 In Florida population density ranges include 0 to 24 rats per hectare in sand pine scrub, 2 to 47 rats per hectare in pine flatwoods, and 27 to 94 rats per hectare in tropical hammock.In Kansas
hispid cotton rat density ranges were 0.2 to 21 rats per hectare in grassland; the highest estimated density was 65.4 hispid cotton rats per hectare in favored habitat.In a study of the effects of habitat patchiness on movement, hispid cotton rats preferred only the largest patches which were by 330 feet (50×100 m).