Washington County is home to a very diversified agricultural economy. In 2009, agricultural production in Washington County topped $4,106,865. Nursery and greenhouse crops accounted for about 50%; followed by grass and legumes 11%; berries 6%; tree fruits and nuts 5%; grain and hay 4%; vegetable and truck crops 2%.
Washington County is served by twelve OSU Extension area agricultural faculty based in several counties. A variety of educational programs are offered during the year for commercial growers and pesticide applicators. In addition to group educational programs and field research, Extension faculty spend time with commercial growers individually.
| Nicole Anderson | Commercial Grass & Legume Seeds, Grains, and Forages | 503-821-1127 |
| Nick Andrews | Small Farm Production, NWREC* | 503-678-1264 x 149 |
| Dairy Production, Tillamook County Extension | 503-842-3433 | |
| Gordy Vanderzanden | Seed Certification Aide | 503-821-1150 |
| Diane Kaufman | Commercial Berries, NWREC* | 503-678-1264 x 123 |
| Consumer Horticulture and Metro Master Gardeners | 503-650-3124 | |
| Commercial Vegetable Production, NWREC* | 503-678-1264 x 125 | |
| Commercial Tree Fruits and Nuts | 503-434-7517 | |
| Livestock and Forage Education | 503-623-8395 | |
| Commercial Nursery Crops, NWREC* | 503-678-1264 x 122 | |
| Commercial Pest Management, NWREC* | 503-678-1264 x 133 | |
| Commercial Blueberry Production, NWREC* | 503-678-1264 x 126 |
*North Willamette Research & Extension Center near Aurora