Houseplans.com is one of the largest home plan services, offering over 20,000 designs from hundreds of US and Canadian architects and designers. They offer a fast, easy-to-use search system that allows you to find exactly the plan you want by style, size and options. They also offer unique Cost to Build reports on any of the designs. Select the plan your interested in, type in some information about your needs and your location, and you can order a detailed cost estimate before you order blueprints.

Houseplans.com has more than 200 different garage and workshop designs including unusual Craftsman-style, adobe, Cape Cod, RV garages and hillside garages. They have more than eighty garages with loft living space. Use their House Plans Quick Search box and select "Garages and Workshops" and "Garages with Living Space" to see all of the designs.