The invention discloses a big-data sheepfold based on nine rectangle grids. The big-data sheepfold comprises a nine-rectangle-grid sheepfold and a big-data module, wherein the big-data module comprises a centralized processing system and an information acquisition module; the information acquisition module comprises a locator, an intelligent counter and an automatic weighing system; the nine-rectangle-grid sheepfold comprises a fence and stand columns; the fence comprises a fixed fence and steering bars; the stand columns comprise fixed stand columns and rotating stand columns; the fixed fenceis fixed by the fixed stand columns; the nine-rectangle-grid sheepfold defined by the fixed fence is of a square shape; and the sheepfold is divided into nine equal-size rectangle grids according toa nine-rectangle-grid shape. According to the invention, through controlling of rotating opening and closing of different steering bars, sheep can be rushed into any one or more rectangle grids; meanwhile, through application of the big-data module provided by the invention, the big-data sheepfold can acquire information like source, variety, sex, quantity and average weight of sheep in a live sheep trading pit, a slaughterhouse and a fattening farm, and is convenient for a worker in a sheep farm to do the works like prevention and treatment, grouping, lairaging and marketing, health-caring, trading and slaughtering for the sheep.