Feature Name | Class | Elev. meters | County | Latitude DMS | Longitude DMS |
| Rose Creek | Stream | | Judith Basin | 47 20 07 N | 110 26 38 W |
| Rose Creek | Stream | | Judith Basin | 47 21 53 N | 110 29 20 W |
| Rose Creek | Stream | | Lewis and Clark | 47 32 55 N | 112 36 05 W |
| Rose Creek School (historical) | School | 1002 | Fergus | 47 33 20 N | 109 17 11 W |
| Rose Crossing | Populated Place | 894 | Flathead | 48 15 18 N | 114 16 35 W |
| Rose Densmore Mine | Mine | 1842 | Lewis and Clark | 46 42 31 N | 112 21 07 W |
| Rose Gulch | Valley | | Lewis and Clark | 46 55 56 N | 112 02 50 W |
| Rose Gulch | Valley | | Silver Bow | 45 55 21 N | 112 41 37 W |
| Rose Hill (historical) | Populated Place | 823 | Valley | 48 21 20 N | 106 34 00 W |
| Rose Hill School | Locale | 662 | Sheridan | 48 34 40 N | 104 24 12 W |
| Rose Hill School (historical) | School | 715 | McCone | 47 43 35 N | 105 22 20 W |
| Rose Hill School (historical) | School | 817 | Valley | 48 21 00 N | 106 31 16 W |
| Rose Lake | Lake | 2619 | Gallatin | 44 56 56 N | 111 19 59 W |
| Rose Mountain | Summit | 2610 | Granite | 46 26 40 N | 113 02 56 W |
| Rose Park | Park | 984 | Yellowstone | 45 47 17 N | 108 34 03 W |
| Rose School (historical) | School | 898 | Custer | 46 49 05 N | 106 06 02 W |
| Rose Valley | School | 680 | Sheridan | 48 36 22 N | 104 36 31 W |
| Rose Valley Post Office (historical) | Post Office | 732 | Dawson | 47 30 14 N | 105 22 02 W |
| Rosebranch Post Office (historical) | Post Office | 949 | Liberty | 48 13 50 N | 111 02 03 W |
| Rosebud | Locale | 758 | Rosebud | 46 16 29 N | 106 26 32 W |
| Rosebud | Populated Place | 757 | Rosebud | 46 16 28 N | 106 26 41 W |
| Rosebud (historical) | Locale | 1222 | Stillwater | 45 31 40 N | 109 26 23 W |
| Rosebud Battlefield State Park | Park | 1404 | Big Horn | 45 13 50 N | 106 59 52 W |
| Rosebud Buttes | Summit | 1006 | Rosebud | 46 10 26 N | 106 23 51 W |
| Rosebud Campground | Locale | 768 | Rosebud | 46 15 48 N | 106 41 42 W |
| Rosebud Campground | Locale | 766 | Rosebud | 46 16 29 N | 106 40 42 W |
| Rosebud Cemetery | Cemetery | 773 | Rosebud | 46 16 08 N | 106 26 19 W |
| Rosebud Community Center | Locale | 1281 | Stillwater | 45 28 49 N | 109 27 23 W |
| Rosebud Community Chapel | Church | 756 | Rosebud | 46 16 33 N | 106 26 25 W |
| Rosebud County | Civil | 766 | Rosebud | 46 20 00 N | 106 35 02 W |
| Rosebud County Courthouse | Building | 769 | Rosebud | 46 16 04 N | 106 40 30 W |
| Rosebud County Fairgrounds | Locale | 767 | Rosebud | 46 16 26 N | 106 40 17 W |
| Rosebud County Library | Building | 768 | Rosebud | 46 15 59 N | 106 40 49 W |
| Rosebud County Pioneer Museum | Building | 769 | Rosebud | 46 16 05 N | 106 40 26 W |
| Rosebud County Sheriffs Office | Building | 771 | Rosebud | 46 15 58 N | 106 40 22 W |
| Rosebud Creek | Stream | | Rosebud | 46 16 23 N | 106 28 35 W |
| Rosebud Creek | Stream | | Stillwater | 45 32 02 N | 109 26 18 W |
| Rosebud East Fishing Access Site | Locale | 766 | Rosebud | 46 16 26 N | 106 40 39 W |
| Rosebud Flat School (historical) | School | 822 | Rosebud | 46 15 19 N | 106 21 03 W |
| Rosebud Grain Elevator (historical) | Locale | 760 | Rosebud | 46 16 25 N | 106 26 40 W |
| Rosebud Health Care Center | Hospital | 769 | Rosebud | 46 16 18 N | 106 40 13 W |
| Rosebud Historical Marker | Park | 794 | Rosebud | 46 15 60 N | 106 18 22 W |
| Rosebud Isle Fishing Access Site | Locale | 1358 | Stillwater | 45 27 18 N | 109 30 47 W |
| Rosebud Mine | Mine | 1653 | Madison | 45 33 48 N | 111 38 16 W |
| Rosebud Post Office | Post Office | 755 | Rosebud | 46 16 32 N | 106 26 37 W |
| Rosebud River Historical Marker | Park | 756 | Rosebud | 46 16 54 N | 106 28 00 W |
| Rosebud School | School | 756 | Rosebud | 46 16 32 N | 106 26 29 W |
| Rosebud West Fishing Access Site | Locale | 777 | Rosebud | 46 15 47 N | 106 41 44 W |
| Rosecraze Dam | Dam | 1051 | Carter | 45 05 18 N | 104 19 44 W |
| Rosedale School (historical) | School | 904 | Blaine | 48 58 27 N | 108 22 16 W |
| Rosedale School (historical) | School | 1452 | Park | 45 28 03 N | 110 35 40 W |
| Rosedale School (historical) | School | 678 | Roosevelt | 48 21 30 N | 104 09 42 W |
| Rosedale School (historical) | School | 878 | Valley | 48 38 10 N | 106 02 38 W |
| Roseland Park | Park | 754 | Daniels | 48 47 22 N | 105 25 27 W |
| Roselle Mine | Mine | 1581 | Powell | 46 52 01 N | 112 53 07 W |
| Rosemont Mine | Mine | 2047 | Beaverhead | 45 19 09 N | 112 51 03 W |
| Rosemont Post Office (historical) | Post Office | 1406 | Ravalli | 46 25 51 N | 113 57 33 W |
| Rosemont School (historical) | School | 1406 | Ravalli | 46 25 51 N | 113 57 33 W |
| Rosetta Creek | Stream | | Carbon | 45 14 06 N | 109 11 21 W |
| Rosetta Mine | Mine | 1189 | Lewis and Clark | 47 01 45 N | 112 09 26 W |
| Rosetta Mine | Mine | 1202 | Lewis and Clark | 47 01 44 N | 112 09 27 W |
| Rosie Coulee | Valley | | McCone | 47 45 32 N | 105 49 52 W |
| Rosie Murphy Spring | Spring | 2098 | Jefferson | 46 08 24 N | 112 03 15 W |
| Roskie Dorm | Building | 1493 | Gallatin | 45 39 55 N | 111 03 16 W |
| Ross (historical) | Locale | 1902 | Beaverhead | 45 41 30 N | 113 03 13 W |
| Ross (historical) | Locale | 903 | Missoula | 46 59 30 N | 114 26 43 W |
| Ross (historical) | Locale | 1611 | Silver Bow | 46 00 35 N | 112 43 03 W |
| Ross Canyon | Valley | | Sweet Grass | 45 42 48 N | 109 55 33 W |
| Ross Creek | Stream | | Gallatin | 45 50 32 N | 111 08 56 W |
| Ross Creek | Stream | | Powell | 47 16 37 N | 113 18 47 W |
| Ross Creek | Stream | | Sanders | 48 13 04 N | 115 51 28 W |
| Ross Creek Campground | Locale | 871 | Lincoln | 48 12 31 N | 115 54 54 W |
| Ross Creek Falls and Vista | Locale | 821 | Lincoln | 48 12 09 N | 115 53 28 W |
| Ross Creek Natural Area | Park | 871 | Lincoln | 48 12 22 N | 115 55 10 W |
| Ross Creek Pack Trail | Trail | 1046 | Lincoln | 48 11 17 N | 115 58 26 W |
| Ross Creek Picnic Area | Park | 871 | Lincoln | 48 12 31 N | 115 54 54 W |
| Ross Dam | Dam | 814 | Garfield | 47 12 54 N | 106 28 44 W |
| Ross Fork | Locale | 1158 | Fergus | 47 04 38 N | 109 41 35 W |
| Ross Fork | Populated Place | 1158 | Fergus | 47 04 38 N | 109 41 35 W |
| Ross Fork | Stream | | Granite | 46 13 29 N | 113 31 32 W |
| Ross Fork Creek | Stream | | Fergus | 47 04 20 N | 109 43 11 W |
| Ross Fork Post Office (historical) | Post Office | 1158 | Fergus | 47 04 38 N | 109 41 35 W |
| Ross Gulch | Valley | | Beaverhead | 45 41 30 N | 113 03 12 W |
| Ross Gulch | Valley | | Broadwater | 46 19 31 N | 111 16 51 W |
| Ross Hall | Populated Place | 721 | Garfield | 47 12 34 N | 107 56 15 W |
| Ross Hole | Basin | 1367 | Ravalli | 45 50 47 N | 113 57 28 W |
| Ross Hole (historical) | Locale | 1353 | Ravalli | 45 50 25 N | 113 58 18 W |
| Ross Hole Historical Marker | Park | 1364 | Ravalli | 45 50 10 N | 113 59 08 W |
| Ross Homestead | Locale | 1051 | Yellowstone | 45 38 40 N | 108 37 17 W |
| Ross International Airport | Airport | 1080 | Toole | 48 59 54 N | 111 58 42 W |
| Ross Lake | Lake | 1087 | Blaine | 48 17 21 N | 109 12 13 W |
| Ross Mine | Mine | 1939 | Gallatin | 45 38 46 N | 110 48 19 W |
| Ross Mine | Mine | 1621 | Sweet Grass | 45 36 30 N | 109 54 60 W |
| Ross Mine | Mine | 1603 | Sweet Grass | 45 36 28 N | 109 55 01 W |
| Ross Number 2 Dam | Dam | 799 | Garfield | 47 13 24 N | 106 26 38 W |
| Ross Pass | Gap | 1463 | Fergus | 47 13 29 N | 109 05 55 W |
| Ross Pass | Gap | 2314 | Gallatin | 45 51 03 N | 110 57 04 W |
| Ross Pass | Summit | 2747 | Gallatin | 45 51 31 N | 110 57 22 W |
| Ross Pass Number 1 Mine | Mine | 1660 | Fergus | 47 14 35 N | 109 04 33 W |
| Ross Pass Number 2 Mine | Mine | 1657 | Fergus | 47 14 13 N | 109 04 33 W |
| Ross Pass Number 3 Mine | Mine | 1647 | Fergus | 47 14 12 N | 109 04 30 W |
| Ross Peak | Summit | 2747 | Gallatin | 45 51 31 N | 110 57 22 W |
| Ross Point | Cliff | 1355 | Lincoln | 48 11 51 N | 115 56 31 W |
| Ross Post Office (historical) | Post Office | 725 | Garfield | 47 14 05 N | 107 56 47 W |
| Ross School | School | 755 | Garfield | 47 10 54 N | 107 55 23 W |
| Ross School (historical) | School | 1118 | Cascade | 47 23 55 N | 111 16 60 W |
| Ross Spring | Spring | 1390 | Sweet Grass | 45 42 60 N | 109 56 03 W |
| Ross-Flannigan Ditch | Canal | 1287 | Stillwater | 45 29 08 N | 109 27 50 W |
| Rossie the Fake Dam | Dam | 1323 | Glacier | 48 57 60 N | 113 12 09 W |
| Rossin Gulch | Valley | | Powell | 46 49 34 N | 112 52 25 W |