Check eligibility for SSI (age 65+ or blind or disabled; limited income and resources; U.S. citizen or eligible non-citizen)
Gather required documents (proof of identity, age, citizenship/immigration status, Social Security number for you and eligible household members, income and resource documents, medical records)
Create or sign in to your Social Security account at SSA.gov
Apply online at SSA.gov (SSI page) by completing the SSI application
If applying in person, visit your local Social Security office and ask to file an SSI application
If applying by phone, call Social Security to schedule an application or get help starting the process
Provide details about your household and living situation (housing costs, spouse/children details if applicable)
Submit medical information (doctor visits, diagnoses, prescriptions, and treatment records)
Include work history and earnings information if relevant
Review and submit the application, then save confirmation details
Respond to follow-up requests from SSA for additional information or documents
Complete required forms and interviews if SSA contacts you
Track your application status through your Social Security account or by contacting SSA