Troy, MI Profile: Facts & Data


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Troy, Michigan - Basic Facts

The City of Troy is the 10th largest city in Michigan with a population of 84,559 as of July 1, 2018. Troy ranks in the upper quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in Michigan. See peer rankings below.

The primary coordinate point for Troy is located at latitude 42.5839 and longitude -83.1455 in Oakland County. The formal boundaries for the City of Troy (see map below) encompass a land area of 33.47 sq. miles and a water area of 0.17 sq. miles. Oakland County is in the Eastern time zone (GMT -5). The elevation is 748 feet.

The City of Troy (GNIS ID: 1627176) has a C5 Census Class Code which indicates an active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Alternate Unofficial Names for Troy: Troy Corners.

Jump to... (On This Page!)
  1. Troy 2018 Demographic Data
  2. Growth Rates for Troy (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. Michigan Research Tools (Easy Tools & Current Data)
  3. Michigan Data Comparison Tool - 2018 Demographics

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Boundary Maps, Demographic Data, School Zones Review maps and data for the neighborhood, city, county, ZIP Code, and school zone. July 1, 2018, data includes home values, household income, percentage of homes owned, rented or vacant, etc.


Troy, MI Data & Demographics (As of July 1, 2018)


Total Population 84,559
Population in Households 84,229
Population in Familes 72,573
Population in Group Qrtrs 330
Population Density2 2,527
Diversity Index3 50


Median Household Income $97,835
Average Household Income $126,382
Per Capita Income $48,286


Total Housing Units 34,226 (100%)
Owner Occupied HU 23,919 (69.9%)
Renter Occupied HU 8,315 (24.3%)
Vacant Housing Units 1,992 ( 5.8%)
Median Home Value $271,559
Average Home Value $296,478


Total Households 32,234
Average Household Size 2.61
Family Households 23,196
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2018 2018-2023
Population 0.53% 0.52%
Households 0.59% 0.57%
Families 0.4% 0.44%
Median Household Income   1.78%
Per Capita Income   2.84%

Troy, MI - Peer Comparisons by Rank and Percentile

The table below compares Troy to the other 692 incorporated cities, towns and CDPs in Michigan by rank and percentile using July 1, 2018 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 10 99th
Population Density # 102 85th
Diversity Index # 61 91st
Median Household Income # 19 97th
Per Capita Income # 30 96th

Additional comparisons and rankings can be made with a VERY EASY TO USE Michigan Census Data Comparison Tool.

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