The minimum size I’d make a detached garage is 26 feet deep by 38 feet wide. You’re lucky that you have unlimited space, a substantial budget and a nice flat spot to build.

Many detached garages have a tiny second-floor attic or loft space, Rill says. Even if its ceiling is low, that space can become a furnished clubhouse for younger kids, a place to practice musical ...

I’m about to build a large detached garage. The plans call for a 10-inch-thick by 20-inch-wide poured concrete footing with two ½-inch steel bars that run continuously in the concrete.