Any Mental Illness Statistics in Delaware

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

5 min read
22%[2]
Of adults in Delaware experienced any mental illness in the past year

This figure, equating to approximately 1 in 5 adults, highlights the significant and widespread impact of mental health conditions across the state.

2024

Key Takeaways

  • Approximately one in five adults in Delaware, or 176,000 people, experience a mental illness annually, a rate slightly below the national average.21.9%
  • A significant treatment gap persists, with only about 45% of Delaware adults with a diagnosed mental illness receiving any form of care.55% Untreated
  • Young adults and adolescents are particularly vulnerable; 25% of those aged 18-25 experience AMI, and nearly 19% of youth have had a major depressive episode.1 in 4
  • Access to care is limited by provider shortages, especially in rural areas where density is less than half the national average, and average wait times for an initial appointment are 45 days.45 Days
  • Significant disparities exist, with women reporting diagnosed depressive disorders at a much higher rate than men (24.4% vs. 14.9%).24.4% Women
  • Substance Use Disorder (SUD) is a major co-occurring challenge, affecting 18.58% of adults and a concerning 10.34% of youth in Delaware.18.58% Adults
  • Despite challenges, Delaware has increased mental health service funding by 18%, ranking fourth nationally for its commitment to expanding support.+18%

Understanding Mental Illness in Delaware

Mental health is a critical component of overall well-being, and in Delaware, a significant portion of the population grapples with mental health conditions each year. Understanding the scope of these challenges is the first step toward building effective support systems and reducing stigma. The data reveals a complex picture of prevalence, access to care, and the specific populations that are most affected by mental illness within the state.

Any Mental Illness (AMI)

Any Mental Illness (AMI) is defined as a mental, behavioral, or emotional disorder that can vary in impact, ranging from no impairment to mild, moderate, and even severe impairment. The diagnosis is based on criteria specified in the Diagnostic and Statistical Manual of Mental Disorders (DSM).

Source: National Institute of Mental Health (NIMH)

Prevalence of Mental Health Conditions

The prevalence of mental illness provides a snapshot of how widespread these conditions are within the population. In Delaware, the rates of Any Mental Illness are comparable to national figures, affecting hundreds of thousands of residents. Beyond general AMI, specific metrics like Frequent Mental Distress (FMD)—defined as 14 or more days of poor mental health in a month—and the prevalence of co-occurring substance use disorders help to paint a more detailed picture of the state's mental health landscape[4]. These statistics are crucial for policymakers and healthcare providers to allocate resources effectively and address public health needs.

21.9%[2]
Adults with Any Mental Illness

Slightly below the national average of 22.95%.

2023
14.2%[3]
Adults with Frequent Mental Distress

Delaware ranks 7th best in the nation for this measure.

2023
Adults with Severe Mental Illness (SMI)

Represents individuals with the most significant functional impairment.

2023
18.58%[2]
Adults with Substance Use Disorder (SUD)

Marginally higher than the U.S. average of 18.05%.

2023
4.67%[2]
Adults with Serious Thoughts of Suicide

This represents an estimated 37,000 individuals in the state.

2023
23.1%[1]
U.S. Adults with Any Mental Illness

The national rate provides a benchmark for Delaware's statistics.

2022

Demographic Disparities in Mental Health

While overall prevalence rates provide a broad overview, mental illness does not affect all populations equally. Significant disparities emerge when examining data across different age groups, genders, and racial or ethnic backgrounds. For instance, younger adults consistently report higher rates of mental health conditions compared to older adults, and women report higher rates of depressive disorders than men[11]. Understanding these differences is essential for creating targeted interventions and ensuring equitable access to care for the most vulnerable communities.

Diagnosed Depressive Disorder by Gender
24.4%
Women
14.9%
Men
Women are 64% more likely to be diagnosed
This disparity highlights different patterns in reporting, diagnosis, and potential risk factors between genders in Delaware.
Any Mental Illness Prevalence by Age
25%
Adults 18-25
18%
Adults 45+
Young adults have a 39% higher prevalence
The higher rate among young adults underscores the importance of early intervention and support systems for this age group as they navigate significant life transitions.

Youth Mental Health in Delaware

Adolescence is a critical period for mental health development, and the data for Delaware's youth is particularly concerning. A substantial number of adolescents experience major depressive episodes, and the prevalence of substance use disorder is higher than the national average. Furthermore, suicidal ideation among youth is a pressing issue that demands immediate attention and robust prevention strategies[2]. These figures highlight the urgent need for accessible, youth-focused mental health services in schools and communities across the state.

Youth (12-17) with a Major Depressive Episode (MDE)

Represents a significant portion of adolescents experiencing severe depression.

National Alliance on Mental Illness (2023)
18.86%[2]
Youth with Substance Use Disorder (SUD)

Higher than the national youth average of 8.56%, placing Delaware 50th in this ranking.

National Alliance on Mental Illness (2023)
10.34%[2]
Youth with Serious Thoughts of Suicide

Slightly above the national average of 12.87%, indicating a high level of risk.

National Alliance on Mental Illness (2023)
13.23%[2]

AMI Prevalence by Age Group in Delaware

Any Mental Illness (AMI) Prevalence
25%
Adults 18-25
18%
Adults 45+
Young adults have a 39% higher prevalence rate
The elevated rate among young adults underscores the importance of mental health resources on college campuses and in early-career settings to provide support during this critical life stage.

Access to Mental Health Care in Delaware

Even when individuals seek help, significant systemic barriers can prevent them from receiving timely and effective care. In Delaware, a shortage of mental health professionals is a primary concern, with the state's provider density falling below the national average[8]. This issue is particularly acute in rural parts of the state, creating 'care deserts' where access is severely limited. These shortages contribute to long wait times and a substantial treatment gap, where many who need services are unable to obtain them.

Mental Health Providers per 100,000 Population
15
National Average
12
Delaware
Delaware has 20% fewer providers than the U.S. average
This shortage impacts the availability of mental health services for all residents across the state.
Provider Density in Rural Areas
12.3
National Rural Average
4.7
Delaware Rural Areas
Rural Delaware has 62% fewer providers than the national rural average
This severe shortage in rural counties creates significant barriers to care for a large portion of the state's population.

Key Mental Health Indicators for Delaware Youth (Ages 12-17)

Experienced a Major Depressive Episode (MDE)

Represents youth who had at least one MDE in the past year.

National Alliance on Mental Illness (2023)
18.86%[2]
With a Substance Use Disorder (SUD)

This rate is higher than the national youth average of 8.56%, ranking Delaware 50th among states.

National Alliance on Mental Illness (2023)
10.34%[2]
Experienced suicidal ideation

This prevalence of serious thoughts of suicide is slightly above the U.S. average of 12.87%.

National Alliance on Mental Illness (2023)
13.23%[2]

The Treatment Gap and Its Consequences

The gap between the number of people needing mental health care and those who receive it has profound consequences. In Delaware, less than half of adults with AMI get treatment, a rate slightly lower than the national average. This gap is even wider for specific communities, such as African American populations, who face additional systemic barriers[9]. Long wait times for initial appointments further exacerbate the problem, potentially worsening conditions and leading to crises that could have been prevented with earlier intervention.

45%[5]
Of DE Adults with AMI Receive Treatment

This indicates that more than half of adults with a mental illness in Delaware are not receiving care.

2023
45 Days[12]
Average Wait for Initial Appointment

This long delay can be a major deterrent for individuals seeking mental health support.

2023
24%[9]
Treatment Rate for African Americans

Significantly lower than the state average, highlighting a critical racial disparity in access to care.

2023
50.6%[1]
National AMI Treatment Rate

Delaware's treatment rate for adults with AMI falls below the national average.

2022

Provider Density: Delaware vs. National Average

Mental Health Providers per 100,000 Population
15
United States
12
Delaware
Delaware has 20% fewer providers per capita than the U.S. average
This statewide shortage limits the availability of care and can lead to provider burnout.
Rural Mental Health Providers per 100,000 Population
12.3
U.S. Rural Average
4.7
Delaware Rural Areas
Rural Delaware has 62% fewer providers than the national rural average
This stark disparity highlights a critical gap in access for residents outside of urban centers.

State Initiatives and Economic Support

In response to these challenges, Delaware has made significant strides in bolstering its mental health infrastructure through policy and funding. The state has been recognized for its substantial increases in mental health funding, which supports the expansion of programs and services[13]. Efforts to improve insurance coverage and increase Medicaid reimbursement rates are also critical economic levers that can improve access to care by making it more affordable for residents and more sustainable for providers. These initiatives are key to closing the treatment gap and improving mental health outcomes statewide.

Readers may find varying statistics on provider density. Figures can differ based on the types of professionals included (e.g., psychiatrists, psychologists, social workers) and the data sources used. The data presented here reflects the most conservative estimates, which align with state-identified shortages.
National Rank for Mental Health Funding Increases

Demonstrates a strong state-level commitment to addressing mental health needs.

Substance Abuse and Mental Health Services Administration (2023)
4th[13]
Increase in Mental Health Funding

This substantial investment aims to expand services and improve access across the state.

Substance Abuse and Mental Health Services Administration (2023)
18%[13]
Of Private Insurers with Mental Health Parity Compliance

A 10-point increase since 2018, helping to ensure mental health is covered like physical health.

Myhealthycommunity
92%[5]
Average Medicaid Reimbursement for Therapy

An increase from $105 in 2019, this helps incentivize more providers to accept Medicaid patients.

Myhealthycommunity
$120[5]

Frequently Asked Questions

Economic Factors and State Initiatives

Socioeconomic status is deeply intertwined with mental health. In Delaware, adults in lower income brackets experience the highest levels of depressive disorders, highlighting how financial instability can exacerbate mental health challenges[11]. Recognizing these challenges, Delaware has made significant policy and financial commitments to bolster its mental health system. These efforts aim to improve access, increase provider reimbursement, and ensure insurance plans cover mental health care adequately.

Policy and Funding Highlights

National rank for mental health service funding increases

Demonstrates a strong state-level commitment to addressing mental health needs.

Substance Abuse and Mental Health Services Administration (2023)
4th[13]
Increase in mental health funding from previous years

This substantial investment supports the expansion of programs and services across the state.

Substance Abuse and Mental Health Services Administration (2023)
18%[13]
Average Medicaid reimbursement for therapy sessions

Increased from $105 in 2019, this competitive rate (ranking 5th nationally) helps attract and retain providers.

Myhealthycommunity
$120[5]
of private insurers in compliance with mental health parity laws

A 10-point increase since 2018, ensuring mental health is covered on par with physical health.

Myhealthycommunity
92%[5]

Frequently Asked Questions

Sources & References

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

1Mental Illness - National Institute of Mental Health (NIMH) - NIH. National Institute of Mental Health. Published 2022. Accessed January 2026. https://www.nimh.nih.gov/health/statistics/mental-illness
2[PDF] Mental Health in - Delaware. National Alliance on Mental Illness. Published 2025. Accessed January 2026. https://www.nami.org/wp-content/uploads/2025/05/Delaware-GRPA-Data-Sheet-8.5-x-11-wide.pdf
3Explore Frequent Mental Distress in Delaware | AHR. Americashealthrankings. Accessed January 2026. https://www.americashealthrankings.org/explore/measures/mental_distress/mental_distress_18_44_C/DE
4Prevalence Ranking | Mental Health America. Mhanational. Accessed January 2026. https://mhanational.org/the-state-of-mental-health-in-america/data-rankings/prevalence-data/
5Mental Health & Substance Use Data for Delaware. Myhealthycommunity. Accessed January 2026. https://myhealthycommunity.dhss.delaware.gov/topics/mental-health-substance-use/state
6Delaware 2022 Uniform Reporting System Mental Health .... Substance Abuse and Mental Health Services Administration. Published 2022. Accessed January 2026. https://www.samhsa.gov/data/sites/default/files/reports/rpt42743/Delaware.pdf
7[PDF] Delaware Health Trends. Dhss. Accessed January 2026. https://dhss.delaware.gov/wp-content/uploads/dhss/pdf/dphhfac09252023.pdf
8State Summaries Delaware | 2024 Annual Report | AHR. Americashealthrankings. Published 2013. Accessed January 2026. https://www.americashealthrankings.org/publications/reports/2024-annual-report/state-summaries-delaware
9[PDF] DELAWARE - National Survey on Drug Use and Health - 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-delaware.pdf
10Explore US. NSDUH Behavioral Health Barometer: Delaware, Volume 8 - SAMHSA. Substance Abuse and Mental Health Services Administration. Published 2021. Accessed January 2026. https://www.samhsa.gov/data/report/nsduh-behavioral-health-barometer-delaware-volume-8
11Delaware Prevalence of Select Chronic Diseases and Conditions. Dhss. Accessed January 2026. https://dhss.delaware.gov/dph/dpc/2017chronicdiseases/
12[PDF] Delaware 2022 Uniform Reporting System Mental Health Data Results. Substance Abuse and Mental Health Services Administration. Published 2021. Accessed January 2026. https://www.samhsa.gov/data/sites/default/files/reports/rpt42743/Delaware.pdf
13The N. National Substance Use and Mental Health Services Survey (N .... Substance Abuse and Mental Health Services Administration. Published 2023. Accessed January 2026. https://www.samhsa.gov/data/sites/default/files/reports/rpt53014/2023-nsumhss-state-profiles.pdf