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 High-density area
- $66,901
- Median income Near-median income area
- $208,600
- Median home value Near-median home value
- 24.6%
- Bachelor's or higher Near-average bachelor's attainment
National ZIP placement
Marysville pairs a below-median household income with below-median home values, in a low-density, homeowner-dominated area.
- 42nd 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.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 48040 (Marysville, MI) rose +9.0% from 2023 to 2024. The all-transactions index moved from 156.1 in 2023 to 170.1 in 2024 (2000 = 100).
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 average Michigan ZIP), while per-capita income is $37,451. Both reported hardship measures are comparatively low in absolute terms: poverty is 6.4% and unemployment is 3.4%. Median home value is $208,600 (5% below the average Michigan ZIP) and median rent is $974; 83.9% of occupied homes 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. The page also surfaces 5 ZIP codes within roughly 10 miles and 6 more in St. Clair County, so 48040 can be compared with both its immediate and county-level context.
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.
- 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 + 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
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 ZIP avg
$37,451
Per Capita Income
6.4%
Poverty Rate
3.4%
Unemployment Rate
24.6 min
Mean Commute Time
How ZIP 48040 ranks among Michigan ZIPs
Marysville, MI household income vs. every Michigan ZIP code
Median household income among 962 reporting Michigan ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$66,901 47th percentile higher than 47% of 962 Michigan ZIPs
Each bar is a $20K-wide band; taller bars hold more Michigan 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?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
4,528housing units
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 ZIP avg
$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.
- 48060
Port Huron (48060)
40,831 residents
- 48079 12,304
Saint Clair (48079)
12,304 residents
- 48040 9,956
Marysville (48040)
9,956 residents
- 48074 9,356
Smiths Creek (48074)
9,356 residents
- 48054 7,339
East China (48054)
7,339 residents
- 48049 5,582
North Street (48049)
5,582 residents
What this shows Among its immediate neighbors, ZIP 48040 ranks #3 by population - useful context the national average alone can't give.
ZIP 48040 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 48049
North Street (48049)
$84,028 median income
- 48054
East China (48054)
$83,241 median income
- 48079
Saint Clair (48079)
$79,891 median income
- 48074
Smiths Creek (48074)
$71,047 median income
- 48040
Marysville (48040)
$66,901 median income
- 48060
Port Huron (48060)
$53,018 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.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 48040, both outside MI so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (9,956 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in St. Clair County
Related Areas
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.
Related
Take this with you
What to do with ZIP 48040's numbers, next.
- See how ZIP 48040 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Marysville, MI ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.