There were 493 total businesses in the area, with 112 wholesale trade businesses (22.7%) accounting for the largest proportion of these businesses. 177 businesses (35.9%) had fewer than five employees, and eight (1.6%) had 250 or more.
Median-sized businesses in four zip codes have between 20 and 49 employees, more than any other zip code.
The following table shows the median business size in the top ZIP codes in Maryland.
Median business size in the top Maryland ZIP Codes (2016)
| ZIP code | Total Employees |
|---|---|
| 20791 | 20-49 |
| 20899 | 20-49 |
| 21130 | 20-49 |
| 21528 | 20-49 |
| 21020 | 10-19 |
| 21031 | 10-19 |
| 21077 | 10-19 |
| 21235 | 10-19 |
| 21252 | 10-19 |
| 21922 | 10-19 |
| 20601 | 5-9 |
| 20602 | 5-9 |
| 20603 | 5-9 |
| 20608 | 5-9 |
| 20617 | 5-9 |
| 20619 | 5-9 |
| 20622 | 5-9 |
| 20650 | 5-9 |
| 20653 | 5-9 |
| 20677 | 5-9 |
| 20678 | 5-9 |
| 20686 | 5-9 |
| 20695 | 5-9 |
| 20701 | 5-9 |
| 20705 | 5-9 |
| 20706 | 5-9 |
| 20707 | 5-9 |
| 20716 | 5-9 |
| 20735 | 5-9 |
| 20742 | 5-9 |
| 20743 | 5-9 |
| 20745 | 5-9 |
| 20747 | 5-9 |
| 20751 | 5-9 |
| 20755 | 5-9 |
| 20763 | 5-9 |
| 20770 | 5-9 |
| 20771 | 5-9 |
| 20773 | 5-9 |
| 20774 | 5-9 |
| 20781 | 5-9 |
| 20785 | 5-9 |
| 20794 | 5-9 |
| 20859 | 5-9 |
| 20877 | 5-9 |
| 20879 | 5-9 |
| 20883 | 5-9 |
| 20889 | 5-9 |
| 20892 | 5-9 |
| 20894 | 5-9 |
| 21001 | 5-9 |
| 21005 | 5-9 |
| 21010 | 5-9 |
| 21017 | 5-9 |
| 21027 | 5-9 |
| 21030 | 5-9 |
| 21040 | 5-9 |
| 21045 | 5-9 |
| 21046 | 5-9 |
| 21054 | 5-9 |
| 21061 | 5-9 |
| 21075 | 5-9 |
| 21076 | 5-9 |
| 21090 | 5-9 |
| 21157 | 5-9 |
| 21162 | 5-9 |
| 21201 | 5-9 |
| 21202 | 5-9 |
| 21203 | 5-9 |
| 21220 | 5-9 |
| 21224 | 5-9 |
| 21226 | 5-9 |
| 21227 | 5-9 |
| 21230 | 5-9 |
| 21236 | 5-9 |
| 21237 | 5-9 |
| 21240 | 5-9 |
| 21244 | 5-9 |
| 21250 | 5-9 |
| 21285 | 5-9 |
| 21286 | 5-9 |
| 21287 | 5-9 |
| 21401 | 5-9 |
| 21402 | 5-9 |
| 21501 | 5-9 |
| 21502 | 5-9 |
| 21503 | 5-9 |
| 21520 | 5-9 |
| 21523 | 5-9 |
| 21538 | 5-9 |
| 21541 | 5-9 |
| 21543 | 5-9 |
| 21601 | 5-9 |
| 21613 | 5-9 |
| 21644 | 5-9 |
| 21658 | 5-9 |
| 21661 | 5-9 |
| 21701 | 5-9 |
| 21703 | 5-9 |
| 21704 | 5-9 |
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