Boulder Colony School - 06

Boulder Colony School - 06 operates as a tiny elementary-level community in Hosmer, South Dakota, operated by Edmunds Central School District 22-5. Current enrollment sits at 12 students spanning grades K through 8. That puts it 94% below the typical public school in South Dakota, which averages around 204 students.

Boulder Colony School - 06 is one of 4 schools operated by Edmunds Central School District 22-5, a district that hosts 144 students overall.

For racial and ethnic makeup, Boulder Colony School - 06 lists that nearly all students (100%) are White. That composition is broadly in line with McPherson County as a whole.

Looking at school resources, On paper, Boulder Colony School - 06 has 1 full-time-equivalent teachers, translating to a class-load average of around 12.0:1. That figure is tighter than the state norm's 15.4:1 average.

In the surrounding community, McPherson County reports that median household income runs about $66,906, roughly 27% of adults have completed at least a four-year degree, and the poverty rate sits near 7%. Across McPherson County's 10 public schools (combined enrollment of about 345 students), Boulder Colony School - 06 is one campus in the mix.

Edmunds Central Elementary - 05 is the nearest neighboring public school, about 12.3 miles from this campus.

The campus sits in a rural setting.

Five-year trend. Over the past 7-year window, the student count edged up 71%: 7 students in 2018 compared to 12 in 2025. The student-to-teacher ratio rose from 7.0:1 in 2018 to 12.0:1 today.

On allk12, the feed for Boulder Colony School - 06 typically covers school events, parent volunteer needs, and clubs. Members of the school community can share what they know.