Total population (1990 census): 100374
County seat: Wailuku
CropSELECT
Cereals, Pseudocereals, Oilseeds
Industrial, Fiber
Forages
Vegetables
Small Fruits
Tree Fruits and Nuts
Herb, Aromatic, Medicinal, and Bioactive
| Forages | Farms | Acres | Yield | |
| Alfalfa Hay | 1 | D | D | |
| Vegetables | Farms | Acres | Yield | |
| Asparagus | 6 | D | ||
| Snap Beans | 28 | 37 | ||
| Broccoli | 6 | 34 | ||
| Chinese Cabbage | 13 | 94 | ||
| Head Cabbage | 24 | 328 | ||
| Mustard Cabbage | 6 | 6 | ||
| Carrots | 3 | D | ||
| Cauliflower | 3 | D | ||
| Celery | 3 | D | ||
| Chinese Peas | 11 | 5 | ||
| Cucumbers and Pickles | 15 | 164 | ||
| Daikon | 11 | 27 | ||
| Eggplant | 23 | 19 | ||
| Herbs, Fresh Cut | 23 | 39 | ||
| Lettuce and Romaine | 31 | 153 | ||
| Dry Onions | 54 | 234 | ||
| Green Onions | 20 | 23 | ||
| Okra | 3 | D | ||
| Parsley | 9 | 12 | ||
| Sweet Peppers | 6 | 6 | ||
| Potatoes | 4 | 11 | D | |
| Sweetpotatoes | 10 | 129 | 31249 bu | |
| Pumpkins | 4 | 2 | ||
| Radishes | 3 | D | ||
| Spinach | 4 | 4 | ||
| Squash | 18 | 45 | ||
| Sweet Corn | 30 | 84 | ||
| Tomatoes | 17 | D | ||
| Turnips | 1 | D | ||
| Watermelons | 4 | 4 | ||
| Other Vegetables | 25 | 41 | ||
| Fruits and Nuts | Farms | Acres | Yield | |
| Avocados | 121 | 114 | 5127 trees | |
| Bananas | 159 | 211 | 80069 trees | |
| Coffee (Parchment) | 29 | D | D | |
| Guavas | 29 | D | D | |
| Mangoes | 40 | 40 | 1375 trees | |
| Papayas | 84 | D | 67348 | |
| Passion Fruit | 28 | 5 | 487 trees | |
| Persimmons | 16 | 18 | 1220 trees | |
| Plums and Prunes | 8 | D | 89 trees | |
| Grapefruit | 7 | D | D | |
| Lemons | 10 | 8 | D | |
| Limes | 57 | 20 | 1581 trees | |
| Oranges | 64 | 34 | 2428 trees | |
| Other Tangerines | 38 | 13 | 818 trees | |
| Macadamia Nuts | 52 | D | D | |
| Other Nuts | 6 | 12 | 343 trees | |
| Other Crops | Farms | Acres | Yield | |
| Ginger Root | 8 | D | D | |
| Pineapples Harvested | 9 | D | D | |
| Pineapples Not Harvested | 3 | D | X | |
| Sugarcane for Sugar | 4 | D | D | |
| Taro | 40 | 94 | 841442 lbs | |
| Other | 5 | D | 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 | 254 | 865786 | 653 | 9401 |
| Nursery, Floriculture Vegetable and Flower Seed Crops | 152 | X | 451 | X |
| Floriculture Crops | 209 | 695586 | 516 | 7412 |
| Bedding and Garden Plants | 17 | 24320 | 6 | D |
| Cut Flowers and Cut Florist Greens | 147 | 329690 | 451 | 4663 |
| Foliage Plants | 38 | 84400 | 44 | D |
| Potted Flowering Plants | 37 | 257176 | 16 | 1520 |
| Cut Christmas Trees Harvested | 5 | X | D | D |
| Mushrooms | 1 | D | X | D |
| Nursery Crops | 50 | 36015 | 77 | 1427 |
| Greenhouse Vegetables | 7 | 127915 | X | D |
| Other Nursery and Greenhouse Crops | 7 | D | D | 64 |
*Alfalfa, grass silage, green chops etc.
D=Withheld to avoid disclosing data for individual farms.
X=Not applicable.