Any Mental Illness Statistics in South Carolina

Comprehensive Any Mental Illness statistics for South Carolina, including prevalence, demographics, treatment access, and outcomes data.

4 min read
1 per 3,500[1]
Mental Health Professionals per Resident in South Carolina

South Carolina faces a severe shortage of mental health providers, with a ratio significantly worse than the national average of approximately one professional per 500 residents.

2022

Key Takeaways on Mental Health in South Carolina

  • Nearly one in four adults in South Carolina experiences a mental illness annually, a rate that aligns with the national average.23.08%[2]
  • The state ranks 49th in the nation for access to mental health care, indicating severe systemic challenges.49th[7]
  • A significant portion of the youth population is affected, with 15% experiencing a Major Depressive Episode with severe impairment.15%[2]
  • Financial barriers are a primary obstacle to care; nearly 25% of adults with frequent mental distress could not see a doctor due to cost.24.58%[3]
  • South Carolina's suicide rate of 18.3 per 100,000 people is notably higher than the U.S. national average.18.3 per 100k[8]
  • In a positive development, the state has nearly doubled its number of school-based mental health counselors since 2022, significantly improving the student-to-counselor ratio.1,209[2]

The State of Mental Health in South Carolina

Mental illness represents a significant public health challenge in South Carolina, affecting hundreds of thousands of residents each year. While the overall prevalence of mental health conditions mirrors national averages, the state faces distinct and severe obstacles related to accessing care. These challenges include a critical shortage of mental health professionals, high costs, and geographic disparities, particularly in rural areas. According to Mental Health America, South Carolina has one of the highest prevalence rates of mental illness in the nation, ranking 8th overall[7]. This section explores the key statistics that define the mental health landscape in the Palmetto State, from prevalence rates across different populations to the barriers that prevent individuals from receiving the help they need.

Prevalence of Mental Health Conditions

5.4%[3]
Adults with Serious Mental Illness (SMI)

Represents individuals with a mental illness leading to substantial functional impairment.

2020
13.16%[2]
Youth with Serious Thoughts of Suicide

Highlights the significant mental health crisis among young people in the state.

past year
5.04%[3]
Adults with Serious Thoughts of Suicide

Indicates a substantial portion of the adult population is experiencing severe mental distress.

past year
17.82%[7]
Adults with a Substance Use Disorder

Reflects the high rate of co-occurring substance use issues alongside other mental health conditions.

past year
8.95%[2]
Youth with a Substance Use Disorder

Shows that substance use challenges begin early for a significant number of young people.

past year
8%[3]
Adults Diagnosed with Major Depression

Represents the share of adults who have received a clinical diagnosis for major depressive disorder.

2023

Barriers to Mental Health Care Access

Despite the high prevalence of mental illness, South Carolina residents face some of the most significant barriers to care in the United States. The state's low national ranking for access to care is driven by a combination of factors, including a severe workforce shortage, financial constraints, and lack of insurance coverage. These obstacles create a substantial treatment gap, leaving many individuals without the support they need. Up to 85% of the state's counties are designated as Health Professional Shortage Areas (HPSAs) for mental health, underscoring the geographic disparities in care availability[1]. The following data illustrates the scale of these challenges.

Mental Health Provider to Resident Ratio
1 per 3,500
South Carolina
1 per 500
U.S. Average
South Carolina's provider ratio is 7 times worse than the national average.
This stark contrast highlights the critical shortage of licensed professionals, such as psychiatrists, psychologists, and therapists, available to serve the state's population.

The Financial Burden of Seeking Treatment

Beyond the provider shortage, financial hurdles are a primary reason why many South Carolinians do not receive mental health treatment. For those with frequent mental distress, the cost of seeing a doctor is a prohibitive barrier for nearly a quarter of individuals[2]. Even for those with insurance, coverage may be inadequate. This financial strain contributes to a significant treatment gap, where nearly half of adults with a known mental illness do not receive any form of professional care[10].

Adults with mental illness who do not receive treatment
Sc
47.2%[10]
Adults with a mental illness who are uninsured
National Alliance on Mental Illness (2023)
10%[3]
Adults with insurance that covers mental health benefits
Icsmental (2024)
76%[2]

Demographic Disparities in Mental Health

Mental illness does not affect all populations equally. In South Carolina, significant disparities exist based on age, gender, and race. Young adults aged 18-25 report the highest rates of any mental illness, highlighting a critical period of vulnerability[4]. Gender differences are also apparent, with females reporting a higher prevalence of mental health conditions compared to males. Understanding these demographic variations is essential for developing targeted interventions and ensuring equitable access to care for all residents.

Maternal Mental Health and Racial Disparities

Maternal mental health is a critical area of concern, with significant racial and socioeconomic disparities present in South Carolina. Non-Hispanic Black women face a pregnancy-related mortality ratio that is 67% higher than that of their White counterparts, a statistic that underscores deep systemic inequities in healthcare access and quality[3]. Socioeconomic factors play a major role, as Medicaid covers 60% of all deliveries in the state, and 38% of new mothers have a high school education or less[2]. In response to these challenges, South Carolina has taken steps to extend postpartum Medicaid coverage to 12 months, aiming to provide more consistent support for new mothers.

Outcomes and Systemic Impact

The consequences of widespread mental illness and insufficient access to care are severe and far-reaching. One of the most tragic outcomes is suicide. South Carolina's suicide rate is significantly higher than the national average, reflecting a critical need for more effective prevention and crisis intervention services. Furthermore, even when individuals are able to access treatment, the perceived effectiveness can be low, particularly among youth. This points to a need not only for more care, but for higher quality, more accessible, and more youth-friendly care models.

Suicide Rate per 100,000 Residents
18.3
South Carolina
14.2
U.S. National Average
South Carolina's suicide rate is 29% higher than the national average.
This elevated rate underscores the urgent need for enhanced suicide prevention initiatives and more robust mental health support systems across the state.

Perceived Effectiveness of Treatment

Access to care is only the first step; the quality and effectiveness of that care are equally important. For young people in South Carolina dealing with depression, the results are concerning. A minority of youth who receive treatment for a Major Depressive Episode feel that it was highly effective. This feedback highlights a critical gap between providing services and ensuring those services lead to meaningful recovery, suggesting a need to evaluate and improve therapeutic approaches for adolescents.

36%[2]of youth with MDE reported their treatment helped 'a lot' or 'extremely'

Frequently Asked Questions

Sources & References

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

1Adult Ranking | Mental Health America. Mhanational. Published 2022. Accessed January 2026. https://mhanational.org/the-state-of-mental-health-in-america/data-rankings/adult-ranking/
22024 Year in Review: South Carolina Mental Health Statistics. Icsmental. Published 2024. Accessed January 2026. https://icsmental.com/2024-south-carolina-mental-health-statistics/
3In S. [PDF] M ental H ealth in S outh C arolina. National Alliance on Mental Illness. Published 2023. Accessed January 2026. https://www.nami.org/wp-content/uploads/2023/07/SouthCarolinaStateFactSheet.pdf
4Explore Frequent Mental Distress in South Carolina | AHR. Americashealthrankings. Accessed January 2026. https://www.americashealthrankings.org/explore/measures/mental_distress/mental_distress_25_49k_C/SC
5Longitudinal Changes in Youth Mental Health From Before to During .... JAMA Network. Accessed January 2026. https://jamanetwork.com/journals/jamanetworkopen/fullarticle/2822801
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9South Carolina Children Fare Among the Worst in the Ongoing .... Scchildren. Published 2020. Accessed January 2026. https://scchildren.org/news/south-carolina-children-fare-among-the-worst-in-the-ongoing-youth-mental-health-crisis/
10The Struggle for Help in South Carolina. Sc. Accessed January 2026. https://sc.edu/study/colleges_schools/honors_college/about/writing_contest/volume9/kopf_caz.php
11Mental Health Statistics by State 2025 - World Population Review. Worldpopulationreview. Accessed January 2026. https://worldpopulationreview.com/state-rankings/mental-health-statistics-by-state
12South C. [PDF] SOUTH CAROLINA - State Health Assessment - Companion Report. Dph. Published 2023. Accessed January 2026. https://dph.sc.gov/sites/scdph/files/media/document/New%20PDFs/SHA-Companion-Report-20240521.pdf
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