Mill Creek Middle School

As a large intermediate school in Lenexa, Kansas, Mill Creek Middle School instructs 676 students from grades 6 through 8, operated by De Soto. Enrollment runs roughly 68% larger than the state mean of about 402.

Mill Creek Middle School is one of 13 schools operated by De Soto, a district that teaches 7,067 students overall.

For racial and ethnic makeup, Mill Creek Middle School shows that 78% of the student body identifies as White. The remainder breaks down as 8% Hispanic, 6% Black, 4% multiracial, 3% Asian. That mix tracks the wider county fairly closely.

On the income-and-resources front, On paper, Mill Creek Middle School has 47 full-time-equivalent teachers, translating to a class-load average of around 14.4:1. The state averages around 12.7:1, so this campus is higher than the state norm typical. About 13% of enrolled students meet the income threshold for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. Set against Johnson County (around 27%), the school's rate is noticeably below typical.

On a residual basis (actual vs predicted given the student mix), Mill Creek Middle School sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 56.1%; this one delivers 43.5%.

In the area at large, community-level numbers for Johnson County indicate median household earnings sit near $109,208, 58% of adults hold a bachelor's degree or higher, and census figures put the poverty rate at about 3%. Mill Creek Middle School is one of 168 public schools in Johnson County (combined enrollment of about 93,598 students).

The closest other public school is Mize Elementary School, roughly 0.8 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. On composite proficiency, Mill Creek Middle School comes 9th of 9 in the immediate cluster, beneath the nearby-schools average of 63.2%.

Geographically, the school is in a low-density area.

Looking at the recent track record. Looking back 7 years, enrollment at Mill Creek Middle School has changed only slightly, going from 679 students in 2018 to 676 in 2025. The White share of enrollment edged down from 85% to 78% over that span. The student-to-teacher ratio tightened from 16.2:1 in 2018 to 14.4:1 today.

Within the allk12 community for this school, members of the Mill Creek Middle School community share and discuss science fair prep, picture-day reminders, and bus-route questions. Posting is open to anyone connected to the school.