Carquinez Middle

Located at 1099 Pomona St., in Crockett, California, Carquinez Middle is an intimate 6-8 campus that hosts 286 students (grades 6 through 8), part of John Swett Unified. Compared to the state average of about 659 students per school, that is 57% smaller than typical.

Within John Swett Unified, which oversees 4 schools and 1,197 students, Carquinez Middle is one campus in the system.

Demographically, Carquinez Middle records that 40% of students identify as Hispanic, with the remaining enrollment distributed across several groups. Other groups include 19% Asian, 15% Black, 14% White, 11% multiracial. That is considerably more Hispanic than the county at large, where the share is closer to 28%.

Looking at the economic backdrop, Carquinez Middle records 14 full-time-equivalent teachers, putting the student-to-teacher ratio at about 20.6:1. That tracks the state average closely. About 84% of enrolled students meet the income threshold for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. That share is north of Contra Costa County's rate of about 45%.

On a residual basis (actual vs predicted given the student mix), Carquinez Middle performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 29.7%, the actual is 19.6%, a residual of -10.1 points.

Zooming out to the county, ACS estimates for Contra Costa County put median household earnings sit near $127,229, roughly 45% of adults have completed at least a four-year degree, and roughly 6% of residents live below the federal poverty line. Across Contra Costa County's 280 public schools (combined enrollment of about 167,423 students), Carquinez Middle is one campus in the mix.

Willow High is the nearest neighboring public school, about 0.1 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 8 schools in that immediate cluster with test data (this one included), Carquinez Middle ranks 8th on composite proficiency, beneath the local average of 40.8%.

The school occupies a suburban site.

Looking at the recent track record. Over the past 7-year window, the student count declined 7%: 307 students in 2018 compared to 286 in 2025. Over the same period, the Hispanic share climbed from 30% to 40%. Class-load math has widened: from 17.4:1 in 2018 to 20.6:1 in 2025.

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