Iowa Number of Private Business Establishments
in the NAICS 54171 Research and development in the physical, engineering, and life sciences Industry By County
in 2024 Q3 (QCEW)
Updated on June 3, 2025.
According to data from the US Bureau of Labor Statistics, in 2024 Q3, Iowa had 349 number of private business establishments in the NAICS 54171 Research and development in the physical, engineering, and life sciences Industry. Among all Iowa counties, Polk had the highest number of private business establishments (80), followed by Johnson (55), and Story (47).
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 54171 Research and development in the physical, engineering, and life sciences Industry By County
in 2024 Q3
Iowa Number of Private Business Establishments
in the NAICS 54171 Research and development in the physical, engineering, and life sciences Industry By County
in 2024 Q3
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| County | Number of Business Establishments |
|---|---|
| Appanoose | 1 |
| Benton | 2 |
| Black Hawk | 4 |
| Boone | 3 |
| Bremer | 3 |
| Carroll | 2 |
| Cass | 3 |
| Cedar | 2 |
| Chickasaw | 2 |
| Clinton | 2 |
| Crawford | 1 |
| Dallas | 17 |
| Delaware | 1 |
| Des Moines | 1 |
| Dubuque | 3 |
| Fayette | 1 |
| Floyd | 3 |
| Greene | 1 |
| Guthrie | 1 |
| Hardin | 1 |
| Harrison | 1 |
| Henry | 2 |
| Humboldt | 1 |
| Iowa | 4 |
| Jackson | 1 |
| Jasper | 1 |
| Jefferson | 7 |
| Johnson | 55 |
| Jones | 1 |
| Kossuth | 1 |
| Lee | 1 |
| Linn | 30 |
| Lucas | 1 |
| Lyon | 1 |
| Madison | 1 |
| Marion | 1 |
| Marshall | 2 |
| Mills | 1 |
| Mitchell | 1 |
| Monona | 1 |
| Monroe | 1 |
| Muscatine | 4 |
| O'Brien | 2 |
| Plymouth | 1 |
| Polk | 80 |
| Pottawattamie | 5 |
| Poweshiek | 3 |
| Ringgold | 1 |
| Scott | 13 |
| Shelby | 2 |
| Sioux | 7 |
| Story | 47 |
| Tama | 1 |
| Wapello | 1 |
| Warren | 2 |
| Washington | 1 |
| Webster | 1 |
| Winnebago | 1 |
| Winneshiek | 1 |
| Woodbury | 4 |
| Wright | 3 |