| County | FIPS Code | County Seat | Established in | BMV Number | Population | Area(Land only) (sq mi) | Area(Land only) (km2) |
|---|---|---|---|---|---|---|---|
| Adams County | 1 | Decatur | Feb 7, 1836 | 1 | 34,387 | 339 | 878 |
| Allen County | 3 | Fort Wayne | Dec 12, 1823 | 2 | 355,329 | 657 | 1,702 |
| Bartholomew County | 5 | Columbus | Jan 8, 1821 | 3 | 76,794 | 407 | 1,054 |
| Benton County | 7 | Fowler | Feb 18, 1840 | 4 | 8,854 | 406 | 1,052 |
| Blackford County | 9 | Hartford City | Feb 15, 1838 | 5 | 12,766 | 165 | 427 |
| Boone County | 11 | Lebanon | Jan 29, 1830 | 6 | 56,640 | 423 | 1,096 |
| Brown County | 13 | Nashville | Feb 3, 1836 | 7 | 15,242 | 312 | 808 |
| Carroll County | 15 | Delphi | Jan 17, 1828 | 8 | 20,165 | 372 | 963 |
| Cass County | 17 | Logansport | Dec 18, 1828 | 9 | 38,966 | 412 | 1,067 |
| Clark County | 19 | Jeffersonville | Feb 3, 1801 | 10 | 110,232 | 373 | 966 |
| Clay County | 21 | Brazil | Feb 12, 1825 | 11 | 26,890 | 358 | 927 |
| Clinton County | 23 | Frankfort | Jan 29, 1830 | 12 | 33,224 | 405 | 1,049 |
| Crawford County | 25 | English | Jan 29, 1818 | 13 | 10,713 | 306 | 793 |
| Daviess County | 27 | Washington | Feb 2, 1818 | 14 | 31,648 | 429 | 1,111 |
| Dearborn County | 29 | Lawrenceburg | Mar 7, 1803 | 15 | 50,047 | 305 | 790 |
| Decatur County | 31 | Greensburg | Dec 12, 1821 | 16 | 25,740 | 373 | 966 |
| DeKalb County | 33 | Auburn | Feb 7, 1835 | 17 | 40,285 | 363 | 940 |
| Delaware County | 35 | Muncie | Jan 26, 1827 | 18 | 117,671 | 392 | 1,015 |
| Dubois County | 37 | Jasper | Dec 20, 1817 | 19 | 41,889 | 427 | 1,106 |
| Elkhart County | 39 | Goshen | Jan 29, 1830 | 20 | 197,559 | 463 | 1,199 |
| Fayette County | 41 | Connersville | Jan 29, 1818 | 21 | 24,277 | 215 | 557 |
| Floyd County | 43 | New Albany | Jan 2, 1819 | 22 | 74,578 | 148 | 383 |
| Fountain County | 45 | Covington | Dec 20, 1825 | 23 | 17,240 | 396 | 1,026 |
| Franklin County | 47 | Brookville | Feb 1, 1811 | 24 | 23,087 | 384 | 995 |
| Fulton County | 49 | Rochester | Feb 7, 1836 | 25 | 20,836 | 368 | 953 |
| Gibson County | 51 | Princeton | Apr 1, 1813 | 26 | 33,503 | 487 | 1,261 |
| Grant County | 53 | Marion | Feb 10, 1831 | 27 | 70,061 | 414 | 1,072 |
| Greene County | 55 | Bloomfield | Jan 5, 1821 | 28 | 33,165 | 543 | 1,406 |
| Hamilton County | 57 | Noblesville | Jan 8, 1823 | 29 | 274,569 | 394 | 1,020 |
| Hancock County | 59 | Greenfield | Mar 1, 1828 | 30 | 70,002 | 306 | 793 |
| Harrison County | 61 | Corydon | Dec 1, 1808 | 31 | 39,364 | 485 | 1,256 |
| Hendricks County | 63 | Danville | Dec 20, 1823 | 32 | 145,488 | 407 | 1,054 |
| Henry County | 65 | New Castle | Dec 31, 1821 | 33 | 49,462 | 392 | 1,015 |
| Howard County | 67 | Kokomo | Jan 15, 1844 | 34 | 82,752 | 293 | 759 |
| Huntington County | 69 | Huntington | Feb 2, 1832 | 35 | 37,124 | 383 | 992 |
| Jackson County | 71 | Brownstown | Jan 1, 1816 | 36 | 42,367 | 509 | 1,318 |
| Jasper County | 73 | Rensselaer | Feb 7, 1835 | 37 | 33,478 | 560 | 1,450 |
| Jay County | 75 | Portland | Feb 7, 1835 | 38 | 21,253 | 384 | 995 |
| Jefferson County | 77 | Madison | Nov 23, 1810 | 39 | 32,428 | 361 | 935 |
| Jennings County | 79 | Vernon | Dec 27, 1816 | 40 | 28,525 | 377 | 976 |
| Johnson County | 81 | Franklin | Dec 31, 1823 | 41 | 139,654 | 320 | 829 |
| Knox County | 83 | Vincennes | Jun 6, 1790 | 42 | 38,440 | 516 | 1,336 |
| Kosciusko County | 85 | Warsaw | Feb 7, 1835 | 43 | 77,358 | 531 | 1,375 |
| LaGrange County | 87 | LaGrange | Feb 2, 1832 | 44 | 37,128 | 380 | 984 |
| Lake County | 89 | Crown Point | Jan 28, 1837 | 45, 94, 96 | 496,005 | 499 | 1,292 |
| LaPorte County | 91 | LaPorte | Jan 29, 1832 | 46 | 111,467 | 598 | 1,549 |
| Lawrence County | 93 | Bedford | Jan 7, 1818 | 47 | 46,134 | 449 | 1,163 |
| Madison County | 95 | Anderson | Jan 4, 1823 | 48 | 131,636 | 452 | 1,171 |
| Marion County | 97 | Indianapolis | Dec 31, 1821 | 49, 93-99 | 903,393 | 396 | 1,026 |
| Marshall County | 99 | Plymouth | Feb 7, 1835 | 50 | 47,051 | 444 | 1,150 |
| Martin County | 101 | Shoals | Jan 17, 1820 | 51 | 10,334 | 336 | 870 |
| Miami County | 103 | Peru | Jan 30, 1833 | 52 | 36,903 | 374 | 969 |
| Monroe County | 105 | Bloomington | Jan 14, 1818 | 53 | 137,974 | 395 | 1,023 |
| Montgomery County | 107 | Crawfordsville | Dec 21, 1822 | 54 | 38,124 | 505 | 1,308 |
| Morgan County | 109 | Martinsville | Dec 31, 1822 | 55 | 68,894 | 404 | 1,046 |
| Newton County | 111 | Kentland | Dec 8, 1859 | 56 | 14,244 | 402 | 1,041 |
| Noble County | 113 | Albion | Feb 7, 1835 | 57 | 47,536 | 411 | 1,064 |
| Ohio County | 115 | Rising Sun | Jan 4, 1844 | 58 | 6,128 | 86 | 223 |
| Orange County | 117 | Paoli | Feb 1, 1816 | 59 | 19,840 | 398 | 1,031 |
| Owen County | 119 | Spencer | Dec 21, 1818 | 60 | 21,575 | 385 | 997 |
| Parke County | 121 | Rockville | Jan 9, 1821 | 61 | 17,339 | 445 | 1,153 |
| Perry County | 123 | Tell City | Nov 1, 1814 | 62 | 19,338 | 382 | 989 |
| Pike County | 125 | Petersburg | Dec 21, 1816 | 63 | 12,845 | 334 | 865 |
| Porter County | 127 | Valparaiso | Feb 7, 1835 | 64 | 164,343 | 418 | 1,083 |
| Posey County | 129 | Mount Vernon | Nov 11, 1814 | 65 | 25,910 | 410 | 1,062 |
| Pulaski County | 131 | Winamac | Feb 7, 1835 | 66 | 13,402 | 434 | 1,124 |
| Putnam County | 133 | Greencastle | Dec 21, 1821 | 67 | 36,019 | 481 | 1,246 |
| Randolph County | 135 | Winchester | Jan 10, 1818 | 68 | 26,171 | 452 | 1,171 |
| Ripley County | 137 | Versailles | Dec 27, 1816 | 69 | 28,818 | 446 | 1,155 |
| Rush County | 139 | Rushville | Dec 31, 1821 | 70 | 17,392 | 408 | 1,057 |
| St. Joseph County | 141 | South Bend | Jan 29, 1830 | 71 | 266,931 | 458 | 1,186 |
| Scott County | 143 | Scottsburg | Jan 12, 1820 | 72 | 24,181 | 190 | 492 |
| Shelby County | 145 | Shelbyville | Dec 31, 1821 | 73 | 44,436 | 411 | 1,064 |
| Spencer County | 147 | Rockport | Jan 10, 1818 | 74 | 20,952 | 397 | 1,028 |
| Starke County | 149 | Knox | Feb 7, 1835 | 75 | 23,363 | 309 | 800 |
| Steuben County | 151 | Angola | Feb 7, 1837 | 76 | 34,185 | 309 | 800 |
| Sullivan County | 153 | Sullivan | Dec 30, 1816 | 77 | 21,745 | 447 | 1,158 |
| Switzerland County | 155 | Vevay | Oct 1, 1814 | 78 | 10,613 | 221 | 572 |
| Tippecanoe County | 157 | Lafayette | Jan 20, 1826 | 79 | 172,780 | 500 | 1,295 |
| Tipton County | 159 | Tipton | Jan 15, 1844 | 80 | 15,936 | 261 | 676 |
| Union County | 161 | Liberty | Jan 5, 1821 | 81 | 7,516 | 161 | 417 |
| Vanderburgh County | 163 | Evansville | Jan 7, 1818 | 82 | 179,703 | 233 | 603 |
| Vermillion County | 165 | Newport | Jan 2, 1824 | 83 | 16,212 | 257 | 666 |
| Vigo County | 167 | Terre Haute | Jan 21, 1818 | 84 | 107,818 | 403 | 1,044 |
| Wabash County | 169 | Wabash | Jan 30, 1833 | 85 | 32,888 | 412 | 1,067 |
| Warren County | 171 | Williamsport | Jan 19, 1827 | 86 | 8,508 | 365 | 945 |
| Warrick County | 173 | Boonville | Apr 30, 1813 | 87 | 59,689 | 385 | 997 |
| Washington County | 175 | Salem | Dec 21, 1813 | 88 | 28,262 | 514 | 1,331 |
| Wayne County | 177 | Richmond | Nov 27, 1810 | 89 | 68,917 | 402 | 1,041 |
| Wells County | 179 | Bluffton | Feb 7, 1837 | 90 | 27,636 | 368 | 953 |
| White County | 181 | Monticello | Feb 1, 1834 | 91 | 24,643 | 505 | 1,308 |
| Whitley County | 183 | Columbia City | Feb 7, 1835 | 92 | 33,292 | 336 | 870 |
