Iowa Number of Private Business Establishments in the NAICS 541715 Research and development in the physical, engineering, and life sciences (except nanotechnology and biotechnology) Industry By County in 2024 Q2 (QCEW)

Updated on June 3, 2025.

According to data from the US Bureau of Labor Statistics, in 2024 Q2, Iowa had 195 number of private business establishments in the NAICS 541715 Research and development in the physical, engineering, and life sciences (except nanotechnology and biotechnology) Industry. Among all Iowa counties, Polk had the highest number of private business establishments (46), followed by Story (25), and Johnson (24).

The chart and table shows the number of business establishments for each county.

You can see similar information for other states, and for the United States.

You can see similar information for other industries.

Related Topics: Iowa BLS Topic List.

Data Source: US Bureau of Labor Statistics (QCEW).

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Iowa Number of Private Business Establishments in the NAICS 541715 Research and development in the physical, engineering, and life sciences (except nanotechnology and biotechnology) Industry By County in 2024 Q2

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County	Number of Business Establishments
Appanoose	1
Benton	2
Black Hawk	1
Boone	2
Bremer	1
Carroll	2
Cass	1
Cedar	2
Chickasaw	1
Clinton	1
Crawford	1
Dallas	10
Delaware	1
Des Moines	1
Dubuque	2
Floyd	1
Greene	1
Hardin	1
Harrison	1
Henry	2
Humboldt	1
Iowa	2
Jackson	1
Jasper	1
Jefferson	7
Johnson	24
Kossuth	1
Lee	1
Linn	17
Lucas	1
Marshall	1
Mills	1
Monroe	1
Muscatine	2
O'Brien	1
Plymouth	1
Polk	46
Pottawattamie	5
Poweshiek	1
Ringgold	1
Scott	7
Shelby	2
Sioux	3
Story	25
Tama	1
Winneshiek	1
Woodbury	4
Wright	1