H1B Report
State comparison

California vs Iowa

H-1B filing geography compared side-by-side. Volume, national share, top sponsoring employers and most-filed occupations. Built from the same DOL LCA data that drives every page on H1B Report.

State A
California
CARank #1
State B
Iowa
IARank #29

Key metrics

National share is each state’s portion of total US H-1B filings.

MetricCaliforniaIowa
Total filings1,684,275▲43,302
National share %18.05%▲0.46%
Rank nationally#1▲#29
Top sponsorINFOSYS LIMITEDThe University of Iowa
Top sponsor share3.2%11.5%
Top occupationSoftware DevelopersSoftware Developers

Filings by fiscal year

Year-over-year H-1B demand in each state.

California
Time series: 17 points from FY2010 to FY2026
Time series
PeriodValue
FY201063,120
FY201165,699
FY201276,412
FY201383,865
FY201498,525
FY2015115,758
FY2016119,754
FY2017119,409
FY2018128,477
FY201916,784
FY2020116,018
FY2021177,848
FY2022123,097
FY2023123,478
FY2024102,108
FY2025110,926
FY202642,997
Iowa
Time series: 17 points from FY2010 to FY2026
Time series
PeriodValue
FY20101,971
FY20112,308
FY20122,513
FY20132,607
FY20143,168
FY20153,208
FY20162,940
FY20173,095
FY20183,409
FY2019463
FY20202,902
FY20213,809
FY20222,540
FY20232,754
FY20242,344
FY20252,387
FY2026884

Top 5 sponsors — California

Top 5 sponsors — Iowa

Top 5 occupations — California

Top 5 occupations — Iowa

Swap an entity
Replace either state above without losing the comparison. 2-way for now; 3+ comparison coming soon.
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California vs Iowa — H-1B State Comparison · H1B Report