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How Much and Why ACA Marketplace Premiums Are Going Up in 2026

This analysis of initial rate filings from all 50 states and DC shows ACA Marketplace insurers are proposing a median premium increase of 18% for 2026, more than double last year’s 7% median proposed increase. The analysis includes proposed rate changes by state and insurer.

Data and analysis

The Uninsured Population and Health Coverage

This Health Policy 101 chapter examines the share of the United States population who are uninsured, highlighting their demographics and the challenges they face because of the lack of coverage.

How Many Uninsured Are in the Coverage Gap?

This analysis estimates that 1.4 million uninsured individuals in the 10 states without Medicaid expansion, including many working adults, people of color, and those with disabilities, remain in the “coverage gap,” ineligible for Medicaid or for tax credits that would make coverage ACA's Marketplaces affordable to them.

Key Facts about the Uninsured Population

The number of people ages 0-64 who were uninsured held steady at 25.3 million in 2023, although the number of uninsured children rose from 3.8 million to 4.0 million. Most uninsured people are in low-income families and have at least one worker in the family.

How the Unwinding Affected Enrollees

Over half who were disenrolled say they put off needed medical care while trying to renew Medicaid. Overall, 19% of adults who had Medicaid prior to the start of unwinding say they were disenrolled at some point in the past year. Of this group, a large majority (70%) were left at least temporarily uninsured.

The uninsured: How costs affect care and health, 2023

Latest Polling
8%

Percent of adults who reported not having health insurance
55%

Percent of uninsured adults who reported delaying or forgoing some form of health care due to cost
19%

Percent of uninsured adults who report that they or a family member had difficulty paying medical bills
38%

Percent of uninsured adults who reported not having a usual source of care (vs. 8% of insured adults)
Peterson-KFF Health System Tracker

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  • Prescription Drug Coverage for Medicare Beneficiaries: A Side-by-Side Comparison

    Other Post

    This document, prepared by Health Policy Alternatives, Inc., provides a side-by-side comparison of five major federal proposals under consideration to provide outpatient prescription drug coverage to Medicare beneficiaries. It includes both a summary and a detailed comparison of the following major proposals: S. 357, The Medicare Preservation and Improvement Act of 2001 (Breaux/Frist I), S.

  • How Are Safety Net Hospitals Responding to Health Care Financing Changes?

    Report

    A new background report sums up how multiple trends have led to a situation where safety net hospitals are feeling more financial pressure and are challenged to subsidize the unprofitable care of theuninsured. Background Paper For a more extensive discussion read our larger report from the same study.

  • Medicare and Prescription Drug Focus Groups

    Report

    Summary Report This report, : Summary Report, produced jointly by the bipartisan team of Bill McInturff of Public Opinion Strategies and Geoff Garin of Peter D. Hart Research Associates, presents key findings from a series of eight focus groups on the Medicare program and the current debate over prescription drug coverage and Medicare reform.

  • Key Facts: Women and Medicare

    Report

    Medicare is a critical source of health insurance coverage for virtually all older women in the U.S. and for many younger women who have permanent disabilities. Today, 22 million women one in five adult women rely on Medicare for basic health insurance protection. In fact, women comprise 57% of the Medicare population.

  • Covering the Low-Income Uninsured: Assessing the Alternatives

    Report

    This issue brief describes and analyzes expansions of Medicaid and SCHIP, tax credits for individually-purchased insurance, and tax credits for employment-based health insurance as options to expand health coverage of the low-income population.

  • Restructuring Medicaid Financing: Implications of the NGA Proposal

    Report

    An analysis of the National Governors Association proposal to restructure Medicaid, including the financial impact of the core of the proposal. The report considers possible responses to the reforms and outlines some issues to consider as policymakers think about reforming the program.

  • SCHIP Administration and Accountability

    Report

    The third in a series of reports on implementation issues and challenges in the first year of S-CHIP finds that non-Medicaid S-CHIP programs faced more administrative challenges. Success with enrollment appeared primarily related to administrative decisions, including a lower band of S-CHIP income eligibility, and the lack of premiums.

  • SCHIP Managed Care Contracting

    Report

    The fourth in a series of reports on implementation issues and challenges in the first year of S-CHIP finds that states have been able to enter arrangements with plans for their S-CHIP population fairly easily.