Indiana Citizen Population By County in 2019 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2019, the citizen population for Indiana was 6,455,225 and represented 96.84% of the total Indiana population.

Among all Indiana counties, Marion had the highest citizen population (889.35K), followed by Lake (471.60K), and Allen (359.27K).

In terms of percentages, Crawford had the highest percentage of its population being citizens (100.00%), followed by Martin (99.95%), and Washington (99.91%).

The chart and table below shows the citizen population of each county and the percentage of each county's population that were citizens.

You can see similar information for other states and by state for the United States.

You may also be interested in:
Indiana Citizen Voting-age Population By County in 2019

Data Source: US Census - ACS 5-Year (CVAP).

See this for other years:

Indiana Citizen Population By County in 2019

Items per page:

0 of 0

County	Citizen Population	% of County Population
Marion	889345	93.43
Lake	471600	97.10
Allen	359265	96.43
Hamilton	311700	96.47
St. Joseph	259790	96.14
Elkhart	194065	94.87
Vanderburgh	178265	98.33
Tippecanoe	173930	90.80
Porter	166225	98.57
Hendricks	160625	98.06
Johnson	150110	97.66
Monroe	137885	94.15
Madison	127810	98.73
Clark	114175	98.00
Delaware	113570	98.74
LaPorte	108655	98.64
Vigo	105340	98.03
Howard	81640	99.16
Kosciusko	76510	96.81
Floyd	76460	98.89
Bartholomew	75455	91.48
Hancock	74415	99.00
Morgan	69455	99.34
Grant	65885	99.15
Wayne	65365	98.53
Boone	63840	97.40
Warrick	61115	98.13
Dearborn	49210	99.45
Henry	48105	99.69
Noble	46040	96.92
Lawrence	45220	99.28
Marshall	44865	96.57
Shelby	43585	98.08
DeKalb	42675	99.42
Jackson	42620	96.81
Dubois	41270	97.00
Harrison	39650	99.27
LaGrange	38690	98.71
Montgomery	37355	97.57
Knox	36795	99.27
Putnam	36475	97.57
Huntington	35995	99.00
Miami	35530	99.20
Adams	35255	99.66
Cass	35245	93.04
Steuben	34065	98.87
Whitley	33560	99.50
Gibson	33245	98.78
Jasper	32840	98.19
Daviess	32320	97.59
Greene	32020	99.57
Jefferson	32000	99.38
Wabash	31160	99.27
Clinton	30535	94.61
Ripley	28145	99.14
Wells	27885	99.55
Washington	27825	99.91
Jennings	27505	99.26
Decatur	26260	98.87
Clay	26165	99.73
Posey	25480	99.69
Randolph	24620	98.78
Scott	23545	99.10
White	23420	96.98
Fayette	23125	99.70
Starke	22790	99.30
Franklin	22640	99.41
Jay	20725	99.45
Owen	20720	99.45
Sullivan	20690	99.81
Spencer	20275	99.17
Carroll	19825	98.76
Fulton	19730	98.18
Orange	19400	99.26
Perry	19005	99.50
Parke	16815	99.23
Rush	16560	99.52
Fountain	16300	99.21
Vermillion	15450	99.42
Tipton	15035	99.18
Brown	14970	99.37
Newton	13710	98.00
Pulaski	12490	99.44
Pike	12340	99.68
Blackford	11900	99.04
Switzerland	10620	99.39
Crawford	10570	100.00
Martin	10205	99.95
Benton	8605	99.19
Warren	8195	99.51
Union	7005	98.45
Ohio	5855	99.66