Urban planning in the United States

Urban planning in the United States
Name	Urban planning in the United States
Established	19th century
Jurisdiction	United States

Contents

Urban planning in the United States is the practice of designing, regulating, and managing land use, infrastructure, and urban growth across American cities and regions. It integrates influences from figures such as Frederick Law Olmsted, Daniel Burnham, Jane Jacobs, Le Corbusier and institutions like the United States Department of Housing and Urban Development, National Park Service, and American Institute of Architects. The field intersects with statutes such as the Homestead Act and the Interstate Highway Act, and has evolved through movements represented by the City Beautiful movement, the Garden City movement, and the New Urbanism coalition.

History

Urban planning in the United States traces roots to 19th‑century interventions such as Central Park designed by Frederick Law Olmsted and Calvert Vaux, and civic masterplans like the 1909 Plan of Chicago by Daniel Burnham. The Progressive Era saw reformers associated with the City Beautiful movement and agencies like the National Municipal League promote municipal improvements, while Ebenezer Howard's Garden City movement influenced suburbanization alongside developers active in Levittown. Twentieth‑century expansions were shaped by the Interstate Highway Act and federal programs under the New Deal, including projects executed by the Works Progress Administration and policy instruments from the Federal Housing Administration. Postwar policies produced suburbs exemplified by Los Angeles sprawl and Phoenix growth, prompting critiques from activists including Jane Jacobs and planners linked to Regional Plan Association. Late‑20th and early‑21st century shifts involve sustainability initiatives inspired by Rachel Carson and governance experiments in Portland, Oregon and the Copenhagenize movement-influenced bike planning, alongside smart growth promoted by organizations like the Environmental Protection Agency and Congress for the New Urbanism.

Planning authority operates through statutory frameworks such as state enabling acts and landmark legislation like the Homestead Act and federal interstate statutes including the Interstate Highway Act. Municipal zoning systems derive from rulings exemplified by Village of Euclid v. Ambler Realty Co. and are administered via agencies including city planning departments, metropolitan planning organizations such as the Metropolitan Transportation Commission (San Francisco Bay Area), and regional councils like the Northeast Corridor Commission. Housing policy links to federal entities such as the United States Department of Housing and Urban Development and programs like the Section 8 housing choice voucher program, while environmental review processes reference statutes enforced by the Environmental Protection Agency and litigation in courts including the United States Supreme Court. Land conservation instruments include transfer mechanisms utilized by Nature Conservancy and protections established by the National Historic Preservation Act executed through the National Park Service.

Practitioners use approaches rooted in traditions from the City Beautiful movement, New Urbanism, and Landscape Architecture pioneered by Frederick Law Olmsted. Tools include comprehensive plans modeled after the 1909 Plan of Chicago, zoning codes evolved from patterns litigated in Village of Euclid v. Ambler Realty Co., environmental impact assessments influenced by litigation under statutes administered by the Environmental Protection Agency, and transportation modeling developed with techniques used by agencies like the Federal Highway Administration and metropolitan planning organizations such as the Southern California Association of Governments. Engagement methodologies reference community organizing strategies employed by activists in Jane Jacobs’s critiques and participatory planning models seen in Portland, Oregon and projects by the United States Department of Housing and Urban Development. Design paradigms incorporate transit‑oriented development promoted by the Federal Transit Administration and form‑based codes advocated by members of the Congress for the New Urbanism.

Contemporary challenges include housing affordability debates involving policy actors like the United States Department of Housing and Urban Development and local authorities in cities such as New York City, San Francisco, and Seattle; transportation equity issues addressed by the Federal Transit Administration and regional bodies like the Metropolitan Transportation Authority (New York); climate resilience planning prompted by events such as Hurricane Katrina and policy responses linked to the National Oceanic and Atmospheric Administration; and racial segregation legacies rooted in redlining cases litigated under statutes and challenged by organizations like the National Fair Housing Alliance. Other contested domains include eminent domain disputes typified by cases like Kelo v. City of New London, historic preservation conflicts involving the National Trust for Historic Preservation, and infrastructure financing models debated in forums attended by the Brookings Institution and the Urban Institute.

Regional models illustrate diversity: the regionalist approaches of the Regional Plan Association in the Northeast megalopolis contrast with the car‑oriented development in Los Angeles and the water‑sensitive urbanism of Miami. City case studies include Chicago’s implementation of the 1909 Plan of Chicago, Boston’s Big Dig project involving the Federal Highway Administration, Portland, Oregon’s land use regulation enabled by state statutes like Oregon’s statewide planning goals, New York City’s rezonings and inclusionary housing programs administered by the New York City Department of City Planning, and Detroit’s postindustrial revitalization efforts involving partnerships with actors such as the Kresge Foundation and nonprofit groups like Detroit Future City.

Professionalization is represented by organizations including the American Planning Association, the American Institute of Certified Planners, and design bodies such as the American Institute of Architects. Academic programs are found at institutions like the Massachusetts Institute of Technology, the University of California, Berkeley, Columbia University, University of Pennsylvania, and the University of Michigan offering degrees in City and Regional Planning and Urban Design. Certification and accreditation are overseen by entities including the Planning Accreditation Board and professional examination processes administered through the American Planning Association and affiliated chapters.