ZIP Code 48040
standardSource:
Marysville · St. Clair County · Michigan
- Population
- 9,956
- Median income
- $66,901
- Median home value
- $208,600
- Bachelor's or higher
- 24.6%
- Land area
- 17.9 sq mi
556/sq mi
▼ 12% vs US
higher than 42% of US ZIPs
▼ 25% vs US
higher than 46% of US ZIPs
Median age 45.4
Detroit
ZIP code 48040 in Marysville, Michigan has a population of 9,956. The median household income is $66,901, which is 12% below the national average. Median home value is $208,600, 25% below the US average. 24.6% of residents hold a bachelor's degree or higher.
ZIP code 48040 is classified by USPS as a standard delivery area and covers roughly 17.9 square miles in Marysville, St. Clair County, Michigan. The area is home to 9,956 residents, producing a population density of 556 people per square mile, and falls within the Detroit time zone. These USPS and Census boundary values drive every downstream statistic on this page, including the benchmarks that compare 48040 against Michigan and the nation.
On the economic side, the median household income for ZIP 48040 sits at $66,901 (9% below the Michigan average), while per-capita income is $37,451. The poverty rate stands at 6.4% and the unemployment rate at 3.4%. On housing, the median home value is $208,600 (5% below the state average) with median rent at $974 per month, and 83.9% of occupied units are owner-occupied, a direct signal of whether 48040 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 24.6% of adults hold a bachelor's degree or higher, the median age is 45.4, and the average commute is 25 minutes. We also surface 5 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing St. Clair County, so you can benchmark 48040 against its immediate geography rather than a national average alone. Every figure is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates, HUD Fair Market Rents, and FHFA Home Price Index data, no estimates, no proprietary scoring. Verify with HUD →
Top industries in ZIP 48040
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 48040.
- Health care and social assistance
Health care and social assistance
40 establishments
- Accommodation and food services
Accommodation and food services
31 establishments
- Retail trade
Retail trade
29 establishments
- Other services (except public administration)
Other services (except public administration)
26 establishments
- Finance and insurance
Finance and insurance
22 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, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + HUD FMR + FHFA HPI ACS demographics, ZBP business establishments, HUD Fair Market Rents, 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; HUD FMR + 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
Who lives in ZIP 48040?
45.4
Median Age
47.2%
Male
52.8%
Female
2.9%
Foreign-Born
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
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
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
$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 →
More ZIP Codes in St. Clair County
Related Areas
Frequently Asked Questions
What county is ZIP code 48040 in? ▼
What is the population of ZIP code 48040? ▼
What is the median household income in ZIP 48040? ▼
What is the average home value in ZIP 48040? ▼
What is the demographic makeup of ZIP 48040? ▼
How many businesses are in ZIP code 48040? ▼
What are the main industries in ZIP code 48040? ▼
How have home values changed in ZIP code 48040? ▼
What is the education level in ZIP code 48040? ▼
What is the average commute time in ZIP 48040? ▼
What percentage of residents own vs. rent in ZIP 48040? ▼
What is the poverty rate in ZIP code 48040? ▼
ZIP Code Research Guides
Official Data Resources for Marysville, MI
Verify and explore additional data for this area using these official government sources.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023). Business data: Source: Census ZIP Code Business Patterns (ZBP) 2023. Home value trends: Source: FHFA House Price Index (HPI), Five-Digit ZIP Codes.
PlainZIP is not affiliated with the U.S. Census Bureau or any government agency.
Read our methodology , how this data is sourced, computed, and verified.