Troy, Michigan Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Troy, MI Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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A
Health Above average
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A
Income Above average
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A+
Education Top grade
Source: Map AI Methodology
Population
| Metric | Troy | Michigan Avg | U.S. Average |
|---|---|---|---|
| Population | 87,876 | 10,068,405 | 337,468,954 |
| Population density (per sq mi) | 2613.0 | 104.1 | 86.4 |
| Population growth (%/yr) | 0.72% | 0.19% | 0.59% |
| Median age | 43.3 | 40.3 | 37.3 |
| Households | 33,362 | 4,073,089 | 130,235,071 |
Population in Troy grew by 9.4% from 2009 to 2024, reaching 87,876 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Troy is Gen X, aged 45–60, at 24.2% of residents. That is 3.6 points above Michigan as a whole.
- Gen Z 13–28 17,901 20.4% -0.8 pts
- Millennials 29–44 17,036 19.4% -1.3 pts
- Gen X 45–60 21,228 24.2% +3.6 pts
- Boomers 61–79 16,030 18.2% on par
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below Michigan, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 48.0% of the people living in Troy and men 52.0%.
- Women 48.0% Michigan 50.5%
- Men 52.0% Michigan 49.5%
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Economy
Troy has a the economy index of A, which means it is very prosperous.
| Metric | Troy | Michigan Avg | U.S. Average |
|---|---|---|---|
| Median household income | $120,914 | $72,977 | $80,455 |
| Income growth (%/yr) | 3.95% | 4.60% | 4.80% |
| Unemployment rate | 4.4% | 5.7% | 5.2% |
The median household income in Troy is about 66% higher than in Michigan.
Housing
| Metric | Troy | Michigan Avg | U.S. Average |
|---|---|---|---|
| Median home price | $355,241 | $138,713 | $248,835 |
| Median rent | $1,601 | $1,129 | $1,407 |
| Homeownership rate | 73.3% | 73.2% | 65.2% |
The median home price in Troy is about 18.5 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $1,601 per month for that long.
Commute Time & Mobility
Commuters in Troy spend about 44 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 184 hours, about 7.6 full days, spent commuting.
| Metric | Troy | Michigan Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 22.0 | 21.3 | 22.4 |
| Round-trip commute (min) | 44.1 | 42.6 | 44.8 |
| Yearly time spent (hours) | 184 | 178 | 187 |
| Estimated yearly cost | $5,690 | $5,509 | $5,790 |
| Work from home | 22.5% | 13.5% | 15.0% |
| Highway traffic (vehicles/day) | 27,635 | 8,204 | 8,813 |
| Local road traffic (vehicles/day) | 4,999 | 1,585 | 1,355 |
The average commute time in Troy is 22 minutes, longer than the 21 minutes in Michigan.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Troy has a education index of A+, which means it is exceptionally educated.
| Metric | Troy | Michigan Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 58.4% | 28.8% | 31.6% |
| Average household size | 2.63 | 2.42 | 2.53 |
Health
Troy has a health index of A, which means it is very healthy.
| Metric | Troy | Michigan Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 81.4 | 78.3 | 78.3 |
| Self-rated poor health | 9.8% | 16.4% | 16.3% |
| Smokers | 11.3% | 20.9% | 19.0% |
Troy, MI Compared With Nearby Cities
Troy, MI is the largest of the 5 cities compared here, 87,876 residents against a local median of 42,982. The measure that sets Troy, MI apart most is median home price: $355,241, 90% above the local median of $186,953.
The cities themselves spread $652,516 on median home price, so Troy, MI sits at one end of an already wide local range rather than apart from it. Troy, MI has the 2nd highest median home price of the 5 areas compared here.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Troy, MI | 87,876 | $120,914 #2/5 | $355,241 #2/5 | 22.0 min #3/5 |
| Royal Oak, MI | 57,530 | $101,778 | $87,356 | 22.0 min |
| Birmingham, MI | 21,130 | $154,078 | $739,872 | 18.7 min |
| Rochester Hills, MI | 77,315 | $120,798 | $228,576 | 21.5 min |
| Madison Heights, MI | 28,434 | $69,481 | $145,331 | 22.2 min |
Frequently Asked Questions
Common questions about Troy, Michigan.
How big is Troy, Michigan by population?
About 87,876 people live in Troy, Michigan, in 33,362 households of 2.6 people on average. The median age is 43.3, so residents are older than the U.S. median of 37.3 by about 6 years.
Is Troy, Michigan mostly urban or rural?
Averaged over its land area, Troy, Michigan has 2,613 people per square mile, a density typical of urban and suburban areas. That is about 30 times the U.S. average of 86.
Is Troy, Michigan an affordable place to live?
The median home costs 2.9 times the median household income ($355,241 against $120,914), compared with 3.1 times nationally. That is within the traditional rule of thumb of about 3 times income. Median rent of $1,601 a month takes about 16% of the median household's income, below the 30% level at which HUD considers renters cost-burdened.
How common is a college degree in Troy, Michigan?
58.4% of adults in Troy, Michigan hold a bachelor's degree or higher (about 6 in 10), well above the U.S. share of 31.6%.
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