Barn Plans from Louisiana State University's AgCenter   Here's a small sampling of the dozens of free, instant download design plans and building details for barns and agricultural buildings available from LSU's Ag Center.

Barn and Agricultural Building Plans from the Canada Plan Service  High quality free downloadable plans for livestock and dairy barns, horse barns, greenhouses, poultry and small animal housing, fruit and grain storage buildings and more.

Pole Barn Plans from Cobb Lumber  Download free plans for a 51'x 53' Hay Barn structured on 6" diameter poles, a 32'x78' open Machinery Shed with an enclosed shop area and a 16'x52' open pole-frame Feeding Shed.

Free Pole Barn Plans from the MidWest Plan Service  Downloadable plans for utility storage barns and equipment shelters sponsored by the US Department of Agriculture.

Barn Designs from the Historic American Building Survey  These barns, which span three centuries, show some of the diversity of American vernacular design. You can view and print photos and measured drawings of floor plans, exterior elevations and construction details.

Barn Plans and Farm Building Plans from The University of Tennessee Extension Service  Free, instant download design plans for dozens of horse barns, pole barns, storage sheds, small animal shelters, greenhouses and equipment sheds.

Gambrel Roof Barn Plans from the Canada Plan Service  This ten page plan set for three different gambrel roof barn designs: 24' wide, 30' wide and 38' wide. These attractive all-purpose buildings have storage lofts and can be built at a variety of lengths. These plans are a great primer on how to build a sturdy and durable gable roof for any building.

Free Pole Barn Plans from the MidWest Plan Service  Downloadable plans for utility storage barns and equipment shelters sponsored by the US Department of Agriculture.

Wagon Barns from the Historic American Building Survey  Wagon barns were all purpose storage buildings usually located close to yesterday's houses. They sheltered carriages, work wagons, horses, fire wood, workshops, tools and just about anything else. They were the eighteenth and nineteenth century equals of today's garages.

Pole Barn Plans from the Canada Plan Service  Practical all-purpose pole barns in 30', 40', 50' and 60' widths, high side walls, truss roofs and a variety of lengths.