A calming blue tiled room inside the renovated Bolton Carriage House. Small, feminine accents like these mirrors make up the bulk of the Bolton Carriage House's decor.

By then, carriage house-style doors had long been replaced by sectional overhead doors, and single-car garages exploded in size.

Coach House Garages is a 40-year-old company that was founded in 1973 by an Amish carpenter. Since then, the firm has built more than 22,000 garages in four states.