McDonough's housing market spans its historic in-town core and a broad ring of suburban development. Around the square, older streets feature historic ranch-style and Victorian homes with mature trees, while newer in-town communities such as The Registry at Olde Towne offer walkable, recently built housing near the downtown district. Beyond the center, established subdivisions and a growing inventory of newer single-family construction line the Interstate 75 corridor, with many communities offering spacious lots and family-oriented amenities. Woodlawn Park and similar developments provide contemporary homes near everyday retail. The market's character is defined by strong value relative to northern metro Atlanta, broad lot sizes, and a steady supply of new construction across multiple price points.

McDonough's neighborhoods divide between the historic center and the newer subdivisions surrounding it. The City Square district, immediately around the downtown square, offers walkable living with boutiques, restaurants, and events steps away, including newer in-town developments like The Registry at Olde Towne. Older in-town streets feature established homes with varied architecture and mature trees. Farther out, Woodlawn Park and other newer communities provide contemporary single-family homes near shopping and schools. The city's ZIP-code area also encompasses nearby unincorporated communities such as Ola, Kelleytown, and Flippen, extending the McDonough identity across a larger residential landscape. Together these areas offer a full spectrum from historic walkability to spacious new subdivisions.

McDonough's lifestyle centers on its historic square, a genuine community gathering place that hosts festivals, concerts, and seasonal events and is ringed by locally owned restaurants, boutiques, and cafes. That walkable in-town character is a rarity in Atlanta's southern suburbs and gives the city a distinct small-town feel despite its rapid growth. Family life revolves around parks, youth sports, and the Henry County school system, while Interstate 75 keeps Atlanta's employment, cultural, and airport access within about half an hour. The city balances established Southern character with steady new development, attracting families and commuters who want a defined downtown and a sense of place alongside metro convenience.

McDonough is served by Henry County Schools, a large public district headquartered in the city that enrolls more than 40,000 students across Henry County. The district operates a growing network of elementary, middle, and high schools, including several within the McDonough area, and has expanded rapidly alongside the county's residential growth. Families also have access to charter and private school options in the south-metro region. For higher education, institutions such as Clayton State University and community colleges are within commuting distance, and the full range of Atlanta-area universities is accessible along the Interstate 75 corridor.

McDonough is defined by its position on Interstate 75, which runs through the eastern side of the city and provides the primary route to Atlanta, roughly 30 miles to the north. Exit 222 serves the city and its commercial corridor, and State Highway 20 and U.S. Highway 23 provide additional regional connections. Hartsfield–Jackson Atlanta International Airport lies about 30 minutes to the northwest via I-75 and I-285. Most residents rely on private vehicles, and the city's location at the center of Henry County's growth corridor makes it a practical home base for commuters traveling to Atlanta, the airport, and the region's distribution and logistics employment centers.

Recreation in McDonough is anchored by its community parks and the historic square's events. Alexander Park, just north of downtown, offers lighted softball fields, an amphitheater, picnic pavilions, a playground, and a walking trail, serving as a hub for youth sports and community gatherings. Big Springs Park and Heritage Park add green space and neighborhood recreation within the city. The historic square hosts festivals, concerts, and seasonal events that form the social calendar. Beyond the city, the Chattahoochee River provides fishing and paddling, and state parks and outdoor destinations across the south-metro and North Georgia region are within a short drive.