Any Mental Illness Statistics in Maine

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

3 min read
25.76%[2]
of adults in Maine experienced Any Mental Illness (AMI) in the past year

This rate is higher than the national average, placing Maine 49th among all states for prevalence of mental illness.

2025 Report

Key Takeaways

  • Maine has one of the highest prevalence rates of Any Mental Illness (AMI) in the nation, with nearly 26% of adults affected, compared to the U.S. average of about 23%.25.76%[2]
  • A significant workforce shortage exists, with over 260,000 Mainers living in communities that lack a sufficient number of mental health professionals.260,862[6]
  • Access to care is a major challenge; only 45% of adults in Maine with a mental illness receive any form of treatment, a rate below the national average of 60%.45%[3]
  • Cost is the single largest barrier to care, with 46.1% of the 65,000 adults with an unmet need for mental health services citing it as the primary reason for not receiving treatment.46.1%[6]
  • Residents face significant insurance hurdles, being 11 times more likely to be forced to use out-of-network providers for mental health care compared to primary care.11x[3]
  • Youth mental health is a serious concern, with an estimated 14,000 adolescents aged 12-17 experiencing depression.14,000[3]

Understanding Mental Illness in Maine

Maine faces a significant public health challenge regarding mental illness, with prevalence rates that are consistently higher than national averages. Any Mental Illness (AMI) is a broad category encompassing a wide range of diagnosable mental, behavioral, or emotional disorders. These conditions can vary in severity, from mild anxiety to serious mental illnesses that substantially interfere with major life activities. Understanding the scope of AMI in Maine is the first step toward addressing the systemic issues that impact residents' well-being, including access to care, workforce shortages, and economic barriers.

Any Mental Illness (AMI)

AMI is defined as a mental, behavioral, or emotional disorder. It can vary in impact, ranging from no impairment to mild, moderate, and even severe impairment (e.g., Serious Mental Illness). It includes disorders such as depression, anxiety, bipolar disorder, and schizophrenia.

Source: National Alliance on Mental Illness (NAMI)

Prevalence Across Maine's Population

Data reveals the widespread nature of mental health conditions across Maine, affecting adults, adolescents, and those with severe conditions. Approximately 223,000 adults in the state live with a mental health condition[6]. This high prevalence underscores the urgent need for accessible and effective mental health services for all age groups and demographics within the state.

223,000[6]
Adults with Any Mental Illness (AMI)

Represents nearly one in four adults in the state.

2022
61,000[3]
Adults with a Serious Mental Illness (SMI)

A subset of AMI that causes significant functional impairment.

2022
1 in 6[6]
Youth (6-17) experience a mental health disorder annually

This national estimate highlights the early onset of mental health challenges.

Barriers to Mental Health Care

Despite the high prevalence of mental illness, Mainers face substantial obstacles in accessing care. A primary driver of this issue is a severe shortage of mental health professionals, particularly in rural areas. This workforce gap means longer wait times, greater travel distances for appointments, and fewer available treatment options, leaving many without the support they need.

Mental Health Providers per 100,000 Population
25
National Average
12
Maine
The national average is more than double Maine's provider rate.
This stark difference highlights the critical shortage of mental health professionals available to serve Maine's population.

The High Cost of Care and Insurance Hurdles

Beyond the provider shortage, financial barriers are a primary reason why Mainers do not receive mental health care. For the 65,000 adults with an unmet need for treatment, cost is the most commonly cited obstacle[3]. This is compounded by a high uninsured rate and difficulties with insurance coverage, which often fails to provide adequate access to in-network specialists.

People in Maine live in a Mental Health Professional Shortage Area
Substance Abuse and Mental Health Services Administration (2022)
260,862[6]
Of adults with unmet need cited cost as the primary barrier to care
Substance Abuse and Mental Health Services Administration (2022)
46.1%[6]
Of Maine's population is uninsured, complicating access to care
Namimaine
8.1%[3]

Insurance Parity Gaps

A significant systemic issue in Maine is the disparity between coverage for physical and mental health care. This lack of parity forces many individuals to seek care outside of their insurance networks, leading to substantially higher out-of-pocket costs. This disparity creates a two-tiered system where mental health is treated as less essential than physical health, directly contradicting federal parity laws and worsening health outcomes for thousands.

Likelihood of Being Forced Out-of-Network for Care
11x More Likely
Mental Health Care
Baseline
Primary Care
Mainers are 11 times more likely to be forced out-of-network for mental health care than for primary care.
This gap in insurance coverage is a major driver of the high costs and access challenges faced by residents seeking mental health treatment.

Demographics and At-Risk Populations

Mental illness does not affect all populations equally. Certain demographic and socioeconomic factors can increase an individual's risk of developing a mental health condition and facing barriers to care. In Maine, veterans, youth, and residents of rural communities face unique challenges that require targeted support and resources.

Frequent Mental Distress: A Key Indicator

Beyond annual prevalence rates, another important metric is 'frequent mental distress,' which captures the persistence of poor mental health. This measure helps identify individuals who may be at higher risk for more severe conditions and chronic diseases. It provides a more nuanced view of the population's day-to-day mental well-being.

Frequent Mental Distress

Frequent mental distress is defined as experiencing 14 or more days of poor mental health within a 30-day period. It is a measure used to identify individuals at risk for serious mental health conditions and related chronic diseases.

Source: America's Health Rankings

Mental Distress in Maine

In Maine, a significant portion of the adult population experiences persistent mental health challenges. The state's rate of frequent mental distress is among the highest in the country, reflecting the cumulative impact of economic pressures, social isolation, and barriers to care. This chronic distress is linked to worse physical health outcomes and increased healthcare costs, making it a critical issue for public health intervention[4].

Of adults report frequent mental distress (14+ poor mental health days in the last month)
Americashealthrankings
18.0%[4]
Maine's rank among U.S. states for frequent mental distress

A higher rank indicates a greater prevalence of mental distress.

Americashealthrankings
43rd[4]

Frequently Asked Questions

Sources & References

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

1The COV. The impact of the COVID-19 pandemic on the global burden of .... PubMed Central. PMC12639033. Accessed January 2026. https://pmc.ncbi.nlm.nih.gov/articles/PMC12639033/
2Prevalence Ranking | Mental Health America. Mhanational. Accessed January 2026. https://mhanational.org/the-state-of-mental-health-in-america/data-rankings/prevalence-data/
3In M. Mental Health in Maine - NAMI Maine Stats and Facts. Namimaine. Accessed January 2026. https://namimaine.org/mental-health-in-maine/
4Frequent M. Explore Frequent Mental Distress in Maine | AHR. Americashealthrankings. Accessed January 2026. https://www.americashealthrankings.org/explore/measures/mental_distress/mental_distress_45_64_C/ME
5The URS. [PDF] Maine 2023 Uniform Reporting System Mental Health Data Results. Substance Abuse and Mental Health Services Administration. Published 2023. Accessed January 2026. https://www.samhsa.gov/data/sites/default/files/reports/rpt53122/Maine.pdf
6[PDF] Maine 2023 Uniform Reporting System Mental Health Data Results. Substance Abuse and Mental Health Services Administration. Published 2022. Accessed January 2026. https://www.samhsa.gov/data/sites/default/files/reports/rpt53122/Maine.pdf
7[PDF] Maine - National Alliance on Mental Illness (NAMI). National Alliance on Mental Illness. Published 2025. Accessed January 2026. https://www.nami.org/wp-content/uploads/2025/05/Maine-GRPA-Data-Sheet-8.5-x-11-wide.pdf
8The State of Mental Health in America 2025. Mhanational. Published 2024. Accessed January 2026. https://mhanational.org/the-state-of-mental-health-in-america/
9Fast F. Mental Health By the Numbers. National Alliance on Mental Illness. Accessed January 2026. https://www.nami.org/about-mental-illness/mental-health-by-the-numbers/
10The M. [PDF] State of Maine. Maine. Accessed January 2026. https://www.maine.gov/dhhs/mecdc/sites/maine.gov.dhhs.mecdc/files/2025%20State%20Report%20Final%2004082025.pdf
11State and County Dashboard | Mental Health America. Mhanational. Published 2020. Accessed January 2026. https://mhanational.org/data-in-your-community/mha-state-county-data/