# List of islands of Montana

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There are at least 115 named Islands in Montana. These islands occur in rivers, lakes and reservoirs.

## Islands east of the Continental Divide
### Missouri River

* Archers Island, Chouteau County, Montana, 47°56′39″N 110°26′16″W﻿ / ﻿47.94417°N 110.43778°W﻿ / 47.94417; -110.43778﻿ (Archers Island), el. 2,562 feet (781 m)
* Baker Bar, Chouteau County, Montana, 47°50′20″N 110°37′14″W﻿ / ﻿47.83889°N 110.62056°W﻿ / 47.83889; -110.62056﻿ (Baker Bar), el. 2,615 feet (797 m)
* Boggs Island, Chouteau County, Montana, 48°00′48″N 110°16′26″W﻿ / ﻿48.01333°N 110.27389°W﻿ / 48.01333; -110.27389﻿ (Boggs Island), el. 2,513 feet (766 m)
* Brule Bar, Chouteau County, Montana, 47°52′44″N 110°30′10″W﻿ / ﻿47.87889°N 110.50278°W﻿ / 47.87889; -110.50278﻿ (Brule Bar), el. 2,569 feet (783 m)
* Buckshot Island, Cascade County, Montana, 47°25′53″N 111°21′20″W﻿ / ﻿47.43139°N 111.35556°W﻿ / 47.43139; -111.35556﻿ (Buckshot Island), el. 3,323 feet (1,013 m)
* Chelsea Island, Roosevelt County, Montana, 48°06′52″N 105°20′07″W﻿ / ﻿48.11444°N 105.33528°W﻿ / 48.11444; -105.33528﻿ (Chelsea Island), el. 1,972 feet (601 m)
* Council Island, Chouteau County, Montana, 47°44′05″N 109°36′45″W﻿ / ﻿47.73472°N 109.61250°W﻿ / 47.73472; -109.61250﻿ (Council Island), el. 2,408 feet (734 m)
* Cow Island, Blaine County, Montana, 47°46′20″N 108°56′52″W﻿ / ﻿47.77222°N 108.94778°W﻿ / 47.77222; -108.94778﻿ (Cow Island), el. 2,293 feet (699 m)
* Crow Coulee Bar, Chouteau County, Montana, 47°59′14″N 110°19′47″W﻿ / ﻿47.98722°N 110.32972°W﻿ / 47.98722; -110.32972﻿ (Crow Coulee Bar), el. 2,529 feet (771 m)
* Duck Island, Valley County, Montana, 48°02′59″N 106°24′52″W﻿ / ﻿48.04972°N 106.41444°W﻿ / 48.04972; -106.41444﻿ (Duck Island), el. 2,044 feet (623 m)
* Evans Bend, Chouteau County, Montana, 47°51′08″N 110°34′28″W﻿ / ﻿47.85222°N 110.57444°W﻿ / 47.85222; -110.57444, el. 2,608 feet (795 m)
* Fisher Island, Cascade County, Montana, 47°24′35″N 111°18′25″W﻿ / ﻿47.40972°N 111.30694°W﻿ / 47.40972; -111.30694﻿ (Fisher Island), el. 3,333 feet (1,016 m)
* Grand Island, Phillips County, Montana, 47°41′51″N 108°48′09″W﻿ / ﻿47.69750°N 108.80250°W﻿ / 47.69750; -108.80250﻿ (Grand Island), el. 2,316 feet (706 m)
* Holmes Council Islands, Fergus County, Montana, 47°44′38″N 109°33′15″W﻿ / ﻿47.74389°N 109.55417°W﻿ / 47.74389; -109.55417﻿ (Holmes Council Islands), el. 2,398 feet (731 m)
* Iron City Islands, Fergus County, Montana, 47°44′44″N 109°31′14″W﻿ / ﻿47.74556°N 109.52056°W﻿ / 47.74556; -109.52056﻿ (Iron City Islands), el. 2,388 feet (728 m)
* Jones Island, Phillips County, Montana, 47°37′25″N 108°35′50″W﻿ / ﻿47.62361°N 108.59722°W﻿ / 47.62361; -108.59722﻿ (Jones Island), el. 2,251 feet (686 m)
* King Island, Fergus County, Montana, 47°37′08″N 108°38′51″W﻿ / ﻿47.61889°N 108.64750°W﻿ / 47.61889; -108.64750﻿ (King Island), el. 2,260 feet (690 m)
* Lower Two Calf Island, Phillips County, Montana, 47°38′45″N 108°45′46″W﻿ / ﻿47.64583°N 108.76278°W﻿ / 47.64583; -108.76278﻿ (Lower Two Calf Island), el. 2,277 feet (694 m)
* Nelson Island, Cascade County, Montana, 47°20′38″N 111°35′13″W﻿ / ﻿47.34389°N 111.58694°W﻿ / 47.34389; -111.58694﻿ (Nelson Island), el. 3,350 feet (1,020 m)
* PN Island, Fergus County, Montana, 47°44′12″N 109°38′17″W﻿ / ﻿47.73667°N 109.63806°W﻿ / 47.73667; -109.63806﻿ (PN Island), el. 2,408 feet (734 m)
* Park Island, Cascade County, Montana, 47°29′01″N 111°18′53″W﻿ / ﻿47.48361°N 111.31472°W﻿ / 47.48361; -111.31472﻿ (Park Island), el. 3,317 feet (1,011 m)
* Pine Island, Cascade County, Montana, 47°10′52″N 111°48′33″W﻿ / ﻿47.18111°N 111.80917°W﻿ / 47.18111; -111.80917﻿ (Pine Island), el. 3,379 feet (1,030 m)
* Pablo Island, Chouteau County, Montana, 47°45′43″N 109°54′52″W﻿ / ﻿47.76194°N 109.91444°W﻿ / 47.76194; -109.91444﻿ (Pablo Island), el. 2,467 feet (752 m)
* Roosevelt Island, Chouteau County, Montana, 47°48′16″N 110°41′23″W﻿ / ﻿47.80444°N 110.68972°W﻿ / 47.80444; -110.68972﻿ (Roosevelt Island), el. 2,628 feet (801 m)
* Sacajawea Island, Cascade County, Montana, 47°31′07″N 111°18′18″W﻿ / ﻿47.51861°N 111.30500°W﻿ / 47.51861; -111.30500﻿ (Sacajawea Island), el. 3,314 feet (1,010 m)
* Scout Island, Valley County, Montana, 48°02′02″N 106°25′30″W﻿ / ﻿48.03389°N 106.42500°W﻿ / 48.03389; -106.42500﻿ (Scout Island), el. 2,057 feet (627 m)
* Shonkin Bar, Chouteau County, Montana, 47°50′42″N 110°36′04″W﻿ / ﻿47.84500°N 110.60111°W﻿ / 47.84500; -110.60111﻿ (Shonkin Bar), el. 2,615 feet (797 m)
* Skinners Island, Roosevelt County, Montana, 48°05′32″N 105°06′56″W﻿ / ﻿48.09222°N 105.11556°W﻿ / 48.09222; -105.11556﻿ (Skinners Island), el. 1,952 feet (595 m)
* Steamboat Island, Cascade County, Montana, 47°31′47″N 111°14′27″W﻿ / ﻿47.52972°N 111.24083°W﻿ / 47.52972; -111.24083﻿ (Steamboat Island), el. 3,251 feet (991 m)
* Sturgeon Island, Blaine County, Montana, 47°47′56″N 109°05′02″W﻿ / ﻿47.79889°N 109.08389°W﻿ / 47.79889; -109.08389﻿ (Sturgeon Island), el. 2,352 feet (717 m)
* Taylor Island, Cascade County, Montana, 47°28′07″N 111°19′01″W﻿ / ﻿47.46861°N 111.31694°W﻿ / 47.46861; -111.31694﻿ (Taylor Island), el. 3,323 feet (1,013 m)
* Three Islands, Chouteau County, Montana, 47°58′12″N 110°22′09″W﻿ / ﻿47.97000°N 110.36917°W﻿ / 47.97000; -110.36917﻿ (Three Islands), el. 2,546 feet (776 m)
* Upper Two Calf Island, Phillips County, Montana, 47°39′23″N 108°46′58″W﻿ / ﻿47.65639°N 108.78278°W﻿ / 47.65639; -108.78278﻿ (Upper Two Calf Island), el. 2,310 feet (700 m)
* White Shield Island, Roosevelt County, Montana, 48°05′03″N 105°03′39″W﻿ / ﻿48.08417°N 105.06083°W﻿ / 48.08417; -105.06083﻿ (White Shield Island), el. 1,942 feet (592 m)
* Wolf Island, Chouteau County, Montana, 47°44′23″N 109°52′40″W﻿ / ﻿47.73972°N 109.87778°W﻿ / 47.73972; -109.87778﻿ (Wolf Island), el. 2,447 feet (746 m)
* Yorks Islands, Broadwater County, Montana, 46°15′45″N 111°29′28″W﻿ / ﻿46.26250°N 111.49111°W﻿ / 46.26250; -111.49111﻿ (Yorks Islands), el. 3,855 feet (1,175 m)

### Yellowstone River

* Beaver Island, Richland County, Montana, 47°26′05″N 104°20′12″W﻿ / ﻿47.43472°N 104.33667°W﻿ / 47.43472; -104.33667﻿ (Beaver Island), el. 1,965 feet (599 m)
* Big Marys Island, Yellowstone County, Montana, 46°00′23″N 107°55′47″W﻿ / ﻿46.00639°N 107.92972°W﻿ / 46.00639; -107.92972﻿ (Big Marys Island), el. 2,854 feet (870 m)
* Breakneck Island, Richland County, Montana, 47°26′47″N 104°18′41″W﻿ / ﻿47.44639°N 104.31139°W﻿ / 47.44639; -104.31139﻿ (Breakneck Island), el. 1,946 feet (593 m)
* Buella Island, Richland County, Montana, 47°36′23″N 104°11′42″W﻿ / ﻿47.60639°N 104.19500°W﻿ / 47.60639; -104.19500﻿ (Buella Island), el. 1,913 feet (583 m)
* Cherry Island, Yellowstone County, Montana, 45°49′00″N 108°26′53″W﻿ / ﻿45.81667°N 108.44806°W﻿ / 45.81667; -108.44806﻿ (Cherry Island), el. 3,081 feet (939 m)
* Chrome Island, Wibaux County, Montana, 47°20′43″N 104°24′40″W﻿ / ﻿47.34528°N 104.41111°W﻿ / 47.34528; -104.41111﻿ (Chrome Island), el. 1,985 feet (605 m)
* Crittenden Island, Richland County, Montana, 47°29′15″N 104°17′02″W﻿ / ﻿47.48750°N 104.28389°W﻿ / 47.48750; -104.28389﻿ (Crittenden Island), el. 1,932 feet (589 m)
* Devils Island, Richland County, Montana, 47°26′28″N 104°20′02″W﻿ / ﻿47.44111°N 104.33389°W﻿ / 47.44111; -104.33389﻿ (Devils Island), el. 1,946 feet (593 m)
* Diamond Island, Richland County, Montana, 47°35′37″N 104°12′57″W﻿ / ﻿47.59361°N 104.21583°W﻿ / 47.59361; -104.21583﻿ (Diamond Island), el. 1,909 feet (582 m)
* Dovers Island, Yellowstone County, Montana, 45°51′24″N 108°23′31″W﻿ / ﻿45.85667°N 108.39194°W﻿ / 45.85667; -108.39194﻿ (Dovers Island), el. 3,045 feet (928 m)
* Duck Island, Richland County, Montana, 47°24′56″N 104°20′35″W﻿ / ﻿47.41556°N 104.34306°W﻿ / 47.41556; -104.34306﻿ (Duck Island), el. 1,968 feet (600 m)
* Elk Island, Richland County, Montana, 47°28′13″N 104°18′22″W﻿ / ﻿47.47028°N 104.30611°W﻿ / 47.47028; -104.30611﻿ (Elk Island), el. 1,942 feet (592 m)
* Elms Island, Richland County, Montana, 47°24′13″N 104°21′07″W﻿ / ﻿47.40361°N 104.35194°W﻿ / 47.40361; -104.35194﻿ (Elms Island), el. 1,952 feet (595 m)
* Government Island, Yellowstone County, Montana, 46°09′25″N 107°28′41″W﻿ / ﻿46.15694°N 107.47806°W﻿ / 46.15694; -107.47806﻿ (Government Island), el. 2,703 feet (824 m)
* Gros Ventre Island, Richland County, Montana, 47°22′38″N 104°23′43″W﻿ / ﻿47.37722°N 104.39528°W﻿ / 47.37722; -104.39528﻿ (Gros Ventre Island), el. 1,955 feet (596 m)
* Idiom Island, Richland County, Montana, 47°21′47″N 104°23′59″W﻿ / ﻿47.36306°N 104.39972°W﻿ / 47.36306; -104.39972﻿ (Idiom Island), el. 1,972 feet (601 m)
* Howery Island, Treasure County, Montana, 46°14′50″N 107°22′02″W﻿ / ﻿46.24722°N 107.36722°W﻿ / 46.24722; -107.36722﻿ (Howery Island), el. 2,664 feet (812 m)
* Joes Island, Dawson County, Montana, 47°16′08″N 104°31′54″W﻿ / ﻿47.26889°N 104.53167°W﻿ / 47.26889; -104.53167﻿ (Joes Island), el. 2,018 feet (615 m)
* Livingston Island, Park County, Montana, 45°39′38″N 110°32′43″W﻿ / ﻿45.66056°N 110.54528°W﻿ / 45.66056; -110.54528﻿ (Livingston Island), el. 4,478 feet (1,365 m)
* Marys Island, Richland County, Montana, 47°23′09″N 104°22′10″W﻿ / ﻿47.38583°N 104.36944°W﻿ / 47.38583; -104.36944﻿ (Marys Island), el. 1,975 feet (602 m)
* Monroe Island, Dawson County, Montana, 46°58′20″N 104°47′22″W﻿ / ﻿46.97222°N 104.78944°W﻿ / 46.97222; -104.78944﻿ (Monroe Island), el. 2,083 feet (635 m)
* Pirogue Island, Custer County, Montana, 46°26′26″N 105°49′02″W﻿ / ﻿46.44056°N 105.81722°W﻿ / 46.44056; -105.81722﻿ (Pirogue Island), el. 2,349 feet (716 m)
* Randalls Island, Yellowstone County, Montana, 46°02′00″N 107°51′09″W﻿ / ﻿46.03333°N 107.85250°W﻿ / 46.03333; -107.85250﻿ (Randalls Island), el. 2,825 feet (861 m)
* Schaffer Island, Dawson County, Montana, 47°13′55″N 104°37′47″W﻿ / ﻿47.23194°N 104.62972°W﻿ / 47.23194; -104.62972﻿ (Schaffer Island), el. 2,011 feet (613 m)
* Seven Sisters Island, Richland County, Montana, 47°33′42″N 104°14′40″W﻿ / ﻿47.56167°N 104.24444°W﻿ / 47.56167; -104.24444﻿ (Seven Sisters Island), el. 1,903 feet (580 m)
* Siebeck Island, Park County, Montana, 45°38′28″N 110°33′51″W﻿ / ﻿45.64111°N 110.56417°W﻿ / 45.64111; -110.56417﻿ (Siebeck Island), el. 4,505 feet (1,373 m)
* Snake Island, Richland County, Montana, 47°21′10″N 104°24′42″W﻿ / ﻿47.35278°N 104.41167°W﻿ / 47.35278; -104.41167﻿ (Snake Island), el. 1,985 feet (605 m)
* Spraklin Island, Yellowstone County, Montana, 45°55′13″N 108°18′30″W﻿ / ﻿45.92028°N 108.30833°W﻿ / 45.92028; -108.30833﻿ (Spraklin Island), el. 2,995 feet (913 m)
* Westover Island, Carbon County, Montana, 45°35′05″N 109°04′40″W﻿ / ﻿45.58472°N 109.07778°W﻿ / 45.58472; -109.07778﻿ (Westover Island), el. 3,451 feet (1,052 m)

### Other waters east of the divide

* Big Island, Sheridan County, Montana, 48°26′50″N 104°23′00″W﻿ / ﻿48.44722°N 104.38333°W﻿ / 48.44722; -104.38333﻿ (Big Island), el. 1,942 feet (592 m) in Medicine Lake
* Bruces Island, Sheridan County, Montana, 48°28′26″N 104°27′05″W﻿ / ﻿48.47389°N 104.45139°W﻿ / 48.47389; -104.45139﻿ (Bruces Island), el. 1,946 feet (593 m) in Medicine Lake
* Far West Island, Big Horn County, Montana, 45°38′04″N 107°40′02″W﻿ / ﻿45.63444°N 107.66722°W﻿ / 45.63444; -107.66722﻿ (Far West Island), el. 2,943 feet (897 m) in the Big Horn River
* Fire Island, Sweet Grass County, Montana, 45°49′16″N 109°56′58″W﻿ / ﻿45.82111°N 109.94944°W﻿ / 45.82111; -109.94944﻿ (Fire Island), el. 4,104 feet (1,251 m) in the Boulder River
* Gull Island, Sheridan County, Montana, 48°27′31″N 104°23′31″W﻿ / ﻿48.45861°N 104.39194°W﻿ / 48.45861; -104.39194﻿ (Gull Island), el. 1,936 feet (590 m) in Medicine Lake
* Long Island, Phillips County, Montana, 48°25′23″N 107°41′46″W﻿ / ﻿48.42306°N 107.69611°W﻿ / 48.42306; -107.69611﻿ (Long Island), el. 2,211 feet (674 m) in Lake Bowdoin
* Lovell Island, Beaverhead County, Montana, 45°12′02″N 112°40′52″W﻿ / ﻿45.20056°N 112.68111°W﻿ / 45.20056; -112.68111﻿ (Lovell Island), el. 5,138 feet (1,566 m) in the Beaverhead River
* Pelican Islands, Phillips County, Montana, 48°24′42″N 107°40′38″W﻿ / ﻿48.41167°N 107.67722°W﻿ / 48.41167; -107.67722﻿ (Pelican Islands), el. 2,211 feet (674 m) in Lake Bowdoin
* Smith Island, Beaverhead County, Montana, 45°12′20″N 112°40′41″W﻿ / ﻿45.20556°N 112.67806°W﻿ / 45.20556; -112.67806﻿ (Smith Island), el. 5,125 feet (1,562 m) in the Beaverhead River
* The Island, Carter County, Montana, 45°23′10″N 104°04′06″W﻿ / ﻿45.38611°N 104.06833°W﻿ / 45.38611; -104.06833﻿ (The Island), el. 3,199 feet (975 m) in the Little Missouri River
* Thunderbird Island, Glacier County, Montana, 48°47′23″N 113°24′51″W﻿ / ﻿48.78972°N 113.41417°W﻿ / 48.78972; -113.41417﻿ (Thunderbird Island), el. 4,488 feet (1,368 m) in Saint Mary Lake
* Youngs Island, Sheridan County, Montana, 48°27′49″N 104°26′47″W﻿ / ﻿48.46361°N 104.44639°W﻿ / 48.46361; -104.44639﻿ (Youngs Island), el. 1,949 feet (594 m) in Medicine Lake
* Wild Goose Island, Glacier County, Montana, 48°41′20″N 113°32′23″W﻿ / ﻿48.68889°N 113.53972°W﻿ / 48.68889; -113.53972﻿ (Wild Goose Island), el. 4,488 feet (1,368 m) in Saint Mary Lake
* Woody Island, Phillips County, Montana, 48°24′18″N 107°40′57″W﻿ / ﻿48.40500°N 107.68250°W﻿ / 48.40500; -107.68250﻿ (Woody Island), el. 2,215 feet (675 m) in Lake Bowdoin
* York Island, Garfield County, Montana, 47°55′48″N 106°27′58″W﻿ / ﻿47.93000°N 106.46611°W﻿ / 47.93000; -106.46611﻿ (York Island), el. 2,333 feet (711 m) in Fort Peck Lake

## Islands west of the Continental Divide
### Flathead Lake

* Bird Island, Lake County, Montana, 47°47′59″N 114°04′45″W﻿ / ﻿47.79972°N 114.07917°W﻿ / 47.79972; -114.07917﻿ (Bird Island), el. 2,943 feet (897 m)
* Bull Island, Lake County, Montana, 47°46′14″N 114°06′58″W﻿ / ﻿47.77056°N 114.11611°W﻿ / 47.77056; -114.11611﻿ (Bull Island), el. 2,999 feet (914 m)
* Cedar Island, Lake County, Montana, 47°53′45″N 114°09′58″W﻿ / ﻿47.89583°N 114.16611°W﻿ / 47.89583; -114.16611﻿ (Cedar Island), el. 2,940 feet (900 m)
* Cromwell Island, Lake County, Montana, 47°51′01″N 114°15′49″W﻿ / ﻿47.85028°N 114.26361°W﻿ / 47.85028; -114.26361﻿ (Cromwell Island), el. 3,136 feet (956 m)
* Douglas Islands, Lake County, Montana, 47°56′01″N 114°10′06″W﻿ / ﻿47.93361°N 114.16833°W﻿ / 47.93361; -114.16833﻿ (Douglas Islands), el. 2,897 feet (883 m)
* Dream Island, Lake County, Montana, 47°48′43″N 114°13′50″W﻿ / ﻿47.81194°N 114.23056°W﻿ / 47.81194; -114.23056﻿ (Dream Island), el. 2,930 feet (890 m)
* Goose Island, Lake County, Montana, 47°56′55″N 114°10′40″W﻿ / ﻿47.94861°N 114.17778°W﻿ / 47.94861; -114.17778﻿ (Goose Island), el. 2,897 feet (883 m)
* Invitation Island, Flathead County, Montana, 48°04′15″N 114°13′01″W﻿ / ﻿48.07083°N 114.21694°W﻿ / 48.07083; -114.21694﻿ (Invitation Island), el. 2,897 feet (883 m)
* Melita Island, Lake County, Montana, 47°49′17″N 114°14′08″W﻿ / ﻿47.82139°N 114.23556°W﻿ / 47.82139; -114.23556﻿ (Melita Island), el. 2,936 feet (895 m)
* Little Bull Island, Lake County, Montana, 47°46′05″N 114°07′30″W﻿ / ﻿47.76806°N 114.12500°W﻿ / 47.76806; -114.12500﻿ (Little Bull Island), el. 2,963 feet (903 m)
* Mary B Island, Lake County, Montana, 47°55′31″N 114°10′08″W﻿ / ﻿47.92528°N 114.16889°W﻿ / 47.92528; -114.16889﻿ (Mary B Island), el. 2,897 feet (883 m)
* Rock Island, Lake County, Montana, 47°53′41″N 114°10′17″W﻿ / ﻿47.89472°N 114.17139°W﻿ / 47.89472; -114.17139﻿ (Rock Island), el. 2,910 feet (890 m)
* Shelter Island, Lake County, Montana, 47°53′44″N 114°10′27″W﻿ / ﻿47.89556°N 114.17417°W﻿ / 47.89556; -114.17417﻿ (Shelter Island), el. 2,943 feet (897 m)
* Wild Horse Island, Lake County, Montana, 47°50′43″N 114°12′54″W﻿ / ﻿47.84528°N 114.21500°W﻿ / 47.84528; -114.21500﻿ (Wild Horse Island), el. 3,494 feet (1,065 m)

### Hungry Horse Reservoir

* Clayton Island, Flathead County, Montana, 48°14′23″N 113°50′10″W﻿ / ﻿48.23972°N 113.83611°W﻿ / 48.23972; -113.83611﻿ (Clayton Island), el. 3,642 feet (1,110 m)
* Elk Island, Flathead County, Montana, 48°14′25″N 113°47′53″W﻿ / ﻿48.24028°N 113.79806°W﻿ / 48.24028; -113.79806﻿ (Elk Island), el. 3,596 feet (1,096 m)
* Fire Island, Flathead County, Montana, 48°17′43″N 113°53′49″W﻿ / ﻿48.29528°N 113.89694°W﻿ / 48.29528; -113.89694﻿ (Fire Island), el. 3,602 feet (1,098 m)
* Kelly Island, Flathead County, Montana, 48°15′55″N 113°49′18″W﻿ / ﻿48.26528°N 113.82167°W﻿ / 48.26528; -113.82167﻿ (Kelly Island), el. 3,602 feet (1,098 m)
* Lost Island, Flathead County, Montana, 48°12′08″N 113°45′58″W﻿ / ﻿48.20222°N 113.76611°W﻿ / 48.20222; -113.76611﻿ (Lost Island), el. 3,606 feet (1,099 m)

### Lake Koocanusa

* Cedar Island, Lincoln County, Montana, 48°38′07″N 115°17′48″W﻿ / ﻿48.63528°N 115.29667°W﻿ / 48.63528; -115.29667﻿ (Cedar Island), el. 2,464 feet (751 m)
* Kins Island, Lincoln County, Montana, 48°53′42″N 115°11′44″W﻿ / ﻿48.89500°N 115.19556°W﻿ / 48.89500; -115.19556﻿ (Kins Island), el. 2,464 feet (751 m)
* Murray Island, Lincoln County, Montana, 48°54′11″N 115°11′35″W﻿ / ﻿48.90306°N 115.19306°W﻿ / 48.90306; -115.19306﻿ (Murray Island), el. 2,464 feet (751 m)
* Whites Island, Lincoln County, Montana, 48°56′47″N 115°10′02″W﻿ / ﻿48.94639°N 115.16722°W﻿ / 48.94639; -115.16722﻿ (Whites Island), el. 2,464 feet (751 m)
* Yarnell Island, Lincoln County, Montana, 48°27′30″N 115°17′46″W﻿ / ﻿48.45833°N 115.29611°W﻿ / 48.45833; -115.29611﻿ (Yarnell Island), el. 2,533 feet (772 m)

### Other waters west of the divide

* Deer Island, Flathead County, Montana, 48°07′04″N 114°01′59″W﻿ / ﻿48.11778°N 114.03306°W﻿ / 48.11778; -114.03306﻿ (Deer Island), el. 3,048 feet (929 m) in Echo Lake
* Callows Island, Lincoln County, Montana, 48°15′18″N 115°51′09″W﻿ / ﻿48.25500°N 115.85250°W﻿ / 48.25500; -115.85250﻿ (Callows Island), el. 2,402 feet (732 m) in Bull Lake
* Firemens Island, Flathead County, Montana, 48°08′05″N 114°03′23″W﻿ / ﻿48.13472°N 114.05639°W﻿ / 48.13472; -114.05639﻿ (Firemens Island), el. 3,012 feet (918 m) in Echo Lake
* Kelly Island, Missoula County, Montana, 46°51′50″N 114°06′27″W﻿ / ﻿46.86389°N 114.10750°W﻿ / 46.86389; -114.10750﻿ (Kelly Island), el. 3,113 feet (949 m) in the Clark Fork River
* Pleasant Island, Flathead County, Montana, 48°09′59″N 114°21′22″W﻿ / ﻿48.16639°N 114.35611°W﻿ / 48.16639; -114.35611﻿ (Pleasant Island), el. 3,343 feet (1,019 m) in Foy Lake
* Rock Island, Sanders County, Montana, 47°56′26″N 115°42′44″W﻿ / ﻿47.94056°N 115.71222°W﻿ / 47.94056; -115.71222﻿ (Rock Island), el. 2,336 feet (712 m) in Noxon Reservoir
* Scott Island, Lincoln County, Montana, 48°28′48″N 115°53′51″W﻿ / ﻿48.48000°N 115.89750°W﻿ / 48.48000; -115.89750﻿ (Scott Island), el. 1,857 feet (566 m) in the Kootenai River
* Sourdough Island, Missoula County, Montana, 47°06′15″N 113°24′39″W﻿ / ﻿47.10417°N 113.41083°W﻿ / 47.10417; -113.41083﻿ (Sourdough Island), el. 3,930 feet (1,200 m) in Salmon Lake (Montana)
* Steamboat Island, Sanders County, Montana, 47°35′02″N 115°19′40″W﻿ / ﻿47.58389°N 115.32778°W﻿ / 47.58389; -115.32778﻿ (Steamboat Island), el. 2,405 feet (733 m) in the Clark Fork River
* The Island, Flathead County, Montana, 48°26′10″N 114°22′50″W﻿ / ﻿48.43611°N 114.38056°W﻿ / 48.43611; -114.38056﻿ (The Island), el. 2,999 feet (914 m) in Whitefish Lake