There are at least 53 named mountains in Sweet Grass County, Montana.
- Antelope Butte, 45°43′35″N 110°05′08″W / 45.72639°N 110.08556°W / 45.72639; -110.08556 (Antelope Butte), el. 5,151 feet (1,570 m)[1]
- Battleship Butte, 46°05′41″N 110°06′27″W / 46.09472°N 110.10750°W / 46.09472; -110.10750 (Battleship Butte), el. 6,066 feet (1,849 m)[2]
- Big Timber Peak, 46°01′28″N 110°15′42″W / 46.02444°N 110.26167°W / 46.02444; -110.26167 (Big Timber Peak), el. 10,764 feet (3,281 m)[3]
- Black Butte, 45°40′13″N 109°59′44″W / 45.67028°N 109.99556°W / 45.67028; -109.99556 (Black Butte), el. 6,119 feet (1,865 m)[4]
- Black Butte, 46°03′46″N 110°10′26″W / 46.06278°N 110.17389°W / 46.06278; -110.17389 (Black Butte), el. 7,677 feet (2,340 m)[5]
- Boone Mountain, 45°31′31″N 110°02′46″W / 45.52528°N 110.04611°W / 45.52528; -110.04611 (Boone Mountain), el. 8,943 feet (2,726 m)[6]
- Breakneck Mountain, 45°20′33″N 110°09′21″W / 45.34250°N 110.15583°W / 45.34250; -110.15583 (Breakneck Mountain), el. 10,170 feet (3,100 m)[7]
- Breakneck Plateau, 45°21′56″N 110°09′13″W / 45.36556°N 110.15361°W / 45.36556; -110.15361 (Breakneck Plateau), el. 9,314 feet (2,839 m)[8]
- Castle Butte, 45°38′41″N 110°02′10″W / 45.64472°N 110.03611°W / 45.64472; -110.03611 (Castle Butte), el. 6,286 feet (1,916 m)[9]
- Chalice Peak, 45°18′44″N 110°04′28″W / 45.31222°N 110.07444°W / 45.31222; -110.07444 (Chalice Peak), el. 11,037 feet (3,364 m)[10]
- Choo-heh-meen Hills, 45°49′29″N 109°40′41″W / 45.82472°N 109.67806°W / 45.82472; -109.67806 (Choo-heh-meen Hills), el. 5,043 feet (1,537 m)[11]
- Chrome Mountain, 45°26′27″N 110°08′23″W / 45.44083°N 110.13972°W / 45.44083; -110.13972 (Chrome Mountain), el. 10,138 feet (3,090 m)[12]
- Columbine Peak, 45°14′03″N 110°09′04″W / 45.23417°N 110.15111°W / 45.23417; -110.15111 (Columbine Peak), el. 8,350 feet (2,550 m)[13]
- Contact Mountain, 45°28′08″N 110°08′17″W / 45.46889°N 110.13806°W / 45.46889; -110.13806 (Contact Mountain), el. 9,944 feet (3,031 m)[14]
- Crazy Peak, 46°01′05″N 110°16′36″W / 46.01806°N 110.27667°W / 46.01806; -110.27667 (Crazy Peak), el. 11,178 feet (3,407 m)[15]
- Derby Mountain, 45°35′00″N 109°52′49″W / 45.58333°N 109.88028°W / 45.58333; -109.88028 (Derby Mountain), el. 7,027 feet (2,142 m)[16]
- Elk Mountain, 45°32′57″N 110°01′04″W / 45.54917°N 110.01778°W / 45.54917; -110.01778 (Elk Mountain), el. 8,376 feet (2,553 m)[17]
- Ellis Mountain, 45°34′44″N 109°56′52″W / 45.57889°N 109.94778°W / 45.57889; -109.94778 (Ellis Mountain), el. 7,451 feet (2,271 m)[18]
- Enos Mountain, 45°34′07″N 110°03′01″W / 45.56861°N 110.05028°W / 45.56861; -110.05028 (Enos Mountain), el. 7,401 feet (2,256 m)[19]
- Evergreen Mountain, 45°35′59″N 109°58′06″W / 45.59972°N 109.96833°W / 45.59972; -109.96833 (Evergreen Mountain), el. 7,139 feet (2,176 m)[20]
- Fairview Peak, 45°57′23″N 110°16′40″W / 45.95639°N 110.27778°W / 45.95639; -110.27778 (Fairview Peak), el. 10,167 feet (3,099 m)[21]
- Gold Hill, 45°36′06″N 109°56′28″W / 45.60167°N 109.94111°W / 45.60167; -109.94111 (Gold Hill), el. 6,234 feet (1,900 m)[22]
- Hawley Mountain, 45°20′17″N 110°11′23″W / 45.33806°N 110.18972°W / 45.33806; -110.18972 (Hawley Mountain), el. 10,092 feet (3,076 m)[23]
- Haystack Peak, 45°11′47″N 110°12′25″W / 45.19639°N 110.20694°W / 45.19639; -110.20694 (Haystack Peak), el. 10,233 feet (3,119 m)[24]
- Hicks Mountain, 45°32′44″N 109°52′57″W / 45.54556°N 109.88250°W / 45.54556; -109.88250 (Hicks Mountain), el. 7,438 feet (2,267 m)[25]
- Hicks Peak, 45°17′37″N 110°12′05″W / 45.29361°N 110.20139°W / 45.29361; -110.20139 (Hicks Peak), el. 9,803 feet (2,988 m)[26]
- Independence Peak, 45°12′43″N 110°13′21″W / 45.21194°N 110.22250°W / 45.21194; -110.22250 (Independence Peak), el. 9,885 feet (3,013 m)[27]
- Iron Mountain, 45°24′16″N 110°03′49″W / 45.40444°N 110.06361°W / 45.40444; -110.06361 (Iron Mountain), el. 10,026 feet (3,056 m)[28]
- Iron Mountain, 45°36′38″N 109°56′04″W / 45.61056°N 109.93444°W / 45.61056; -109.93444 (Iron Mountain), el. 6,857 feet (2,090 m)[29]
- Jordan Mountain, 45°14′48″N 110°04′03″W / 45.24667°N 110.06750°W / 45.24667; -110.06750 (Jordan Mountain), el. 10,102 feet (3,079 m)[30]
- Kid Royal Mountain, 45°55′46″N 110°13′45″W / 45.92944°N 110.22917°W / 45.92944; -110.22917 (Kid Royal Mountain), el. 6,893 feet (2,101 m)[31]
- Knob Hill, 46°00′14″N 109°27′51″W / 46.00389°N 109.46417°W / 46.00389; -109.46417 (Knob Hill), el. 4,534 feet (1,382 m)[32]
- Lake Mountain, 45°17′25″N 110°06′43″W / 45.29028°N 110.11194°W / 45.29028; -110.11194 (Lake Mountain), el. 10,689 feet (3,258 m)[33]
- Lone Indian Butte, 45°51′41″N 109°39′10″W / 45.86139°N 109.65278°W / 45.86139; -109.65278 (Lone Indian Butte), el. 5,174 feet (1,577 m)[34]
- Meyer Mountain, 45°28′33″N 109°58′26″W / 45.47583°N 109.97389°W / 45.47583; -109.97389 (Meyer Mountain), el. 8,248 feet (2,514 m)[35]
- Monument Peak, 45°11′47″N 110°13′21″W / 45.19639°N 110.22250°W / 45.19639; -110.22250 (Monument Peak), el. 10,846 feet (3,306 m)[36]
- Morning Star Peak, 45°30′59″N 110°02′34″W / 45.51639°N 110.04278°W / 45.51639; -110.04278 (Morning Star Peak), el. 9,255 feet (2,821 m)[37]
- Mount Douglas, 45°18′24″N 110°08′23″W / 45.30667°N 110.13972°W / 45.30667; -110.13972 (Mount Douglas), el. 11,283 feet (3,439 m)[38]
- Packsaddle Butte, 45°38′07″N 109°51′24″W / 45.63528°N 109.85667°W / 45.63528; -109.85667 (Packsaddle Butte), el. 5,902 feet (1,799 m)[39]
- Piano Hill, 45°43′21″N 109°55′50″W / 45.72250°N 109.93056°W / 45.72250; -109.93056 (Piano Hill), el. 4,974 feet (1,516 m)[40]
- Picket Pin Mountain, 45°27′00″N 110°03′04″W / 45.45000°N 110.05111°W / 45.45000; -110.05111 (Picket Pin Mountain), el. 9,977 feet (3,041 m)[41]
- Pinnacle Mountain, 45°11′47″N 110°06′07″W / 45.19639°N 110.10194°W / 45.19639; -110.10194 (Pinnacle Mountain), el. 10,666 feet (3,251 m)[42]
- Porcupine Butte, 46°10′45″N 110°04′22″W / 46.17917°N 110.07278°W / 46.17917; -110.07278 (Porcupine Butte), el. 7,011 feet (2,137 m)[43]
- Raspberry Butte, 45°58′33″N 110°10′07″W / 45.97583°N 110.16861°W / 45.97583; -110.16861 (Raspberry Butte), el. 6,653 feet (2,028 m)[44]
- Red Mountain, 45°38′16″N 109°58′16″W / 45.63778°N 109.97111°W / 45.63778; -109.97111 (Red Mountain), el. 5,978 feet (1,822 m)[45]
- Sliderock Mountain, 45°35′10″N 109°56′59″W / 45.58611°N 109.94972°W / 45.58611; -109.94972 (Sliderock Mountain), el. 7,506 feet (2,288 m)[46]
- Snowy Peak, 45°19′05″N 110°08′31″W / 45.31806°N 110.14194°W / 45.31806; -110.14194 (Snowy Peak), el. 9,623 feet (2,933 m)[47]
- Stephens Hill, 45°50′40″N 109°34′24″W / 45.84444°N 109.57333°W / 45.84444; -109.57333 (Stephens Hill), el. 4,928 feet (1,502 m)[48]
- Sugarloaf Mountain, 45°31′58″N 109°55′56″W / 45.53278°N 109.93222°W / 45.53278; -109.93222 (Sugarloaf Mountain), el. 7,946 feet (2,422 m)[49]
- Tepee Mountain, 45°31′01″N 110°11′00″W / 45.51694°N 110.18333°W / 45.51694; -110.18333 (Tepee Mountain), el. 8,117 feet (2,474 m)[50]
- Timberline Mountain, 45°10′45″N 110°03′45″W / 45.17917°N 110.06250°W / 45.17917; -110.06250 (Timberline Mountain), el. 10,253 feet (3,125 m)[51]
- Washburn Mountain, 45°29′48″N 109°57′44″W / 45.49667°N 109.96222°W / 45.49667; -109.96222 (Washburn Mountain), el. 8,353 feet (2,546 m)[52]
- Wheeler Butte, 46°02′30″N 109°58′03″W / 46.04167°N 109.96750°W / 46.04167; -109.96750 (Wheeler Butte), el. 4,961 feet (1,512 m)[53]
- ^ "Antelope Butte". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Battleship Butte". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Big Timber Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Black Butte". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Black Butte". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Boone Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Breakneck Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Breakneck Plateau". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Castle Butte". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Chalice Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Choo-heh-meen Hills". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Chrome Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Columbine Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Contact Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Crazy Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Derby Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Elk Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Ellis Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Enos Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Evergreen Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Fairview Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Gold Hill". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Hawley Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Haystack Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Hicks Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Hicks Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Independence Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Iron Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Iron Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Jordan Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Kid Royal Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Knob Hill". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Lake Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Lone Indian Butte". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Meyer Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Monument Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Morning Star Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Mount Douglas". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Packsaddle Butte". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Piano Hill". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Picket Pin Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Pinnacle Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Porcupine Butte". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Raspberry Butte". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Red Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Sliderock Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Snowy Peak". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Stephens Hill". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Sugarloaf Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Tepee Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Timberline Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Washburn Mountain". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
- ^ "Wheeler Butte". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.