| Official Name: | Rocky Boy West, Montana |
| Settlement Type: | Census-designated place |
| Pushpin Map: | USA Montana |
| Pushpin Label: | Rocky Boy West |
| Pushpin Map Caption: | Location in the state of Montana |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Montana |
| Subdivision Type2: | Counties |
| Subdivision Name2: | Chouteau, Hill |
| Unit Pref: | Imperial |
| Area Footnotes: | [1] |
| Area Total Km2: | 14.11 |
| Area Land Km2: | 14.11 |
| Area Water Km2: | 0.00 |
| Area Total Sq Mi: | 5.45 |
| Area Land Sq Mi: | 5.45 |
| Area Water Sq Mi: | 0.00 |
| Population As Of: | 2020 |
| Population Total: | 1042 |
| Population Density Km2: | 73.87 |
| Population Density Sq Mi: | 191.33 |
| Timezone: | Mountain (MST) |
| Utc Offset: | -7 |
| Timezone Dst: | MDT |
| Utc Offset Dst: | -6 |
| Elevation Ft: | 2753 |
| Coordinates: | 48.2994°N -109.9969°W |
| Area Code: | 406 |
| Blank Name: | FIPS code |
| Blank Info: | 30-63928 |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 2585653 |
Rocky Boy West is a census-designated place (CDP) in Hill and Chouteau counties in the U.S. state of Montana. The population was 890 at the 2010 census.[2]
Rocky Boy West is located in southeastern Hill County and northeastern Chouteau County at 48.2994°N -109.9969°W, in the northwest part of the Rocky Boy Indian Reservation. It is bordered by the community of Box Elder to the northwest. U.S. Route 87 crosses the northwest corner of the CDP, leading northeast to Havre and southwest to Fort Benton.
According to the United States Census Bureau, the Parker School CDP has a total area of 14.1sqkm, all land.[2]