There were 1,548 total businesses in the area, with 391 professional, scientific and technical services businesses (25.3%) accounting for the largest proportion of these businesses. 761 businesses (49.2%) had fewer than five employees, and 12 (0.8%) had 250 or more.
The ZIP code with the largest median business size was 99345. The median business size in 99345 was between 50 and 99 employees.
The following table shows the median business size in the top ZIP codes in Washington.
Median business size in the top Washington ZIP Codes (2016)
| ZIP code | Total Employees |
|---|---|
| 99345 | 50-99 |
| 98158 | 10-19 |
| 98415 | 10-19 |
| 98939 | 10-19 |
| 99211 | 10-19 |
| 99363 | 10-19 |
| 98001 | 5-9 |
| 98032 | 5-9 |
| 98047 | 5-9 |
| 98050 | 5-9 |
| 98052 | 5-9 |
| 98055 | 5-9 |
| 98057 | 5-9 |
| 98101 | 5-9 |
| 98108 | 5-9 |
| 98114 | 5-9 |
| 98134 | 5-9 |
| 98161 | 5-9 |
| 98164 | 5-9 |
| 98168 | 5-9 |
| 98181 | 5-9 |
| 98188 | 5-9 |
| 98191 | 5-9 |
| 98201 | 5-9 |
| 98233 | 5-9 |
| 98255 | 5-9 |
| 98263 | 5-9 |
| 98271 | 5-9 |
| 98278 | 5-9 |
| 98287 | 5-9 |
| 98293 | 5-9 |
| 98315 | 5-9 |
| 98327 | 5-9 |
| 98337 | 5-9 |
| 98345 | 5-9 |
| 98373 | 5-9 |
| 98383 | 5-9 |
| 98390 | 5-9 |
| 98401 | 5-9 |
| 98405 | 5-9 |
| 98409 | 5-9 |
| 98421 | 5-9 |
| 98424 | 5-9 |
| 98499 | 5-9 |
| 98503 | 5-9 |
| 98505 | 5-9 |
| 98511 | 5-9 |
| 98516 | 5-9 |
| 98522 | 5-9 |
| 98632 | 5-9 |
| 98661 | 5-9 |
| 98662 | 5-9 |
| 98666 | 5-9 |
| 98670 | 5-9 |
| 98673 | 5-9 |
| 98901 | 5-9 |
| 98902 | 5-9 |
| 98903 | 5-9 |
| 98909 | 5-9 |
| 98934 | 5-9 |
| 98944 | 5-9 |
| 99001 | 5-9 |
| 99014 | 5-9 |
| 99116 | 5-9 |
| 99138 | 5-9 |
| 99155 | 5-9 |
| 99163 | 5-9 |
| 99201 | 5-9 |
| 99202 | 5-9 |
| 99204 | 5-9 |
| 99207 | 5-9 |
| 99212 | 5-9 |
| 99216 | 5-9 |
| 99218 | 5-9 |
| 99219 | 5-9 |
| 99220 | 5-9 |
| 99251 | 5-9 |
| 99258 | 5-9 |
| 99260 | 5-9 |
| 99302 | 5-9 |
| 99330 | 5-9 |
| 99336 | 5-9 |
| 99343 | 5-9 |
| 99346 | 5-9 |
| 99352 | 5-9 |
| 98002 | 1-4 |
| 98003 | 1-4 |
| 98004 | 1-4 |
| 98005 | 1-4 |
| 98006 | 1-4 |
| 98007 | 1-4 |
| 98008 | 1-4 |
| 98009 | 1-4 |
| 98010 | 1-4 |
| 98011 | 1-4 |
| 98012 | 1-4 |
| 98013 | 1-4 |
| 98014 | 1-4 |
| 98015 | 1-4 |
| 98019 | 1-4 |
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