The monthly SSDI payment is not a fixed amount — it depends on your work history and earnings record

Social Security Disability Insurance (SSDI) calculates your monthly payment based on how much you earned during your working years, not on your current need or how disabled you are. The Social Security Administration (SSA) looks at your highest 35 years of earnings, adjusts them for inflation, and uses a formula to arrive at your Primary Insurance Amount (PIA) — the number that becomes your monthly check.

This means two people with the same disability can receive very different payments. Someone who worked full-time for 40 years at higher wages will receive more than someone who worked part-time or earned less, even if both are equally disabled. There is no minimum or maximum payment that applies to everyone — your payment is tied to your specific earnings history.

The average SSDI payment in 2024 is around $1,550 per month, but this is just an average. Your actual payment could be significantly higher or lower depending on when you were born, how much you earned, and when you started receiving benefits.

Key Takeaways

  • Your monthly SSDI payment is based on your earnings record, not on how disabled you are or how much money you need.
  • The SSA uses your highest 35 years of earnings, adjusted for inflation, to calculate your Primary Insurance Amount.
  • You can request a benefit estimate from the SSA before you file, which shows what your monthly payment would be.
  • If you were born in 1943 or later, your payment may be reduced if you claim SSDI before your full retirement age.
  • Your payment amount stays the same each year unless Congress raises the cost-of-living adjustment (COLA), which happens annually.

How the SSA calculates your payment

The SSA starts by looking at your Social Security earnings record — the W-2 forms and self-employment tax returns you filed over your working life. They take your highest 35 years of earnings and adjust each year's income for inflation using a national wage index. This prevents someone who worked in the 1980s from being penalized just because wages were lower then.

Once your earnings are adjusted, the SSA divides the total by 420 months (35 years) to get your Average Indexed Monthly Earnings (AIME). Then they explore a formula called the bend points formula, which replaces a higher percentage of your lower earnings and a lower percentage of your higher earnings. This formula is designed so that people who earned less during their working years get a slightly higher replacement rate than people who earned more.

The result of this formula is your Primary Insurance Amount. This is the number the SSA will use to calculate your monthly SSDI payment, and it is also the number used to calculate payments to your family members if you have a spouse or children under 19 (or 19 if still in high school).

What affects your payment amount

Your age when you start receiving SSDI affects your payment if you were born in 1943 or later. If you are approved for SSDI before your full retirement age, your monthly payment is reduced by a percentage that depends on how many months early you claim. The reduction can be as much as 30 percent if you claim at age 62, the earliest age you can receive retirement benefits.

However, SSDI is different from retirement benefits in one important way: you do not choose when to start receiving it. You become may be able to access for SSDI the month your disability begins, and the SSA will backdate your benefits to that month if you file later. The age reduction only applies if you are still receiving SSDI after you reach your full retirement age, at which point your SSDI payment converts to a retirement benefit at a reduced rate.

Your payment may also be affected if you have other income. If you earn money from work while receiving SSDI, the SSA has a Substantial Gainful Activity (SGA) limit — a monthly earnings threshold that, if exceeded, can end your benefits. In 2024, the SGA limit is $1,550 per month for non-blind individuals and $2,590 for blind individuals, but these amounts change each year.

How to find out what your payment would be

You can create a my Social Security account at ssa.gov and view your earnings record and a benefit estimate. The estimate shows what your SSDI payment would be if you were approved today, based on your current earnings record. This estimate updates each year after you file your taxes, so it becomes more accurate over time.

If you do not have a my Social Security account, you can call the SSA at 1-800-772-1213 (TTY 1-800-325-0778) and ask for a benefit estimate. You can also visit your local Social Security office in person. Bring your Social Security card, a photo ID, and proof of your date of birth. The SSA will provide you with a written estimate that you can take home.

Keep in mind that an estimate is not a may provide of what you will receive. Your actual payment depends on the month you are approved, your age at approval, and whether any family members are may be able to access to receive benefits on your record. The SSA will provide your exact payment amount in the approval notice they send you after your claim is decided.

Cost-of-living adjustments and payment changes

Your SSDI payment does not stay frozen at the amount you receive in your first month. Each year, usually in October, Congress passes a cost-of-living adjustment (COLA) that increases all Social Security payments, including SSDI. The COLA is based on inflation measured by the Consumer Price Index and is the same percentage increase for all beneficiaries.

In recent years, COLA increases have ranged from zero percent (in 2010 and 2011) to 8.7 percent (in 2023). The amount of the increase varies depending on inflation that year. You will receive a notice in December showing your new payment amount for January, and the increase takes effect automatically — you do not need to do anything.

Your payment can also change if your circumstances change. If you return to work and your earnings exceed the SGA limit, your benefits may be suspended or ended. If you have a family member who becomes may be able to access to receive benefits on your record, the total family payment may be affected because the SSA has a family maximum — a cap on the total amount that can be paid to you and your family members combined, usually 150 to 180 percent of your Primary Insurance Amount.

Comparing SSDI to other disability programs

SSDI is different from Supplemental Security Income (SSI), another Social Security program for people with disabilities. SSI is a needs-based program, meaning your payment depends on how much money you have and earn, not on your work history. SSI payments are the same for everyone in a given state (though the amount varies by state), while SSDI payments vary based on your earnings record.

You cannot receive both SSDI and SSI at the same time, but you can switch from one to the other if your circumstances change. For example, if you are receiving SSI and then become may be able to access for SSDI because you have enough work credits, the SSA will switch you to SSDI, which is usually a higher payment. If you are receiving SSDI and your payment drops below the SSI limit, you may become may be able to access for SSI to make up the difference.

Veterans with service-connected disabilities may also be may be able to access for Veterans Disability Compensation (VDC) from the Department of Veterans Affairs. VDC is separate from SSDI and is based on your military service and the severity of your disability, not your work history. You can receive both SSDI and VDC at the same time without one affecting the other.

What happens to your payment if you work

SSDI has a trial work period that allows you to test your ability to work without when ready losing your benefits. During the trial work period, you can earn any amount of money and still receive your full SSDI payment. The trial work period lasts nine months, and those nine months do not have to be consecutive — they are spread out over a rolling 60-month period.

After your trial work period ends, you enter the extended may be able to access period, which lasts 36 months. During this time, if your monthly earnings exceed the SGA limit, your benefits are suspended for that month. Once your earnings drop below the SGA limit again, your benefits resume without a new process. This gives you a safety net if you try to work and find that you cannot maintain the earnings level.

If you continue to work and earn above the SGA limit for nine consecutive months during the extended may be able to access period, your SSDI benefits will end. However, you have a Medicaid continuation period that lasts up to 93 months (about 7.75 years) after your benefits end, during which you can keep your Medicaid coverage even if you are working and earning above the limit. This is important because many people with disabilities rely on Medicaid to cover medications and medical care.

Frequently Asked Questions

Can I get a higher SSDI payment if I wait to claim?

No. Unlike retirement benefits, SSDI payments do not increase if you wait to claim. Your payment is based on your earnings record at the time you are approved, and waiting longer does not change that amount. However, if you delay claiming and your earnings increase, your benefit estimate may go up because the SSA will use your new, higher earnings in the calculation.

What if I made very little money during my working years?

Your SSDI payment will be lower, but you may still be may be able to access. The SSA has a minimum Primary Insurance Amount that applies in some cases, though this varies. If your SSDI payment would be very low, you may also be may be able to access for Supplemental Security Income (SSI) to bring your total income up to the SSI limit in your state.

Do family members get a portion of my SSDI payment?

No. Your SSDI payment goes to you. However, your spouse, ex-spouse, or children under 19 (or 19 if in high school) may be may be able to access to receive their own separate payments based on your earnings record. These payments are calculated as a percentage of your Primary Insurance Amount, and the total family payment is capped at 150 to 180 percent of your PIA.

Will my SSDI payment change if I move to a different state?

Your SSDI payment will not change. SSDI is a federal program, so your payment is the same no matter where you live. However, if you are receiving both SSDI and SSI, your SSI payment may change because SSI amounts vary by state.

What if the SSA made a mistake in calculating my payment?

You can request that the SSA review your earnings record and recalculate your payment. Contact your local Social Security office or call 1-800-772-1213 to ask for a detailed explanation of how your payment was calculated. If you believe there is an error, you can file a request for reconsideration, which is a formal appeal process.