There were 694 total businesses in the area, with 111 health care and social assistance businesses (16%) accounting for the largest proportion of these businesses. 420 businesses (60.5%) had fewer than five employees, and none 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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