Mary Collins Charter School at Cherry Valley

Mary Collins Charter School at Cherry Valley is an elementary campus of reasonably sized scale in Petaluma, California, operated by Petaluma Joint Union High, serveing 494 students in grades K through 8.

Petaluma Joint Union High runs 11 schools in total, collectively educating 4,900 students. Mary Collins Charter School at Cherry Valley is one of those campuses.

For racial and ethnic makeup, Mary Collins Charter School at Cherry Valley reports that White students make up the majority at 73%; the rest reads as 12% multiracial, 12% Hispanic. That is considerably more White than the county at large, where the share is closer to 62%.

In terms of school funding signals, Mary Collins Charter School at Cherry Valley shows 19 full-time-equivalent teachers, putting the student-to-teacher ratio at about 26.3:1. The state averages around 22.3:1, so this campus is higher than the state norm typical. About 27% of enrolled students meet the income threshold for free or reduced-price lunch, often used as a Title I proxy. By comparison, Sonoma County runs at roughly 51%, so the school's eligibility rate is meaningfully below the surrounding baseline.

Adjusting for the school's free-and-reduced-lunch share, Mary Collins Charter School at Cherry Valley tracks the demographic baseline. The model predicts 63.7% given the school's FRL share; actual proficiency is 55.2%.

Zooming out to the county, census data for Sonoma County shows median household income runs about $104,674, 39% of adults hold a bachelor's degree or higher, and the poverty rate sits near 5%. Mary Collins Charter School at Cherry Valley is one of 184 public schools in Sonoma County (combined enrollment of about 63,389 students).

Nearest neighbor: Valley Vista Elementary, around 0.8 miles off. Counting just inside five miles, 8 other public schools cluster around Mary Collins Charter School at Cherry Valley. On composite proficiency, Mary Collins Charter School at Cherry Valley comes 2nd of 7 in the immediate cluster, higher than the nearby-schools average of 43.6%.

The school occupies an inner-city site. As a public charter, Mary Collins Charter School at Cherry Valley runs on public funding but with greater curricular and operational autonomy than a typical district school.

Over the past 7-year window. Looking back 7 years, enrollment at Mary Collins Charter School at Cherry Valley has grew 28%, going from 385 students in 2018 to 494 in 2025. The student-to-teacher ratio widened from 23.5:1 in 2018 to 26.3:1 today.

In the discussion threads here, the feed for Mary Collins Charter School at Cherry Valley typically covers classroom updates, athletics, and weather closures. Members of the school community can share what they know.