Rochester, MI · standard
ZIP Code 48309
Oakland County, Michigan - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 29,135
- 728/sq mi High-density area
- $121,007
- Median income Above-median income area
- $424,600
- Median home value Above-median home value
- 64.4%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Rochester pairs a top-decile household income with upper-quartile home values, in a low-density, homeowner-dominated area.
- Top 9%
- household income, US ZIPs
- Top 18%
- home value, US ZIPs
- 728
- people per sq mi
- 81%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 48309 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 48309 (Rochester, MI) rose +6.3% from 2023 to 2024. The all-transactions index moved from 170.4 in 2023 to 181.1 in 2024 (2000 = 100).
ZIP code 48309 is a densely settled ZIP (a standard USPS delivery area) in Rochester, Oakland County, Michigan, with 29,135 residents across 40.0 square miles, a density of 728 people per square mile, in the Detroit time zone.
ZIP 48309 skews affluent, with a median household income of $121,007 (65% above the average Michigan ZIP), while per-capita income is $58,544. The poverty rate is 5.5%, with unemployment at 4.2%; those measures add context to the income figure. Housing is both higher-cost and owner-heavy: median home value is $424,600 (93% above the average Michigan ZIP), while 80.7% of occupied homes are owner-occupied and median rent is $1,686.
This is a highly-educated ZIP: 64.4% of adults hold a bachelor's degree or higher, the median age is 42.5, and the average commute is 23 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Oakland County, so 48309 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 48309
Top 5 sectors by establishment count in Rochester, MI
Which industries have the most business establishments in ZIP 48309.
- Professional, scientific, and technical services
Professional, scientific, and technical services
111 establishments
- Health care and social assistance
Health care and social assistance
106 establishments
- Retail trade
Retail trade
99 establishments
- Manufacturing
Manufacturing
91 establishments
- Accommodation and food services
Accommodation and food services
77 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 48309, Rochester, 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
29,135
Population
40.0
Area (sq mi)
728
People / sq mi
Detroit
Time Zone
standard
ZIP Type
Who lives in ZIP 48309?
42.5
Median Age
49.1%
Male
50.9%
Female
18.1%
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?
$121,007
Median Household Income
+65% vs state ZIP avg
$58,544
Per Capita Income
5.5%
Poverty Rate
4.2%
Unemployment Rate
22.6 min
Mean Commute Time
How ZIP 48309 ranks among Michigan ZIPs
Rochester, 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)
$121,007 Top 4% higher than 96% 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
11,847housing units
11,847
Total Housing Units
11,278
Occupied Units
569
Vacant Units
2.52
Avg Household Size
Occupancy Type
$424,600
Median Home Value
+93% vs state ZIP avg
$1,686
Median Rent
1982
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
+6.3%
YoY Change (2024)
181
HPI Index (2000 = 100)
+81%
Total Change Since 2000
Home values in ZIP 48309 have increased 6.3% over the past year (2024). Since 2000, this ZIP has seen +81% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +1.8% | 130 |
| 2021 | +9.2% | 142 |
| 2022 | +9.8% | 156 |
| 2023 | +9.0% | 170 |
| 2024 | +6.3% | 181 |
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 882 business establishments in ZIP 48309, employing approximately 16,075 people with a combined annual payroll of $1,138,940,000.
882
Businesses
16,075
Employees
$1.1B
Annual Payroll
16
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 111 | 12.6% |
| Health care and social assistance | 106 | 12.0% |
| Retail trade | 99 | 11.2% |
| Manufacturing | 91 | 10.3% |
| Accommodation and food services | 77 | 8.7% |
| Construction | 72 | 8.2% |
| Wholesale trade | 72 | 8.2% |
| Other services (except public administration) | 72 | 8.2% |
| Administrative and support and waste management and remediation services | 48 | 5.4% |
| Finance and insurance | 34 | 3.9% |
| Real estate and rental and leasing | 30 | 3.4% |
| Arts, entertainment, and recreation | 23 | 2.6% |
| Transportation and warehousing | 17 | 1.9% |
| Information | 14 | 1.6% |
| Management of companies and enterprises | 9 | 1.0% |
| Educational services | 6 | 0.7% |
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 48309 vs 48307 →
ZIP 48309 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 48307
Rochester (48307)
41,369 residents
- 48309
Rochester (48309)
29,135 residents
- 48306
Rochester (48306)
26,691 residents
- 48085
Troy (48085)
24,660 residents
- 48340
Pontiac (48340)
24,307 residents
- 48326
Auburn Hills (48326)
20,298 residents
- 48098
Troy (48098)
19,582 residents
- 48342
Pontiac (48342)
18,407 residents
- 48304 16,009
Bloomfield Hills (48304)
16,009 residents
What this shows Among its immediate neighbors, ZIP 48309 ranks #2 by population - useful context the national average alone can't give.
ZIP 48309 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 48363
Oakland (48363)
$179,375 median income
- 48098
Troy (48098)
$164,759 median income
- 48306
Rochester (48306)
$163,684 median income
- 48085
Troy (48085)
$146,390 median income
- 48304
Bloomfield Hills (48304)
$143,204 median income
- 48309
Rochester (48309)
$121,007 median income
- 48084
Troy (48084)
$107,098 median income
- 48307
Rochester (48307)
$106,576 median income
- 48326
Auburn Hills (48326)
$85,190 median income
What this shows By household income, ZIP 48309 ranks #6 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 48307 | Rochester, MI | 41,369 | 3.1 mi |
| 48098 | Troy, MI | 19,582 | 4.1 mi |
| 48326 | Auburn Hills, MI | 20,298 | 3.7 mi |
| 48306 | Rochester, MI | 26,691 | 4.8 mi |
| 48084 | Troy, MI | 14,231 | 6.8 mi |
| 48342 | Pontiac, MI | 18,407 | 4.7 mi |
| 48340 | Pontiac, MI | 24,307 | 5.5 mi |
| 48085 | Troy, MI | 24,660 | 5.2 mi |
| 48304 | Bloomfield Hills, MI | 16,009 | 5.5 mi |
| 48363 | Oakland, MI | 4,978 | 8.0 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 48309, 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 (29,135 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Oakland County
Related Areas
Frequently Asked Questions
What county is ZIP code 48309 in?
ZIP code 48309 (Rochester) is located in Oakland County, Michigan. Oakland County contains multiple ZIP codes, see the full list at /counties/oakland-mi.
What is the population of ZIP code 48309?
ZIP code 48309 in Rochester, MI has a population of 29,135 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 48309?
The median household income in ZIP 48309 is $121,007, which is 59% above the national average of $76,288.
What is the average home value in ZIP 48309?
The median home value in ZIP 48309 is $424,600, which is 53% above the national average of $278,155.
What is the demographic makeup of ZIP 48309?
The largest racial group in ZIP 48309 is White at 75.1%. Hispanic or Latino residents make up 4.5% of the population.
How many businesses are in ZIP code 48309?
ZIP code 48309 has 882 business establishments employing approximately 16,075 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 48309?
The top industries by establishment count in ZIP 48309 are: Professional, scientific, and technical services (111), Health care and social assistance (106), Retail trade (99). There are 16 industry sectors represented in total.
How have home values changed in ZIP code 48309?
According to the FHFA House Price Index, home values in ZIP 48309 increased by 6.3% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 81%. 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 48309?
In ZIP code 48309, 78.4% of residents aged 25+ have a high school diploma or higher, and 64.4% 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 48309?
The mean commute time for workers in ZIP code 48309 is 22.6 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 48309?
In ZIP code 48309, approximately 80.7% of occupied housing units are owner-occupied and 19.3% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 48309?
The poverty rate in ZIP code 48309 is 5.5% 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 48309's numbers, next.
- See how ZIP 48309 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Rochester, MI ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
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ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.