Total population (1990 census): 388222
County seat: Santa Rosa
CropSELECT
Cereals, Pseudocereals, Oilseeds
Industrial, Fiber
Forages
Vegetables
Small Fruits
Tree Fruits and Nuts
Herb, Aromatic, Medicinal, and Bioactive
| Cereals | Farms | Acres | Yield | |
| Wheat for Grain, Total | 3 | D | D | |
| Oats | 5 | 814 | 43266 bu | |
| Grain Legumes | Farms | Acres | Yield | |
| Dry Edible Beans | 3 | 5 | 46 cwt | |
| Forages | Farms | Acres | Yield | |
| Total Hay* | 166 | 26565 | 65715 tons, dry | |
| Alfalfa Hay | 5 | 65 | 130 tons, dry | |
| Small Grain Hay | 76 | 11841 | 22405 tons, dry | |
| Tame Hay | 18 | 1811 | 8282 tons, dry | |
| Wild Hay | 51 | 3722 | 8494 tons dry | |
| Grass Silage | 48 | 9126 | 79214 tons, grn | |
| Corn for Silage | 10 | 788 | 14349 tons, grn | |
| Vegetables | Farms | Acres | Yield | |
| Snap Bean | 16 | 6 | ||
| Beets | 17 | 23 | ||
| Broccoli | 16 | 20 | ||
| Head Cabbage | 15 | 15 | ||
| Cantaloupes | 24 | 128 | ||
| Carrots | 19 | 8 | ||
| Cauliflower | 3 | D | ||
| Celery | 4 | 1 | ||
| Chinese Peas | 3 | 1 | ||
| Cucumbers & Pickles | 27 | 44 | ||
| Eggplant | 11 | 2 | ||
| Endive | 3 | D | ||
| Garlic | 20 | 9 | ||
| Herbs, Fresh Cut | 16 | D | ||
| Kale | 4 | 1 | ||
| Lettuce and Romaine | 57 | 394 | ||
| Dry Onions | 20 | 26 | ||
| Green Onions | 13 | 30 | ||
| Hot Peppers | 18 | 41 | ||
| Sweet Peppers | 35 | 28 | ||
| Potatoes | 20 | 38 | 8427 cwt | |
| Pumpkins | 33 | 134 | ||
| Radishes | 8 | 7 | ||
| Spinach | 6 | D | ||
| Squash | 55 | 535 | ||
| Sweet Corn | 24 | 57 | ||
| Tomatoes | 81 | 83 | ||
| Turnips | 3 | Z | ||
| Mixed Vegetables | 21 | 68 | ||
| Watermelons | 9 | 6 | ||
| Other Vegetables | 45 | 192 | ||
| Fruits and Nuts | Farms | Acres | Yield | |
| Apples | 310 | 4153 | 398819 trees | |
| Apricots | 15 | D | D | |
| Cherries, Total | 11 | 9 | 613 trees | |
| Sweet Cherries | 9 | D | D | |
| Dates | 2 | D | D | |
| Figs | 12 | 2 | 105 trees | |
| Grapes | 1092 | 44806 | 27147594 vines | |
| Kiwifruit | 6 | 3 | 445 trees | |
| Nectarines | 9 | 3 | 182 trees | |
| Olives | 16 | 64 | 5945 trees | |
| Peaches | 38 | 32 | 5076 trees | |
| Pears | 56 | 68 | 9207 trees | |
| Persimmons | 21 | 5 | 391 trees | |
| Plums and Prunes | 56 | 545 | 51554 trees | |
| Other Non-Citrus Fruits | 5 | 2 | 238 trees | |
| Lemons | 5 | 10 | 1590 trees | |
| Oranges | 4 | D | D | |
| Almonds | 4 | D | D | |
| English Walnuts | 57 | 339 | 11519 in shell | |
| Other Nuts | 12 | 31 | 1951 in shell | |
| Blackberries | 15 | 10 | 18663 lbs | |
| Tame Blueberries | 6 | 15 | 65575 lbs | |
| Boysenberries | 5 | 4 | 5150 lbs | |
| Raspberries | 16 | 13 | 16812 lbs | |
| Strawberries | 23 | 24 | 185100 lbs | |
| Other Crops | Farms | Acres | Yield | |
| Herbs, Total | 16 | D | X | |
| Other | 7 | 43 | X | |
| Nursery and Greenhouse Crops, Cut Christmas Trees Harvested, Mushrooms, and Sod Grown for Sale | Farms | Sq. ft. under glass or other protection | Acres in the open | Sales ($1,000) |
| Nursery and Greenhouse Crops | 247 | 3015475 | 852 | 57605 |
| Nursery, Floriculture Vegetable and Flower Seed Crops | 155 | X | 678 | X |
| Floriculture Crops | 132 | 1301727 | 182 | 15133 |
| Bedding and Garden Plants | 55 | 364329 | 51 | 7894 |
| Cut Flowers and Cut Florist Greens | 58 | D | 120 | 2978 |
| Foliage Plants | 8 | D | D | 2574 |
| Potted Flowering Plants | 26 | 331890 | D | 1687 |
| Bulbs, Corms, Rhizomes, and Tubers | 7 | D | 2 | 77 |
| Cut Christmas Trees Harvested | 35 | X | 196 | 531 |
| Mushrooms | 5 | D | X | D |
| Nursery Crops | 62 | 441911 | 258 | 27524 |
| Vegetable and Flower Seeds | 6 | D | D | D |
| Greenhouse Vegetables | 11 | 84156 | X | 619 |
| Other Nursery and Greenhouse Crops | 27 | 285348 | 60 | 4360 |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.
Z=Less than half of the unit shown.