Learn About Social Security and Medicaid Income Limits

Understanding Social Security Income Limits and Earnings Rules

Social Security provides monthly payments to retirees, disabled workers, and survivors of deceased workers. However, if you receive Social Security benefits before your full retirement age and continue working, your benefits may be reduced based on how much you earn. This earnings rule is an important part of Social Security that many people don't fully understand.

For 2024, if you are under your full retirement age for the entire year, Social Security will reduce your benefit by $1 for every $2 you earn above $23,400 per year. The month you reach your full retirement age, different rules apply—your benefits are reduced by $1 for every $3 you earn above $62,400 (counting only income earned before the month you reach full retirement age). Once you reach your full retirement age, there is no earnings limit, and you receive your full benefit amount regardless of how much you work.

These limits apply only to earned income from work. They do not include income from investments, pensions, rental property, or other sources. Self-employment income is counted, but certain business losses and deductions may affect how much counts toward the limit. Unearned income sources do not affect your Social Security payments at all.

The earnings limits change each year. In 2023, the limit for those under full retirement age was $21,960, so these thresholds increase to keep pace with average wage growth. If you continue working while receiving Social Security, you should report your earnings to Social Security. They use this information to recalculate your payment for the year.

Practical Takeaway: If you are receiving Social Security before your full retirement age and planning to work, track your annual earnings closely. Keep in mind that any benefit reduction now results in a higher monthly payment once you reach full retirement age, as Social Security recalculates your benefit to account for months when benefits were withheld.

How Social Security Calculates Your Benefit Amount

Your Social Security benefit is based on your lifetime earnings record. The program uses your highest 35 years of earnings to calculate your primary insurance amount (PIA), which is the basis for all your benefits. This calculation happens automatically through Social Security's records, which track income based on your Social Security number throughout your working years.

Social Security applies a formula that replaces a higher percentage of lower earnings than higher earnings. This is called a progressive benefit formula. For someone who reaches full retirement age in 2024, the formula takes your average indexed monthly earnings and applies bend points—thresholds where the replacement rate changes. Your first dollars of average indexed monthly earnings are replaced at a higher rate than your final dollars, creating a benefit structure that provides greater income replacement for workers with lower lifetime earnings.

The calculation begins by taking your earnings for each year you worked, up to the maximum taxable amount for that year. In 2024, the maximum amount of earnings subject to Social Security tax is $168,600. For years before your eligibility year, your earnings are indexed to national average wage levels. This indexing ensures that your past earnings reflect their value in terms of your working career, not just the nominal amount you earned decades ago.

Once your average indexed monthly earnings are determined, Social Security applies the bend point formula. In 2024, if you reach full retirement age this year, 90% of your first $1,174 of average indexed monthly earnings is counted, plus 32% of earnings between $1,174 and $7,078, plus 15% of earnings above $7,078. These bend points adjust annually. The result is your primary insurance amount, which becomes your monthly benefit at full retirement age.

Practical Takeaway: You can view your own earnings record by creating a My Social Security account on ssa.gov. Review your record to ensure all your earnings have been properly recorded. If you find errors, contact Social Security to correct them before you claim benefits, as this directly affects your monthly payment amount.

Introduction to Medicaid and Its Income Limits

Medicaid is a joint federal and state health insurance program for low-income individuals and families. Unlike Social Security, which is a federal program with uniform rules nationwide, Medicaid is administered by each state with flexibility in how it operates. This means income limits, covered services, and enrollment rules vary significantly depending on where you live. Understanding your specific state's Medicaid program is essential for learning what may be available to you.

Federal law sets a baseline floor for Medicaid coverage. States must cover certain groups, including children under 19, pregnant people, parents of dependent children, elderly people, and individuals with disabilities. However, states can and do set different income thresholds for each group. As of 2024, some states use the federal poverty line as their income limit, while others set limits higher or lower. For example, some states cover parents of dependent children only if their income is below 100% of the federal poverty line (about $28,000 annually for a family of four), while other states have expanded Medicaid and cover parents with income up to 138% of the federal poverty line (about $38,600 for a family of four).

Medicaid programs fall into two main categories: traditional Medicaid and Medicaid expansion. Traditional Medicaid covers specific groups like children, pregnant people, elderly individuals, and those with disabilities, regardless of whether a state has expanded the program. The Medicaid expansion, available under the Affordable Care Act, allows states to cover all individuals and families with income up to 138% of the federal poverty line. As of 2024, approximately 39 states plus Washington, D.C., have adopted Medicaid expansion, while others have not.

Income limits for Medicaid are measured differently than for other programs. Most Medicaid programs use "modified adjusted gross income" (MAGI), which is based on your tax filing status and household composition. Some populations, like elderly individuals and those with disabilities, may be evaluated under different income methodologies that allow certain deductions and exclusions.

Practical Takeaway: Visit your state health department or Medicaid agency website to learn your state's specific income limits for different groups. Because Medicaid rules vary widely by state, information that applies to one state may not apply to yours.

Medicaid Income Limits by State and Population Group

Because Medicaid is state-administered, income limits vary dramatically. For parents of dependent children in traditional (non-expansion) Medicaid states, the federal minimum is often around 19-25% of the federal poverty line, though some states set higher limits. In 2024, this could mean a parent of two children might have an income limit of only $6,000-$8,000 per year—far below what most people would consider livable. States that have expanded Medicaid offer much higher income limits for parents and childless adults.

For children, Medicaid provides more generous income thresholds in all states. The federal baseline requires states to cover all children under 19 with family income up to 133% of the federal poverty line. Many states cover children with family income up to 200% or even 300% of poverty. In 2024, 300% of poverty for a family of four is approximately $84,600 annually. This means in some states, a working family with a household income above $50,000 still qualifies for Medicaid for their children.

For elderly individuals (65 and older) and those with disabilities, Medicaid income limits are typically more generous than for parents, but the calculation method differs. These groups are often evaluated using "countable income," which allows certain deductions. For example, in 2024, many states allow an initial $65 per month deduction of unearned income, meaning an elderly person could have a higher total income than the stated limit after deductions are applied. Additionally, there are resource limits—limits on assets rather than just income—that also apply to these groups. In many states, you may have up to $2,000 in countable resources and still qualify for Medicaid.

Pregnant people and newborns often have the most favorable Medicaid income limits. All states must cover pregnant people with family income up to at least 138% of poverty, and many states cover them up to 200% or higher. Newborns are typically covered automatically if their mother was covered at the time of birth, and coverage may extend through age 1.

Practical Takeaway: Create a simple spreadsheet with your state's Medicaid income limits for each population group your family members might fall into. Update it annually,