Winter goat shelter to keep your goats warm a goat house doesn�t have to be fancy, but a good winter goat shelter will keep your herd safe and happy through the coldest months of the year. by. Dimensions: consider the height and width of the shelter. goats need to have 10 to 15 square feet of housing if they also have an outdoor area. goats need to have 10 to 15 square feet of housing if they also have an outdoor area.. Finally, part three of goat keeping 101, shelter and bedding. as always, life on the farm is never dull and getting side tracked is just part of being a farmer..