De Kalb County High School

De Kalb County High School is one of the mid-sized senior highs in Smithville, Tennessee, part of DeKalb County, with 781 students on its rolls from grades 9 through 12.

DeKalb County runs 6 schools in total, collectively educating 3,644 students. De Kalb County High School is one of those campuses.

For racial and ethnic makeup, De Kalb County High School logs that White students make up the majority at 76%. The remainder breaks down as 18% Hispanic, 4% multiracial. That is noticeably less White than the county at large, where the share is closer to 88%.

Zooming out to the county, census data for DeKalb County shows the typical household earns roughly $53,153 per year, roughly 21% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 14%. Across DeKalb County's 7 public schools (combined enrollment of about 3,644 students), De Kalb County High School is one campus in the mix.

The closest other public school is DeKalb Middle School, roughly 0.1 miles away. 4 of the 8 nearest public schools sit inside a five-mile radius.

The campus sits in a town-based setting.

Five-year trend. Over the past 7-year window, the student count shrank 10%: 863 students in 2018 compared to 781 in 2025. Over the same period, the White share ticked down from 86% to 76%.

Within the allk12 community for this school, the page collects discussion, questions, and updates around sports schedules, lunch menu changes, and school spirit week. Anyone with firsthand experience at this school can post or comment.