What is Mixed-Use? Zoning Definition

Mixed-use refers to development that blends multiple types of land uses, most commonly residential and commercial, within a single building, parcel, or defined area. A classic example is a building with retail shops on the ground floor and apartments on the upper floors. Mixed-use can also combine office, entertainment, civic, and residential functions within a larger development or district.

Traditional zoning in the United States has historically separated land uses into distinct single-purpose districts. Mixed-use zoning represents a shift away from that approach, recognizing that combining uses can create more walkable neighborhoods, reduce dependence on cars, and support local economic activity. Many cities have adopted mixed-use zoning districts or overlay zones to encourage this type of development, particularly in downtown areas, transit corridors, and redevelopment zones.

Mixed-use projects can take several forms. Vertical mixed-use places different uses on different floors of the same building. Horizontal mixed-use arranges different single-use buildings on the same site or block. Some jurisdictions also designate entire neighborhoods as mixed-use districts where a variety of compatible uses are permitted side by side. The specific mix of uses allowed and the design standards that apply depend on the local zoning ordinance.

If you are considering a mixed-use project, pay close attention to the zoning requirements for each component. Parking ratios, setbacks, building height, and density standards may differ for the residential and commercial portions. Some jurisdictions offer incentives such as density bonuses or reduced parking requirements for mixed-use projects that meet certain criteria, such as including affordable housing units.