Suicide attempt

Mental health and substance use, Sudden illness and injury.

How common is Suicide attempt in the US?

High school students who self-reported attempting suicide one or more times in the past 12 months: 9.5% (US high school students, grades 9-12 (2023 YRBS); United States (CDC Youth Risk Behavior Survey, nationally representative sample of public and private school students in 50 states and DC), 2023). Source: MMWR Supplements (CDC), 2024. Label: VERIFIED.

• 9.5% High school students who self-reported attempting suicide one or more times in the past 12 months. Out of: US high school students, grades 9-12 (2023 YRBS). Where: United States (CDC Youth Risk Behavior Survey, nationally representative sample of public and private school students in 50 states and DC). When: 2023. Limited to high school students in grades 9-12, not all US ages; self-reported nonfatal suicide attempts in the past 12 months. Label: VERIFIED.

  Overall, 39.7% of students experienced persistent feelings of sadness and hopelessness, 28.5% experienced poor mental health, 20.4% seriously considered attempting suicide, and 9.5% attempted suicide ().

  Source: Mental Health and Suicide Risk Among High School Students and Protective Factors - Youth Risk Behavior Survey, United States, 2023. MMWR Supplements (CDC), 2024. PubMed 39378246. DOI 10.15585/mmwr.su7304a9.

Each figure measures something different. Do not compare them with each other or with other conditions.

Medical codes

• ICD-10-CM FY2026: T14.91XA Suicide attempt, initial encounter (narrower). Intentional self-harm is also coded by method.

Research activity

As of 2026-09-24: 296 registered studies on ClinicalTrials.gov (search Suicide Attempt) and 4,545 PubMed records, 2021 to 2025. A count of records is not how common or serious the condition is.

Population information, not medical advice. Methodology · Known limitations