ZIP Code 48189
standardSource:
Whitmore Lake · Washtenaw County · Michigan
- Population
- 13,632
- Median income
- $87,145
- Median home value
- $313,400
- Bachelor's or higher
- 38.7%
- Land area
- 88.9 sq mi
153/sq mi
▲ 14% vs US
higher than 70% of US ZIPs
▲ 13% vs US
higher than 68% of US ZIPs
Median age 41.6
Detroit
ZIP code 48189 in Whitmore Lake, Michigan has a population of 13,632. The median household income is $87,145, which is 14% above the national average. Median home value is $313,400, 13% above the US average. 38.7% of residents hold a bachelor's degree or higher.
ZIP code 48189 is classified by USPS as a standard delivery area and covers roughly 88.9 square miles in Whitmore Lake, Washtenaw County, Michigan. The area is home to 13,632 residents, producing a population density of 153 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 48189 against Michigan and the nation.
On the economic side, the median household income for ZIP 48189 sits at $87,145 (19% above the Michigan average), while per-capita income is $49,944. The poverty rate stands at 5.9% and the unemployment rate at 2.1%. On housing, the median home value is $313,400 (43% above the state average) with median rent at $1,246 per month, and 79.3% of occupied units are owner-occupied, a direct signal of whether 48189 behaves more like a homeowner neighborhood or a renter-heavy ZIP.
Education and household profile round out the picture: 38.7% of adults hold a bachelor's degree or higher, the median age is 41.6, and the average commute is 30 minutes. We also surface 8 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Washtenaw County, so you can benchmark 48189 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 48189
Top 5 sectors by establishment count
Which industries have the most business establishments in ZIP 48189.
- Construction
Construction
46 establishments
- Retail trade
Retail trade
33 establishments
- Other services (except public administration)
Other services (except public administration)
28 establishments
- Manufacturing
Manufacturing
25 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
21 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 48189, Whitmore Lake, 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
13,632
Population
88.9
Area (sq mi)
153
People / sq mi
Detroit
Time Zone
standard
ZIP Type
Who lives in ZIP 48189?
41.6
Median Age
53.4%
Male
46.6%
Female
3.3%
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?
$87,145
Median Household Income
+19% vs state
$49,944
Per Capita Income
5.9%
Poverty Rate
2.1%
Unemployment Rate
30.4 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?
6,107
Total Housing Units
5,833
Occupied Units
274
Vacant Units
2.32
Avg Household Size
Occupancy Type
$313,400
Median Home Value
+43% vs state
$1,246
Median Rent
1985
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
+1.4%
YoY Change (2024)
185
HPI Index (2000 = 100)
+85%
Total Change Since 2000
Home values in ZIP 48189 have increased 1.4% over the past year (2024). Since 2000, this ZIP has seen +85% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +1.2% | 138 |
| 2021 | +8.6% | 150 |
| 2022 | +11.8% | 168 |
| 2023 | +9.0% | 183 |
| 2024 | +1.4% | 185 |
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 269 business establishments in ZIP 48189, employing approximately 2,809 people with a combined annual payroll of $167,846,000.
269
Businesses
2,809
Employees
$167.8M
Annual Payroll
15
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Construction | 46 | 17.1% |
| Retail trade | 33 | 12.3% |
| Other services (except public administration) | 28 | 10.4% |
| Manufacturing | 25 | 9.3% |
| Professional, scientific, and technical services | 21 | 7.8% |
| Health care and social assistance | 21 | 7.8% |
| Wholesale trade | 20 | 7.4% |
| Accommodation and food services | 17 | 6.3% |
| Administrative and support and waste management and remediation services | 15 | 5.6% |
| Real estate and rental and leasing | 10 | 3.7% |
| Transportation and warehousing | 9 | 3.4% |
| Finance and insurance | 7 | 2.6% |
| Educational services | 6 | 2.2% |
| Arts, entertainment, and recreation | 6 | 2.2% |
| Information | 4 | 1.5% |
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 48189 vs 48139 →
More ZIP Codes in Washtenaw County
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Frequently Asked Questions
What county is ZIP code 48189 in? ▼
What is the population of ZIP code 48189? ▼
What is the median household income in ZIP 48189? ▼
What is the average home value in ZIP 48189? ▼
What is the demographic makeup of ZIP 48189? ▼
How many businesses are in ZIP code 48189? ▼
What are the main industries in ZIP code 48189? ▼
How have home values changed in ZIP code 48189? ▼
What is the education level in ZIP code 48189? ▼
What is the average commute time in ZIP 48189? ▼
What percentage of residents own vs. rent in ZIP 48189? ▼
What is the poverty rate in ZIP code 48189? ▼
ZIP Code Research Guides
Official Data Resources for Whitmore Lake, 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.