Indiana Population By County in 2022

Updated on June 16, 2025.

Based on the US Census Vintage data estimates, in 2022, the population of Indiana was 6,844,545. Among all Indiana counties, Marion had the highest population (973,375), followed by Lake (500,065), and Allen (392,119).

Hover over or click on the counties in the map below to see the populations. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.

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

Related Topics: Indiana Census Vintage Data Topic List.

Data Source: US Census Bureau (Vintage).

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Indiana Population By County in 2022

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County	Population	% of State Population
Adams	36204	0.53
Allen	392119	5.73
Bartholomew	83746	1.22
Benton	8676	0.13
Blackford	11905	0.17
Boone	74403	1.09
Brown	15617	0.23
Carroll	20507	0.30
Cass	37670	0.55
Clark	124306	1.82
Clay	26378	0.39
Clinton	32794	0.48
Crawford	10520	0.15
Daviess	33613	0.49
Dearborn	50976	0.75
Decatur	26458	0.39
DeKalb	43804	0.64
Delaware	112183	1.64
Dubois	43550	0.64
Elkhart	207161	3.03
Fayette	23342	0.34
Floyd	80662	1.18
Fountain	16601	0.24
Franklin	23107	0.34
Fulton	20353	0.30
Gibson	33004	0.48
Grant	66020	0.97
Greene	31076	0.45
Hamilton	366264	5.35
Hancock	83119	1.21
Harrison	39823	0.58
Hendricks	183507	2.68
Henry	48829	0.71
Howard	83574	1.22
Huntington	36799	0.54
Jackson	46385	0.68
Jasper	33280	0.49
Jay	20137	0.29
Jefferson	32902	0.48
Jennings	27468	0.40
Johnson	165951	2.42
Knox	35895	0.52
Kosciusko	80676	1.18
LaGrange	40865	0.60
Lake	500065	7.31
LaPorte	111810	1.63
Lawrence	45213	0.66
Madison	131524	1.92
Marion	973375	14.22
Marshall	46394	0.68
Martin	9808	0.14
Miami	35562	0.52
Monroe	141181	2.06
Montgomery	38345	0.56
Morgan	72239	1.06
Newton	13841	0.20
Noble	47281	0.69
Ohio	6089	0.09
Orange	19633	0.29
Owen	21552	0.32
Parke	16365	0.24
Perry	19241	0.28
Pike	12139	0.18
Porter	175014	2.56
Posey	25111	0.37
Pulaski	12461	0.18
Putnam	37300	0.55
Randolph	24407	0.36
Ripley	29042	0.42
Rush	16661	0.24
St. Joseph	272796	3.99
Scott	24455	0.36
Shelby	45213	0.66
Spencer	19890	0.29
Starke	23251	0.34
Steuben	34731	0.51
Sullivan	20702	0.30
Switzerland	9985	0.15
Tippecanoe	189402	2.77
Tipton	15329	0.22
Union	6975	0.10
Vanderburgh	179725	2.63
Vermillion	15397	0.23
Vigo	106066	1.55
Wabash	30869	0.45
Warren	8492	0.12
Warrick	65297	0.95
Washington	28158	0.41
Wayne	66337	0.97
Wells	28339	0.41
White	24654	0.36
Whitley	34600	0.51