How Chronic Absenteeism and Mental Health Are Connected

When a student starts missing school, the first instinct is often to treat it as a behavior problem. Call home. Issue a warning. Follow the attendance protocol. But more and more, the data is pointing to something the protocol wasn’t designed to catch.

A growing body of research suggests that what looks like an attendance problem is often a mental health problem in disguise. The two are more connected than most school protocols are currently designed to address.

The Scale of the Problem

Chronic absenteeism is defined as missing 10% or more of the school year for any reason. That works out to about 18 days. It sounds manageable until you look at how many students it affects.

Before the pandemic, roughly 16% of students were chronically absent. By the 2021–22 school year, that number had climbed to nearly 30%. That’s not a blip. That’s a structural shift, and state data from 2022–23 shows only modest improvement in most places, with some states still trending upward.

The consequences are well documented: students who are chronically absent are at higher risk of falling behind in their classwork and ultimately disengaging from school altogether. What has been less well understood, until recently, is what’s driving the absences in the first place.

Why Are Students Missing School?

For years, physical health issues like chronic illness and asthma were the leading health-related driver of school absence. Those causes haven’t disappeared. But something else has moved to the top of the list.

Analysis of data by The Los Angeles Trust for Children’s Health found that anxiety, depression, and other mental health concerns are now the top health-related drivers of absenteeism in Los Angeles schools. The pattern is consistent with national data. A YouthTruth survey of 500,000 students found that nearly half (48%) reported that depression, anxiety, and stress were making it difficult for them to do well in school.

Students aren’t skipping school because they don’t care. Many aren’t showing up because showing up feels impossible.

The Feedback Loop

What makes this particularly difficult to address is that the relationship between absenteeism and mental health runs in both directions.

Mental health struggles drive students away from school. But missing school also makes mental health worse. Research suggests students who are absent lose social connections, fall further behind academically, and face growing anxiety around the prospect of returning. What starts as a few missed days can quietly become a pattern that is hard to reverse.

A study by researchers at the University of Southern California illustrates how early this cycle takes hold. Students on pace to become chronically absent showed abnormal scores on assessments of conduct at four times the rate of students with five or fewer absences. The warning signs are there well before a student hits the 18-day threshold.

By the time chronic absenteeism shows up in the data, the underlying problem has usually been building for some time.

Why Absenteeism Is a Late Signal

This is the part that matters most for how schools respond.

Absenteeism is visible. A student either shows up or they don’t. But the mental health struggles that lead to absenteeism are often invisible for a long time before they affect attendance. A student can be experiencing significant anxiety or depression for months, managing just well enough to keep coming to school, until one day they can’t.

This means that when absenteeism finally appears in the data, schools are already behind. They’re responding to a late symptom of a problem that’s been developing quietly. The attendance record is the last thing to change, not the first.

Waiting for absenteeism to flag a student is like waiting for a fever to diagnose an infection. It works, technically. But by the time the fever appears, the infection has already taken hold.

What Early Identification Changes

The evidence on early mental health intervention and attendance is encouraging.

Kansas’s Mental Health Integration Team program, which connected school districts with community mental health providers, found that student attendance improved by more than 33% among participants. The program started as a pilot in nine districts. It has since expanded to 90 districts statewide. Data from school-based health centers tells a similar story: students who visited for a mental health concern specifically showed attendance improvements nearly five times greater than students who came in for other health reasons.

The common thread across these programs is early access. Students who get support before their struggles become a crisis are far easier to help. And for schools trying to figure out which students need that support before absenteeism makes it obvious, systematic mental health screening is one of the most effective tools available.

Screening doesn’t replace counselors or community providers. But it gives schools something they currently don’t have: a consistent, structured way to find students who are struggling before the empty seat shows up.

Want to learn more?

Maro works with K–12 districts to implement evidence-based mental health screening programs that support early identification before absenteeism becomes the signal.

Our platform includes a full library of screeners, digital parent consent, counselor dashboards, follow-up workflows, staff training, and reporting tools — everything that a district needs to run a complete, and fully compliant program. If you’d like to learn more, our team is standing by to help your school or district.

The research and statistics cited in this post reflect publicly available data at the time of publication. School attendance policies, mental health program availability, and intervention resources vary by state and district. We recommend connecting with your district's student support team for guidance specific to your community.