Hamilton County, Indiana Cities (2025)

20 cities

City
Rank
2025 Pop.
2020 Pop.
Annual Change
Density
Area (mi²)
Type
Indianapolis1874,037887,177-0.3%2,421361 Township
Fishers2107,16999,4811.46%2,97336 City
Carmel3103,89099,9050.77%2,11649 City
Clay4101,94899,2390.16%2,07549 Township
Fall Creek577,28871,2031.8%2,29334 Township
Noblesville676,42570,1521.67%2,19535 City
Noblesville768,59964,3400.89%1,46547 Township
Westfield864,90047,0155.83%1,99033 City
Delaware937,79034,8801.75%2,48215 Township
McCordsville1012,8698,8786.61%1,5528 Town
Jackson1111,54410,8820.79%21155 Township
Wayne1211,51610,9650.57%32835 Township
Cicero137,9418,075-0.44%11868 Township
Cicero145,8365,3201.8%3,5832 Town
Adams155,5195,2170.97%11448 Township
Sheridan163,5273,1112.41%1,4003 Town
White River172,2632,413-1.86%4156 Township
Arcadia181,4481,513-0.89%2,6281 Town
Atlanta197627211.06%2,4350 Town
Williams Creek20423428-0.24%1,2740 Town

Hamilton County Cities Summary

Largest City

Indianapolis is the largest city in Hamilton County, with a population of 874,037.

Smallest City

Williams Creek is the smallest city in Hamilton County, with a population of 423.

10 Largest Cities

There are 20 cities in Hamilton County, Indiana.

Location of Hamilton County