1992 CENSUS OF AGRICULTURE HIGHLIGHTS OF AGRICULTURE: 1992 AND 1987 ALAMEDA COUNTY, CALIFORNIA Item ALL FARMS 1992 1987 Farms .........................number.. 482 692 Land in farms ..................acres.. 286 288 241 276 Average size of farm .......acres.. 594 349 Value of land and buildings@1: Average per farm .........dollars.. 1 469 272 814 179 Average per acre .........dollars.. 2 548 2 483 Estimated market value of all machinery and equipment@1 Average per farm .........dollars.. 35 211 27 493 Farms by size: 1 to 9 acres ........................ 138 234 10 to 49 acres ...................... 87 131 50 to 179 acres ..................... 118 160 180 to 499 acres .................... 60 90 500 to 999 acres .................... 40 34 1,000 acres or more ................. 39 43 Total cropland .................farms.. 296 451 acres.. 41 663 55 890 Harvested cropland ...........farms.. 181 276 acres.. 12 999 15 643 Irrigated land .................farms.. 119 174 acres.. 9 878 7 579 Market value of agricultural products sold................$1,000.. 42 695 53 652 Average per farm .........dollars.. 88 579 77 532 Crops, including nursery and greenhouse crops............$1,000.. 34 276 40 491 Livestock, poultry, and their products....................$1,000.. 8 419 13 161 Farms by value of sales: Less than $2,500 .................... 202 241 $2,500 to $4,999 .................... 76 106 $5,000 to $9,999 .................... 59 95 $10,000 to $24,999 .................. 51 112 $25,000 to $49,999 .................. 26 44 $50,000 to $99,999 .................. 15 30 $100,000 or more .................... 53 64 Total farm production expenses.$1,000.. 37 209 43 215 Average per farm .........dollars.. 77 198 62 270 Net cash return from agricultural sales for the farm unit.......farms.. 482 694 $1,000.. 5 052 10 270 Average per farm..........dollars.. 10 480 14 798 Operators by principal occupation: Farming ............................. 205 261 Other ............................... 277 431 Operators by days worked off farm: Any ................................. 273 441 200 days or more ................... 196 311 Livestock and poultry: Cattle and calves inventory...farms.. 237 352 number.. 27 213 34 123 Beef cows ..................farms.. 213 306 number.. 11 952 13 460 Milk cows ..................farms.. 12 13 number.. 60 25 Cattle and calves sold .......farms.. 226 340 number.. 11 965 22 953 Hogs and pigs inventory ......farms.. 19 37 number.. 142 (D) Hogs and pigs sold ...........farms.. 16 30 number.. 236 (D) Sheep and lambs inventory ....farms.. 41 67 number.. 1 047 1 211 Chickens 3 months old or older inventory.............farms.. 33 62 number.. (D) 1 425 Broilers and other meat-type chickens sold...............farms.. 3 4 number.. (D) 783 612 Selected crops harvested: Wheat for grain ..............farms.. 6 17 acres.. 1 233 1 815 bushels.. 56 693 82 177 Barley for grain..............farms.. 6 8 acres.. 638 217 bushels.. 27 495 9 623 Rice..........................farms.. 2 0 acres.. (D) 0 cwt.. (D) 0 Cotton .......................farms.. 0 0 acres.. 0 0 bales.. 0 0 Hay-alf, other, wild, silage..farms.. 71 84 acres.. 7 890 9 098 tons, dry.. 24 309 17 586 Vegetables harvested..........farms.. 16 18 acres.. 339 837 Land in orchards..............farms.. 62 95 acres.. 2 130 2 640 @1Data are based on a sample of farms. Legend: - Represents zero (D) Withheld to avoid disclosing data for individual farms (X) Not applicable (Z) Less than half the unit shown (NA) Not available Source: 1992 Census of Agriculture, Volume 1 Geographic Area Series, "Table 1. County Summary Highlights: 1992." This electronic series presents summary statistics for each county and state together with comparable data from the 1987 census. The items included are the same for all states and counties, except selected crops harvested, which vary by state. Data for 1992 and 1987 are directly comparable for acreage and inventories. Dollar values have not been adjusted for changes in price levels. You can obtain the Volume 1 Geographic Area Series from the Superintendent of Documents, U.S. Government Printing Office, Washington, D.C. 20402. If you have any questions concerning the data in this report or need additional information or order forms for agriculture publications, please call Agriculture Division, Bureau of the Census, at 1-800-523-3215. .