My mapAll 546 citiesCities by stateCompare two citiesSee all: CitiesAll placesNational parksState parksZoos and aquariumsSee all: PlacesBest places to liveBest places to retireFor young professionalsSee all: RankingsCost of living calculatorTwin city finderWhere your salary goes furthestSee all: Tools and gamesSign in

Troy population

Troy, Michigan had an estimated 88,733 residents on July 1, 2025, the 422nd-largest city in the US. That is up 9.6% since the 2010 Census and up 9.6% since 2000.

TroyMichiganPop. 88,733
Population, July 2025
88,733+1.6% since April 2020
People per sq mile
2,65333.4 sq mi of land
Median age
42.017.9% are 65 or older
Households with kids
31.5%with anyone under 18

Population by year, 2000 to 2025

68k73k78k84k89k2000: 80,96320002001: 81,3092002: 81,15320022003: 81,2872004: 81,37820042005: 81,2922006: 81,16920062007: 80,9462008: 80,87320082009: 80,9132010: 80,98020102011: 81,6522012: 82,27720122013: 83,0172014: 83,41220142015: 83,5142016: 84,12720162017: 84,2182018: 84,16520182019: 84,1032020: 87,30620202021: 87,6552022: 87,34120222023: 87,4522024: 88,22020242025: 88,7332025
Darker bars are the April 2000, 2010 and 2020 benchmarks; the rest are July 1 estimates. Source: US Census Bureau population estimates (intercensal 2000-2010, Vintage 2020 and Vintage 2025).
YearPopulationChangeBasis
202588,733+513Estimate, July 1
202488,220+768Estimate, July 1
202387,452+111Estimate, July 1
202287,341-314Estimate, July 1
202187,655+349Estimate, July 1
202087,306+3,203April 2020 estimates base
201984,103-62Estimate, July 1
201884,165-53Estimate, July 1
201784,218+91Estimate, July 1
201684,127+613Estimate, July 1
201583,514+102Estimate, July 1
201483,412+395Estimate, July 1
201383,017+740Estimate, July 1
201282,277+625Estimate, July 1
201181,652+672Estimate, July 1
201080,980+672010 Census (April 1)
200980,913+40Estimate, July 1
200880,873-73Estimate, July 1
200780,946-223Estimate, July 1
200681,169-123Estimate, July 1
200581,292-86Estimate, July 1
200481,378+91Estimate, July 1
200381,287+134Estimate, July 1
200281,153-156Estimate, July 1
200181,309+346Estimate, July 1
200080,963April 2000 estimates base

Year-to-year changes across 2010 and 2020 mix census counts with estimates, so small jumps at those years are partly method changes.

Frequently asked questions

What is the population of Troy in 2025?

The Census Bureau estimates Troy had 88,733 residents on July 1, 2025, making it the 422nd-largest city in the US.

Is Troy growing?

Yes. Troy has grown 9.6% since the 2010 Census (80,980 people), and grown 1.6% since 2020.

What was the population of Troy in 2000?

About 80,963 (the Census Bureau's April 2000 estimates base). By the 2010 Census it was 80,980.

How dense is Troy?

Troy has about 2,653 people per square mile of land (33.4 square miles).

More about Troy

See cost of living, jobs and commutes in Troy, Troy weather by month, or every Troy ZIP code. For the biggest cities in the country, see the largest US cities.