Lansing High 9-12

Lansing High 9-12 is a big senior high in Leavenworth, Kansas, one of the schools within Lansing. The school instructs 860 students in grades 9 through 12. Enrollment runs roughly 110% above the state mean of about 410.

Within Lansing, which oversees 5 schools and 2,626 students, Lansing High 9-12 is one campus in the system.

For racial and ethnic makeup, Lansing High 9-12 logs that the largest single group is White, at 70% of enrollment. Other groups include 11% Hispanic, 10% multiracial, 7% Black. That is visibly less White than the county at large, where the share is closer to 80%.

On the income-and-resources front, Staff filings list 54 full-time-equivalent teachers, which works out to roughly 15.8:1 students per teacher. That figure is higher than the state norm's 11.9:1 average. Around 30% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator.

After controlling for student poverty, Lansing High 9-12 performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 48.0%, the actual is 41.8%, a residual of -6.2 points.

Zooming out to the county, census data for Leavenworth County shows median household income runs about $89,218, 36% of adults hold a bachelor's degree or higher, and the poverty rate sits near 7%. Lansing High 9-12 is one of 30 public schools in Leavenworth County (combined enrollment of about 13,185 students).

The closest other public school is Lansing Elementary School, roughly 1.7 miles away. Counting just inside five miles, 8 other public schools cluster around Lansing High 9-12. Ranking that nearby cluster on reported proficiency puts Lansing High 9-12 at 3rd of 8; the average score across the group is 32.3%.

Geographically, the school is in an outlying area.

Trend over the last 7 years. Looking back 7 years, enrollment at Lansing High 9-12 has held roughly steady, going from 866 students in 2018 to 860 in 2025.

On allk12, the feed for Lansing High 9-12 typically covers fundraisers, lost-and-found posts, and report-card season. Contributors range from current parents to recent graduates and teachers.