Registry data · 2026-08-03
State of the Iowa contractor registry — August 2026
18,897 contractors hold an active Iowa registration as of 2026-08-03. 1,783 registrations were issued or renewed in the last 30 days; 23.2% of registrants are based outside Iowa. Every figure computed directly from the State's public registry.
Registrations issued or renewed per month · trailing 9 months
The registry, in five numbers
Active registered contractors18,897
Issued or renewed — last 30 days1,783
Issued or renewed — last 90 days5,446
Registrants based outside Iowa4,387 (23.2%)
Counties with registered contractors99
Where the last 90 days of registry activity landed
01Polk County602 filings
02Linn County331 filings
03Johnson County170 filings
04Scott County129 filings
05Woodbury County122 filings
06Dubuque County118 filings
07Black Hawk County117 filings
08Story County106 filings
09Dallas County106 filings
10Warren County103 filings
Reporting on Iowa construction? These numbers are free to cite with a link to this page or the directory. As of August 2026, this is the complete public picture of Iowa’s registered contractor population.