Sources
Every number on this site comes from a public government dataset or a reputable public clearinghouse. Here is the full list, with official links and update cadence.
USCIS H-1B Employer Data Hub
U.S. Citizenship and Immigration Services (DHS)
Employer-level counts of H-1B petition approvals and denials (initial and continuing) by fiscal year.
USCIS H-1B petition statistics (national)
U.S. Citizenship and Immigration Services (DHS)
Nationwide H-1B petition approvals and denials by fiscal year. A separate release from the Employer Data Hub, published on a shorter lag.
DOL OFLC Disclosure Data (LCA / PERM)
U.S. Department of Labor, Office of Foreign Labor Certification
Labor Condition Application (LCA) and PERM disclosure files: job titles, worksites, offered and prevailing wages.
DOL Office of Foreign Labor Certification announcements
U.S. Department of Labor, Office of Foreign Labor Certification
OFLC announcements covering PERM, H-2A, H-2B, prevailing wage determinations, and the FLAG filing system — the labor-certification step that precedes a USCIS petition.
ICE Enforcement and Removal Statistics
U.S. Immigration and Customs Enforcement (DHS)
Administrative arrests, removals, detention population, and criminality breakdowns.
DHS Immigration Statistics (OHSS)
U.S. Department of Homeland Security, Office of Homeland Security Statistics
Yearbook of Immigration Statistics and enforcement lifecycle reporting.
CBP Nationwide Encounters
U.S. Customs and Border Protection (DHS)
Southwest, northern, and nationwide encounters by month, sector, demographic, and citizenship.
Department of State Visa Statistics
U.S. Department of State, Bureau of Consular Affairs
Nonimmigrant and immigrant visa issuances by class and country (NIV/IV tables).
BLS Occupational Employment & Wage Statistics (OEWS)
U.S. Bureau of Labor Statistics
Mean and median wages and employment by occupation and state.
BLS national unemployment rate
U.S. Bureau of Labor Statistics
Seasonally adjusted national unemployment rate (series LNS14000000), shown as labour-market context.
State WARN Act notices (state open-data portals)
State labor and workforce agencies
Employer layoff and plant-closing notices with employee counts, aggregated from the state portals that publish machine-readable feeds.
Federal Register
Office of the Federal Register (NARA)
The daily journal of the U.S. government: rules, proposed rules, notices, and Presidential documents from every federal agency, including USCIS, DHS, CBP, ICE, State, and Labor.
USCIS newsroom
U.S. Citizenship and Immigration Services (DHS)
USCIS announcements: cap and lottery news, policy changes, TPS designations, fee and form changes, and litigation notices.
USCIS Policy Manual
U.S. Citizenship and Immigration Services (DHS)
Policy alerts and technical updates to the controlling adjudication guidance USCIS officers apply, each listing the formal Policy Manual sections it changes.
Federal court decisions
U.S. federal judiciary
Decisions from federal district courts, courts of appeals, and the Supreme Court affecting immigration administration.
Congress — bills and public laws
U.S. Congress
Introduced, advanced, and enacted immigration legislation.
State government immigration actions
U.S. state governments
State-level policies affecting immigrants: licensing, benefits, tuition, and enforcement cooperation.
SEVIS / SEVP student and school data
U.S. Immigration and Customs Enforcement (DHS)
Certified schools and international-student counts by school, level, and country.
TRAC Immigration (Syracuse University)
Transactional Records Access Clearinghouse
FOIA-derived immigration court, detention, and enforcement data, used only as a cross-check against official figures.