Hillsborough's housing stock spans several eras. The township retains older single-family homes near its established village centers, mid-century ranch and split-level houses, and a significant inventory of newer subdivisions built as Somerset County suburbanized. Farther from the main corridors, semi-rural areas offer larger lots and older farmhouses, particularly toward the Sourland Mountain ridge. The dominant pattern is the detached single-family home with a yard, and the community has relatively little high-density development, reflecting its exurban, open-space-oriented character.

Hillsborough spreads across a range of settings rather than a single town center. Established neighborhoods cluster around the township's older village areas, while newer planned subdivisions line the residential streets built over recent decades. Toward the Sourland Mountain ridge and the township's rural edges, homes sit on larger, sometimes multi-acre lots with a more country feel. Duke Farms and the preserved open space sit near the heart of the township, and the commercial corridors along Route 206 anchor everyday services for the surrounding neighborhoods.

Hillsborough's lifestyle is defined by open space and family amenities. Duke Farms provides miles of trails, gardens, and nature programs essentially in residents' backyards, while the Sourland Mountain Preserve offers rugged hiking and wildlife watching along the township's western ridge. The municipal park system adds ballfields, playgrounds, and community events, and the township's schools anchor civic life. Dining and entertainment concentrate in nearby Somerville's downtown and the Bridgewater commercial corridor, with Princeton University and Rutgers University within easy reach for cultural and educational offerings. It is a community geared to families, outdoor recreation, and a quieter, more spacious suburban rhythm.

Hillsborough is served by the Hillsborough Township School District, a comprehensive public system that receives strong marks from families and independent raters, including an A grade on Niche with particular strengths in teacher quality, athletics, and diversity. The district operates elementary, middle, and high school campuses serving the township's student population and is a central reason many households choose the area. The township's proximity to Princeton and Rutgers also places higher education and their associated resources within easy reach.

Hillsborough is connected to the region primarily by road. Route 206 runs through the township and provides quick links to Route 22 and Interstate 287, opening access to employment centers in Bridgewater, Somerville, and across Somerset County. For rail commuters, NJ Transit's Raritan Valley Line stops in the nearby boroughs of Somerville and Raritan, with peak door-to-door trips to Midtown Manhattan typically running 75 to 90 minutes. Local bus service and park-and-ride options supplement the rail connection, and a private vehicle is standard for most daily errands and activities.

Open space is Hillsborough's defining recreational asset. Duke Farms offers 2,700 acres of walking and biking trails, gardens, and wildlife habitat, along with ongoing environmental programs, while the Sourland Mountain Preserve provides more rugged hiking, birding, and bouldering terrain along the township's western edge. The municipal park system adds athletic fields, playgrounds, and community gathering spaces for organized sports and events. For residents, recreation is largely local and nature-focused, with the trails and preserves of Somerset County and the Delaware and Raritan Canal region within a short drive.