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 48131? ▼
The poverty rate in ZIP code 48131 is 4.3% 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.