A farm is never just a single structure, and the most common buildings required for the raising of livestock and the production of produce include a general purpose barn, hay storage, a dairy barn, a machine shed, a poultry house, and a greenhouse.
Building a farm is not a "DIY" project, and several contractors will be necessary for the job (concrete, carpentry, electrical, well drilling, etc.).
To construct a farm the typical costs will include:
Cost to build a farm varies greatly by region (and even by zip code). To get free estimates from local contractors, please indicate yours.