Serious Mental Illness Statistics in New Jersey

Comprehensive Serious Mental Illness statistics for New Jersey, including prevalence, demographics, treatment access, and outcomes data.

3 min read
6.1%[1]
of adults in New Jersey experienced a Serious Mental Illness (SMI) in the past year

This figure, based on the 2023 National Survey on Drug Use and Health, highlights the significant number of residents living with conditions that substantially interfere with major life activities.

2023

Key Takeaways

  • New Jersey has the lowest prevalence of Any Mental Illness (AMI) in the nation, with a rate of 19.69%.19.69%[2]
  • A significant treatment gap exists, as only 42% of New Jersey adults with SMI are estimated to receive adequate annual treatment.42%[3]
  • The state faces a shortage of mental health professionals, with 85 providers per 100,000 people, below the national average of 110.85 per 100k[4]
  • Hispanic adults in New Jersey report the highest rates of anxiety or depression symptoms at 36.1%, indicating significant racial and ethnic disparities.36.1%[5]
  • Over 18% of youth aged 12-17 in the state experience major depressive episodes, highlighting a critical need for adolescent mental health services.18.28%[2]
  • The COVID-19 pandemic significantly impacted young adults, with a 25% increase in self-reported mental health challenges among New Jersey college students.25% increase[6]

Understanding Serious Mental Illness in New Jersey

Serious Mental Illness (SMI) refers to a mental, behavioral, or emotional disorder resulting in serious functional impairment, which substantially interferes with or limits one or more major life activities[3]. Conditions often classified as SMI include major depression, schizophrenia, and bipolar disorder. Understanding the prevalence and impact of these conditions in New Jersey is crucial for developing effective public health strategies, allocating resources, and ensuring residents have access to the care they need.

While New Jersey often shows a lower prevalence of general mental illness compared to national averages, the data on SMI reveals a more complex picture. Factors such as population density, demographic diversity, and access to care create unique challenges and opportunities within the state. This report synthesizes the latest data to provide a comprehensive overview of SMI in New Jersey, from overall prevalence to treatment gaps and demographic disparities.

Serious Mental Illness (SMI)

A diagnosable mental, behavioral, or emotional disorder that results in serious functional impairment, which substantially interferes with or limits one or more major life activities. SMI typically includes conditions such as major depression, anxiety disorders, bipolar disorder, schizophrenia, and PTSD.

Source: [PDF] M ental H ealth in N ew Jersey. National Alliance on Mental Illness. Published 2023. Accessed January 2026. https://www.nami.org/wp-content/uploads/2023/07/NewJerseyStateFactSheet.pdf

Prevalence of Mental Health Conditions

Examining the prevalence of various mental health conditions provides a broad understanding of the state's overall mental wellness. In early 2023, more than one in four adults in New Jersey reported symptoms of anxiety and/or depression[6]. While this is a significant portion of the population, it is notably lower than the national average. The following statistics offer a snapshot of key mental health indicators among adults in the state.

27.7%[6]
Adults with Anxiety or Depression Symptoms

In early 2023, this rate was below the U.S. average of 32.3%.

2023
15.62%[2]
Adults with a Substance Use Disorder

This is lower than the national prevalence of 17.70%.

2024
4.73%[2]
Adults with Serious Thoughts of Suicide

This rate is lower than in many other states.

2024

Demographic Disparities in Mental Health

Mental health conditions do not affect all populations equally. In New Jersey, significant disparities exist across age, gender, race, and ethnicity, reflecting underlying social and economic inequities[7]. Young adults, women, and racial minorities often report higher rates of mental distress and face greater barriers to care. Understanding these differences is essential for creating targeted interventions and promoting health equity across the state.

Treatment Landscape and Access to Care

Access to mental healthcare is a critical component of public health, yet many individuals with SMI face significant barriers. While a majority of New Jersey residents with a diagnosed SMI receive some form of treatment, a much smaller percentage receives what is considered adequate care[3]. This gap highlights systemic issues, including provider shortages, insurance difficulties, and persistent stigma. Approximately one in five residents has encountered barriers to accessing mental health services[10].

Treatment for Adults with SMI in New Jersey
75%
Received Any Treatment
42%
Received Adequate Treatment
33-point gap
While three-quarters of adults with SMI engage with the healthcare system, a large portion may not be receiving consistent, high-quality care sufficient to manage their condition effectively.
Several counties in New Jersey are designated as Health Professional Shortage Areas (HPSAs) for mental health, particularly in more rural parts of the state. This limits timely access to care for many residents.
Suicide Rate in New Jersey

This rate is lower than the national average of 17.0 per 100,000.

National Alliance on Mental Illness (2025)
14.3 per 100,000[4]
People in New Jersey Died by Suicide

This highlights the devastating personal toll of mental health crises.

Njrecoverysolutions (2023)
Nearly 600[5]
Youth Flourishing Rate

This metric assesses learning, resilience, and self-regulation, indicating a positive outcome for a majority of NJ youth.

Mhanational (2024)
64.50%[2]

Frequently Asked Questions

Sources & References

All statistics and claims on this page are supported by peer-reviewed research and official government data sources.

1[PDF] 2023-nsduh-sae-state-tabs-new-jersey.pdf - SAMHSA. Substance Abuse and Mental Health Services Administration. Published 2023. Accessed January 2026. https://www.samhsa.gov/data/sites/default/files/reports/rpt56188/2023-nsduh-sae-state-tables_0/2023-nsduh-sae-state-tabs-new-jersey.pdf
2Prevalence Ranking | Mental Health America. Mhanational. Published 2024. Accessed January 2026. https://mhanational.org/the-state-of-mental-health-in-america/data-rankings/prevalence-data/
3Mental Health: Adult Self-reported Mental Distress - NJ.gov. Www-doh. Published 2023. Accessed January 2026. https://www-doh.nj.gov/doh-shad/indicator/summary/MentalDistress.html
4[PDF] NewJersey 2023 Uniform Reporting System Mental Health Data .... Substance Abuse and Mental Health Services Administration. Published 2023. Accessed January 2026. https://www.samhsa.gov/data/sites/default/files/reports/rpt53133/NewJersey.pdf
5From F. Statistics on Mental Health Disorders in New Jersey. Njrecoverysolutions. Published 2023. Accessed January 2026. https://njrecoverysolutions.com/statistics-on-mental-health-disorders-in-new-jersey/
6[PDF] Mental Health and Mental Health Treatment in New Jersey During .... Stockton. Published 2023. Accessed January 2026. https://stockton.edu/hughes-center/documents/2023-0906-mental-health-in-nj-during-pandemic.pdf
7State and County Dashboard | Mental Health America. Mhanational. Published 2020. Accessed January 2026. https://mhanational.org/data-in-your-community/mha-state-county-data/
8Prevalence of Depression Among Adults - NJ.gov. Www-doh. Accessed January 2026. https://www-doh.nj.gov/doh-shad/indicator/summary/Depression.html
9Explore Frequent Mental Distress in New Jersey | AHR. Americashealthrankings. Accessed January 2026. https://www.americashealthrankings.org/explore/measures/mental_distress/NJ
10In N. [PDF] M ental H ealth in N ew Jersey. National Alliance on Mental Illness. Published 2023. Accessed January 2026. https://www.nami.org/wp-content/uploads/2023/07/NewJerseyStateFactSheet.pdf
11Mental Illness - National Institute of Mental Health (NIMH) - NIH. National Institute of Mental Health. Accessed January 2026. https://www.nimh.nih.gov/health/statistics/mental-illness