PlainZIP

Marysville, MI · standard

ZIP Code 48040

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

9,956
556/sq mi
$66,901
Median income
$208,600
Median home value
24.6%
Bachelor's or higher

The verdict

Marysville pairs a below-median household income with below-median home values, in a low-density, homeowner-dominated area.

42th pct
household income, US ZIPs
46th pct
home value, US ZIPs
556
people per sq mi
84%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 48040 against every reporting US ZIP.

ZIP code 48040 is a mid-sized community (a standard USPS delivery area) in Marysville, St. Clair County, Michigan, home to 9,956 residents across 17.9 square miles, a density of 556 people per square mile, in the Detroit time zone.

ZIP 48040 reports a modest median household income of $66,901 (9% below the Michigan average), while per-capita income is $37,451. Local economic indicators show a 6.4% poverty rate alongside 3.4% unemployment. The typical home here is valued at $208,600 (5% below the state average); renters pay a median of $974 monthly, and 83.9% of units are owner-occupied.

Educational attainment sits below the national norm: 24.6% of adults hold a bachelor's degree or higher, the median age is 45.4, and the average commute is 25 minutes. A geography-based comparison follows: 5 ZIP codes within about 10 miles of 48040, plus 6 more within St. Clair County, give a clearer read than the 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 48040

Top 5 sectors by establishment count in Marysville, MI

Which industries have the most business establishments in ZIP 48040.

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 48040, Marysville, 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

9,956

Population

17.9

Area (sq mi)

556

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 48040?

45.4

Median Age

47.2%

Male

52.8%

Female

2.9%

Foreign-Born

White 93.8%
African American 1.1%
Asian 1.2%
American Indian or Alaska Native 0.0%
Native Hawaiian or Pacific Islander 0.0%
Two or More Ethnicities 3.1%
Hispanic or Latino 1.3%

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?

$66,901

Median Household Income

-9% vs state

$37,451

Per Capita Income

6.4%

Poverty Rate

3.4%

Unemployment Rate

24.6 min

Mean Commute Time

How ZIP 48040 ranks nationally

Marysville, MI household income vs. every US ZIP code

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

$66,901 42nd percentile higher than 42% 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%). This entry sits in this band. $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 53.6%
Bachelor's Degree or Higher 24.6%

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

What does housing look like?

4,528

Total Housing Units

4,322

Occupied Units

206

Vacant Units

2.29

Avg Household Size

Occupancy Type

Owner 83.9%
Renter 16.1%

$208,600

Median Home Value

-5% vs state

$974

Median Rent

1978

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

+9.0%

YoY Change (2024)

170

HPI Index (2000 = 100)

+70%

Total Change Since 2000

Home values in ZIP 48040 have increased 9.0% over the past year (2024). Since 2000, this ZIP has seen +70% cumulative appreciation.

Year Annual Change HPI Index
2020 +2.9% 115
2021 +13.5% 131
2022 +12.2% 147
2023 +6.5% 156
2024 +9.0% 170

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 233 business establishments in ZIP 48040, employing approximately 5,354 people with a combined annual payroll of $297,729,000.

233

Businesses

5,354

Employees

$297.7M

Annual Payroll

12

Industry Sectors

Industry Establishments % of Total
Health care and social assistance 40 17.2%
Accommodation and food services 31 13.3%
Retail trade 29 12.4%
Other services (except public administration) 26 11.2%
Finance and insurance 22 9.4%
Manufacturing 19 8.2%
Real estate and rental and leasing 12 5.2%
Construction 11 4.7%
Wholesale trade 11 4.7%
Professional, scientific, and technical services 11 4.7%
Transportation and warehousing 7 3.0%
Administrative and support and waste management and remediation services 6 2.6%

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 48040 vs 48060 →

ZIP 48040 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 48040 ranks #3 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 48040 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 48040 ranks #5 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
48060 Port Huron, MI 40,831 4.8 mi
48079 Saint Clair, MI 12,304 4.9 mi
48074 Smiths Creek, MI 9,356 4.9 mi
48054 East China, MI 7,339 10.2 mi
48049 North Street, MI 5,582 9.9 mi

More ZIP Codes in St. Clair County

48060 standard
Port Huron, MI
Pop: 40,831
48059 standard
Fort Gratiot, MI
Pop: 15,123
48079 standard
Saint Clair, MI
Pop: 12,304
48001 standard
Algonac, MI
Pop: 11,986
48074 standard
Smiths Creek, MI
Pop: 9,356
48039 standard
Marine City, MI
Pop: 7,807

Related Areas

St. Clair County Marysville, MI Michigan

Frequently Asked Questions

What county is ZIP code 48040 in? ▼
ZIP code 48040 (Marysville) is located in St. Clair County, Michigan. St. Clair County contains multiple ZIP codes, see the full list at /counties/st-clair-mi.
What is the population of ZIP code 48040? ▼
ZIP code 48040 in Marysville, MI has a population of 9,956 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 48040? ▼
The median household income in ZIP 48040 is $66,901, which is 12% below the national average of $76,288.
What is the average home value in ZIP 48040? ▼
The median home value in ZIP 48040 is $208,600, which is 25% below the national average of $278,155.
What is the demographic makeup of ZIP 48040? ▼
The largest racial group in ZIP 48040 is White at 93.8%. Hispanic or Latino residents make up 1.3% of the population.
How many businesses are in ZIP code 48040? ▼
ZIP code 48040 has 233 business establishments employing approximately 5,354 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 48040? ▼
The top industries by establishment count in ZIP 48040 are: Health care and social assistance (40), Accommodation and food services (31), Retail trade (29). There are 12 industry sectors represented in total.
How have home values changed in ZIP code 48040? ▼
According to the FHFA House Price Index, home values in ZIP 48040 increased by 9.0% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 70%. 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 48040? ▼
In ZIP code 48040, 53.6% of residents aged 25+ have a high school diploma or higher, and 24.6% 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 48040? ▼
The mean commute time for workers in ZIP code 48040 is 24.6 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 48040? ▼
In ZIP code 48040, approximately 83.9% of occupied housing units are owner-occupied and 16.1% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 48040? ▼
The poverty rate in ZIP code 48040 is 6.4% 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.