Registry data · 2026-09-14
State of the Iowa contractor registry — September 2026
17,803 contractors hold an active Iowa registration as of 2026-09-14. 1,712 registrations were issued or renewed in the last 30 days; 22.0% 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 contractors17,803
Issued or renewed — last 30 days1,712
Issued or renewed — last 90 days5,461
Registrants based outside Iowa3,921 (22.0%)
Counties with registered contractors99
Where the last 90 days of registry activity landed
01Polk County700 filings
02Linn County336 filings
03Johnson County173 filings
04Scott County153 filings
05Black Hawk County131 filings
06Dallas County125 filings
07Woodbury County120 filings
08Warren County119 filings
09Dubuque County116 filings
10Story County108 filings
Reporting on Iowa construction? These numbers are free to cite with a link to this page or the directory. As of September 2026, this is the complete public picture of Iowa’s registered contractor population.