| Name | Township | No. | Land location | Image |
|---|
| Ibach, Charles | York | 332 | |  |
| Iddings, Hiram | Allen | 285 | Section 4, T34, R11 (38.5 ac.) | |
| Iddings, Hiram | Allen | 286 | Section 4, T34, R11 (40 ac.) | |
| Iddings, Hiram | Allen | 287 | Section 4, T34, R11 (80 ac.) | |
| Iddings, Hiram | Allen | 288 | Section 4, T34, R11 (80 ac.) | |
| Iddings, Hiram | Allen | 289 | Section 4, T34, R11 (73 ac.) | |
| Iddings, Hiram | Wayne | 431 | Section 16, T35, R11 (80 ac.) | |
| Iddings, Hiram | Wayne | 432 | In-lot 14, Mitchell's addition, Kendallville | |
| Iddings, Jackson | Albion | 143 | In-lot 33, Albion | |
| Iddings, Jackson | Albion | 144 | In-lot 38, Albion | |
| Iddings, Jackson | Jefferson | 217 | Section 17, T34, R10 (40 ac.) | |
| Iddings, Jackson | Jefferson | 218 | Section 17, T34, R10 (40 ac.) | |
| Iddings, James | Jefferson | 219½ | | |
| Iddings, Lewis | Allen | 290 | Section 3, T34, R11 (80 ac.) | |
| Iddings, Lewis | Allen | 291 | Section 3, T34, R11 (30 ac.) | |
| Iddings, Warren | Allen | 293 | Section 4, T34, R11 (0.25 ac.) | |
| Ihrie, Lake | Allen | 292 | Section 9, T34, R11 (0.3 ac.) | |
| Imes, William | Orange | 388 | Section 33, T35, R10 (40 ac.) | |
| Imes, William | Orange | 389 | Section 34, T35, R10 (80 ac.) | |
| Ingle, Charles | Wayne | 444 | | |
| Ingraham, Nathan | Noble | 244 | Section 3, T33, R9 (80 ac.) | |
| Ingraham, Nathan | York | 329 | In-lot 129, Port Mitchell | |
| Ingraham, Nathan | York | 330 | In-lot 130, Port Mitchell | |
| Inks, John | Noble | 246 | | |
| Inks, Joseph | Noble | 245 | | |
| Inks, Thomas | Elkhart | 166 | Section 10, T35, R9 (80 ac.) | |
| Inscho & Edwards | Albion | 145 | | |
| Inscho, George W. | Albion | 146 | | |
| Inscho, Hugh | Jefferson | 219 | | |
| Inscho, Joseph | York | 331 | | |
| Inscho, William | Jefferson | 215 | Section 17, T34, R10 (80 ac.) | |
| Inscho, William | Jefferson | 216 | Section 22, T34, R10 (10 ac.) | |
| Irons, John F. | Elkhart | 168 | Section 32, T35, R9 (80 ac.) | |
| Irons, John F. | Elkhart | 169 | Section 32, T35, R9 (80 ac.) | |
| Isbell, C. W. | Wayne | 445 | | |
| Isbell, E. F. | Wayne | 433 | Section 33, T35, R11 (0.5 ac.) | |
| Isbell, Ezra T. | Allen | 284 | | |
| Isbell, Job | Swan | 211 | | |
| Isbell, Joell | Allen | 294 | Section 34, T34, R11 (0.4 ac.) | |
| Isbell, P. C. | Wayne | 430 | Section 35, T35, R11 (77 ac.) | |
| Itt, Justus | Elkhart | 167 | Section 18, T35, R9 (80 ac.) | |
