Registry data · 2026-11-02
State of the Iowa contractor registry | November 2026
18,297 contractors hold an active Iowa registration as of 2026-11-02. 989 registrations were issued or renewed in the last 30 days; 22.6% 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 contractors18,297
Issued or renewed in the last 30 days989
Issued or renewed in the last 90 days4,664
Registrants based outside Iowa4,126 (22.6%)
Counties with registered contractors99
Where the last 90 days of registry activity landed
01Polk County644 filings
02Linn County274 filings
03Johnson County141 filings
04Scott County118 filings
05Warren County111 filings
06Dubuque County106 filings
07Black Hawk County101 filings
08Dallas County98 filings
09Pottawattamie County96 filings
10Story County88 filings
Reporting on Iowa construction? These numbers are free to cite with a link to this page or the directory. As of November 2026, this is the complete public picture of Iowa’s registered contractor population.