Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Clarkson City Park Campground | Locale | 454 | Colfax | 41 43 38 N | 097 07 01 W |
| Clarkson College | School | 356 | Douglas | 41 15 34 N | 095 58 32 W |
| Clarkson Elementary School | School | 363 | Dodge | 41 26 19 N | 096 29 28 W |
| Clarkson Family Medicine Center | Building | 354 | Douglas | 41 15 33 N | 095 58 34 W |
| Clarkson Historical Museum | Building | 455 | Colfax | 41 43 36 N | 097 07 20 W |
| Clarkson Hospital | Hospital | 344 | Douglas | 41 15 25 N | 095 58 42 W |
| Clarkson Kidney Center | Hospital | 570 | Hall | 40 55 34 N | 098 22 17 W |
| Clarkson Medical Clinic | Hospital | 458 | Colfax | 41 43 28 N | 097 07 19 W |
| Clarkson Memorial Library | Building | 458 | Colfax | 41 43 30 N | 097 07 21 W |
| Clarkson Police Department | Building | 455 | Colfax | 41 43 36 N | 097 07 20 W |
| Clarkson Post Office | Post Office | 458 | Colfax | 41 43 29 N | 097 07 19 W |
| Clarkson Primary Care | Building | 370 | Douglas | 41 13 53 N | 095 56 50 W |
| Clarkson Primary Care - Internal Medicine Associates Building | Hospital | 350 | Douglas | 41 16 06 N | 096 05 54 W |
| Clarkson Primary Care Building - Millard | Hospital | 334 | Douglas | 41 12 44 N | 096 07 14 W |
| Clarkson Primary Care Center | Hospital | 359 | Douglas | 41 17 60 N | 095 59 51 W |
| Clarkson Primary Care Center | Hospital | 344 | Douglas | 41 15 29 N | 095 58 40 W |
| Clarkson Primary Care Center | Hospital | 352 | Douglas | 41 17 33 N | 096 07 16 W |
| Clarkson Public Schools | School | 472 | Colfax | 41 43 13 N | 097 07 25 W |
| Clarkson West Medical Center | Hospital | 364 | Douglas | 41 14 05 N | 095 58 41 W |
| Clarksville Township Public Library | Building | 494 | Merrick | 41 12 55 N | 097 50 09 W |
| Clarmar Elementary School | School | 360 | Dodge | 41 26 49 N | 096 28 23 W |
| Clatonia | Locale | 418 | Gage | 40 27 54 N | 096 50 58 W |
| Clatonia | Populated Place | 419 | Gage | 40 27 55 N | 096 50 59 W |
| Clatonia Creek | Stream | | Lancaster | 40 23 24 N | 096 54 03 W |
| Clatonia Creek Dam 10-A | Dam | 433 | Gage | 40 31 06 N | 096 47 25 W |
| Clatonia Creek Dam 2-A | Dam | 411 | Gage | 40 27 12 N | 096 52 13 W |
| Clatonia Creek Dam 2-B | Dam | 415 | Gage | 40 27 36 N | 096 51 55 W |
| Clatonia Creek Dam 3-A | Dam | 424 | Gage | 40 28 54 N | 096 51 31 W |
| Clatonia Creek Dam 4-A | Dam | 413 | Gage | 40 28 12 N | 096 50 13 W |
| Clatonia Creek Dam 6-A | Dam | 430 | Gage | 40 28 42 N | 096 48 19 W |
| Clatonia Creek Dam 7-A | Dam | 427 | Gage | 40 29 42 N | 096 48 37 W |
| Clatonia Creek Dam 8-D | Dam | 427 | Gage | 40 29 30 N | 096 47 37 W |
| Clatonia Creek Reservoir 10-A | Reservoir | 433 | Gage | 40 31 06 N | 096 47 25 W |
| Clatonia Creek Reservoir 2-A | Reservoir | 411 | Gage | 40 27 12 N | 096 52 13 W |
| Clatonia Creek Reservoir 2-B | Reservoir | 415 | Gage | 40 27 36 N | 096 51 55 W |
| Clatonia Creek Reservoir 3-A | Reservoir | 424 | Gage | 40 28 54 N | 096 51 31 W |
| Clatonia Creek Reservoir 4-A | Reservoir | 413 | Gage | 40 28 12 N | 096 50 13 W |
| Clatonia Creek Reservoir 6-A | Reservoir | 430 | Gage | 40 28 42 N | 096 48 19 W |
| Clatonia Creek Reservoir 7-A | Reservoir | 427 | Gage | 40 29 42 N | 096 48 37 W |
| Clatonia Creek Reservoir 8-D | Reservoir | 427 | Gage | 40 29 30 N | 096 47 37 W |
| Clatonia Fire Department | Building | 419 | Gage | 40 27 55 N | 096 50 59 W |
| Clatonia Post Office | Post Office | 419 | Gage | 40 27 55 N | 096 50 59 W |
| Clatonia School (historical) | School | 433 | Gage | 40 27 59 N | 096 51 22 W |
| Claw Hammer Lake | Lake | 1090 | Grant | 41 45 14 N | 101 31 56 W |
| Clay Center | Populated Place | 545 | Clay | 40 31 18 N | 098 03 19 W |
| Clay Center (historical) | Locale | 544 | Clay | 40 31 18 N | 098 03 33 W |
| Clay Center Cemetery | Cemetery | 541 | Clay | 40 31 57 N | 098 03 01 W |
| Clay Center Community Medical Clinic | Hospital | 545 | Clay | 40 31 18 N | 098 03 19 W |
| Clay Center Dental Clinic | Hospital | 545 | Clay | 40 31 18 N | 098 03 19 W |
| Clay Center Historical Marker | Park | 543 | Clay | 40 31 29 N | 098 03 21 W |
| Clay Center Police Department | Building | 544 | Clay | 40 31 18 N | 098 03 20 W |
| Clay Center Post Office | Post Office | 544 | Clay | 40 31 16 N | 098 03 21 W |
| Clay Center Public Library | Building | 544 | Clay | 40 31 18 N | 098 03 20 W |
| Clay Center Public Schools | School | 545 | Clay | 40 31 25 N | 098 03 03 W |
| Clay County | Civil | 541 | Clay | 40 32 00 N | 098 03 01 W |
| Clay County Courthouse | Building | 546 | Clay | 40 31 17 N | 098 03 18 W |
| Clay County Fairground | Locale | 544 | Clay | 40 31 45 N | 098 03 31 W |
| Clay County Sheriffs Office | Building | 546 | Clay | 40 31 17 N | 098 03 18 W |
| Clay Creek | Stream | | Holt | 42 49 43 N | 099 10 32 W |
| Clay Creek School | School | 586 | Holt | 42 48 43 N | 099 10 04 W |
| Clay Hill School | School | 452 | Knox | 42 46 13 N | 098 10 59 W |
| Clay Hill School (historical) | School | 519 | Stanton | 41 50 42 N | 097 10 26 W |
| Clay Peak | Summit | 1074 | Garden | 41 19 20 N | 102 11 31 W |
| Clay Residence Hall | Building | 579 | Adams | 40 34 46 N | 098 19 42 W |
| Clay Ridge School (historical) | School | 576 | Nance | 41 27 27 N | 098 14 06 W |
| Clay Springs Draw | Valley | | Banner | 41 39 17 N | 103 49 27 W |
| Clayburn Hall | Building | 336 | Nemaha | 40 28 12 N | 095 44 04 W |
| Claypit Well | Well | 1334 | Sioux | 42 03 13 N | 103 40 17 W |
| Clear Creek | Stream | | Colfax | 41 22 51 N | 097 13 30 W |
| Clear Creek | Stream | | Keith | 41 18 22 N | 102 02 09 W |
| Clear Creek | Stream | | Pawnee | 40 11 12 N | 096 04 38 W |
| Clear Creek | Stream | | Saunders | 41 03 20 N | 096 21 19 W |
| Clear Creek | Stream | | Sherman | 41 08 06 N | 099 05 56 W |
| Clear Creek | Stream | | Wheeler | 41 44 05 N | 098 30 30 W |
| Clear Creek Cemetery | Cemetery | 344 | Pawnee | 40 13 10 N | 096 08 22 W |
| Clear Creek Dam | Dam | 495 | Polk | 41 12 48 N | 097 41 49 W |
| Clear Creek Public School | School | 359 | Saunders | 41 03 34 N | 096 26 25 W |
| Clear Creek Reservoir | Reservoir | 495 | Polk | 41 12 48 N | 097 41 49 W |
| Clear Creek School | School | 627 | Wheeler | 41 48 22 N | 098 33 09 W |
| Clear Creek School (historical) | School | 698 | Custer | 41 22 57 N | 099 17 38 W |
| Clear Creek School (historical) | School | 659 | Sherman | 41 12 22 N | 099 08 53 W |
| Clear Creek Springs | Spring | 1068 | Keith | 41 21 57 N | 102 01 58 W |
| Clear Creek State Waterfowl Management Area | Park | 997 | Keith | 41 18 12 N | 102 03 35 W |
| Clear Creek-Island Election Precinct | Civil | 455 | Polk | 41 19 16 N | 097 26 26 W |
| Clear Lake | Lake | 814 | Brown | 42 15 45 N | 100 02 55 W |
| Clear Lake | Lake | 1131 | Cherry | 42 25 48 N | 101 52 54 W |
| Clear Lake | Lake | 889 | Cherry | 42 33 35 N | 100 37 14 W |
| Clear Lake | Lake | 1183 | Garden | 41 59 17 N | 102 38 42 W |
| Clear Lake | Lake | 706 | Holt | 42 07 48 N | 099 01 16 W |
| Clear Lake | Lake | 729 | Rock | 42 16 03 N | 099 14 53 W |
| Clear Lake | Lake | 1165 | Sheridan | 42 24 54 N | 102 05 16 W |
| Clearidge Airport | Airport | 389 | Lancaster | 40 42 35 N | 096 28 37 W |
| Clearview Elementary School | School | 506 | Platte | 41 35 05 N | 097 25 31 W |
| Clearview School | School | 675 | Valley | 41 41 01 N | 098 46 14 W |
| Clearwater | Populated Place | 547 | Antelope | 42 10 12 N | 098 11 18 W |
| Clearwater (historical) | Locale | 546 | Antelope | 42 10 21 N | 098 11 20 W |
| Clearwater Cemetery | Cemetery | 573 | Antelope | 42 12 20 N | 098 10 59 W |
| Clearwater Creek | Stream | | Wheeler | 42 10 40 N | 098 10 13 W |
| Clearwater Election Precinct | Civil | 750 | Frontier | 40 33 17 N | 100 02 31 W |
| Clearwater Election Precinct | Civil | 619 | Wheeler | 42 04 28 N | 098 31 34 W |
| Clearwater Fire House | Building | 547 | Antelope | 42 10 12 N | 098 11 18 W |
| Clearwater Post Office | Post Office | 547 | Antelope | 42 10 12 N | 098 11 18 W |
| Clearwater Public Library | Building | 547 | Antelope | 42 10 12 N | 098 11 18 W |
| Clearwater Public Schools | School | 549 | Antelope | 42 10 15 N | 098 11 36 W |
| Cleaves Temple Christian Methodist Episcopal Church | Church | 313 | Douglas | 41 16 32 N | 095 56 54 W |
| Cleavland Athletic Field | Park | 1187 | Scotts Bluff | 41 52 04 N | 103 41 03 W |
| Clemmons Cemetery | Cemetery | 334 | Cass | 40 55 48 N | 095 53 47 W |
| Clemmons Hall | Building | 363 | Dodge | 41 26 06 N | 096 29 18 W |
| Clemmons Park | Park | 360 | Dodge | 41 26 45 N | 096 27 52 W |
| Cleveland (historical) | Populated Place | 615 | Holt | 42 46 30 N | 099 06 51 W |