CBP data indicates no other industry had more establishments with fewer than five employees in Harford County ZIP Codes than construction businesses.
The following table shows the top 10 industries of total establishments with fewer than five employees in Harford County in 2019.
Top 10 Industries with fewer than five employees in Harford County (2019)
| Industry | Total Establishments |
|---|---|
| Construction businesses | 521 |
| Professional, scientific and technical services businesses | 497 |
| Retail trade businesses | 256 |
| Health care and social assistance businesses | 249 |
| Administrative, support, waste management and remediation services businesses | 209 |
| Real estate, rental and leasing businesses | 203 |
| Finance and insurance businesses | 176 |
| Wholesale trade businesses | 110 |
| Transportation and warehousing businesses | 82 |
| Accommodation and food services businesses | 73 |
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