Meritus Homes offers its Cavanaugh floor plan, which includes a first-floor master bedroom, at Ravenna of Long Grove or on an infill lot of the buyer’s choice.

Two children's rooms are found on the second floor, with a two-sink bathroom in between. In the rooftop extension, a master bedroom with en-suite has access to two separate terraces on either side.

A first-floor master suite is popular in some parts of the country, such as Texas. But in the D.C. area, they’re less common except in active-adult communities where the houses are built for ...