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SSDI & Disability · free tool

SSDI Back-Pay & Benefit Estimator

Your likely monthly benefit, plus the past-due back pay you may be owed. It’s free, runs in your browser, and stores nothing you enter.

Estimated monthly SSDI benefit
$1,863 – $2,126/mo
Plus an estimated $18,224 in past-due (back) pay.
Estimated monthly benefit$2,025
Back-pay months (after 5-mo wait)9 mo
Estimated back-pay lump sum$18,224
Estimated first-year total$42,523
This is an illustrative estimate for general informational purposes only. It is not legal, tax, or financial advice, it does not create an attorney–client relationship, and it is not a quote, promise, prediction, or guarantee of any benefit, amount, eligibility, deadline, or outcome. Figures are based on published government sources as of the date shown and change over time; results may not reflect current law or the facts of your situation. Do not rely on this tool; consult a licensed attorney before taking or refraining from any action.

Key figures behind this estimate

Published government figures used in the calculation, with their effective date and source.

2026 SSI Federal Benefit Rate
individual: $994 · couple: $1,491
General income exclusion
20
Earned income exclusion
65
2026 SGA, non-blind
$1,690
$2,830
individual: $2,000 · couple: $3,000

Frequently asked questions

What does the SSDI Back-Pay & Benefit Estimator estimate?

Your likely monthly benefit, plus the past-due back pay you may be owed. It runs entirely in your browser and stores nothing you enter.

Are the figures current?

Yes. The estimate uses published government figures, each dated on this page (as of 2026) with its source.

Is this calculator legal advice?

No. It is an informational estimate from published data and does not create an attorney–client relationship. Confirm specifics with a licensed attorney.

Can I get a calculator like this for my firm?

Yes, LexSteward gives a law firm a branded, AI-ready lead page with calculators like this, hosted for you. You keep your existing website; we host the tool and route the leads to your firm.

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This is an illustrative estimate for general informational purposes only. It is not legal, tax, or financial advice, it does not create an attorney–client relationship, and it is not a quote, promise, prediction, or guarantee of any benefit, amount, eligibility, deadline, or outcome. Figures are based on published government sources as of the date shown and change over time; results may not reflect current law or the facts of your situation. Do not rely on this tool; consult a licensed attorney before taking or refraining from any action.