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| Metropolitan Area of the Valley of Mexico | |
|---|---|
| Name | Metropolitan Area of the Valley of Mexico |
| Settlement type | Metropolitan area |
| Subdivision type | Country |
| Subdivision name | Mexico |
| Subdivision type1 | States |
| Subdivision name1 | Mexico City, State of Mexico, Hidalgo |
Metropolitan Area of the Valley of Mexico is the large urban agglomeration centered on Mexico City occupying the highland basin known as the Valley of Mexico. It comprises contiguous municipalities of Mexico City (CDMX), much of the State of Mexico, and parts of Hidalgo, forming one of the largest metropolitan regions in the Americas. The area is a focal point for Aztec Empire legacy, Spanish conquest of the Aztec Empire, and modernizing projects from the Porfiriato through the Mexican Revolution to contemporary national planning.
The Valley of Mexico is a closed endorheic basin surrounded by the Sierra Nevada (Mexico), Nevado de Toluca, Sierra de las Cruces, and Sierra de Guadalupe ranges, with elevations between the Valley of Mexico lakebed and summits such as Pico de Orizaba visible on clear days. The metropolitan footprint includes boroughs like Cuauhtémoc, Mexico City, Benito Juárez, Mexico City, and municipalities including Ecatepec de Morelos, Nezahualcóyotl, Tlalnepantla de Baz, Naucalpan de Juárez, Toluca de Lerdo, and Pachuca de Soto in peripheral interpretations. Boundaries are defined variably by institutions such as the National Institute of Statistics and Geography (INEGI), the Metropolitan Commission of the Valley of Mexico, and regional plans like the Programa para el Desarrollo Metropolitano.
Pre-Hispanic settlement includes Tenochtitlan, the capital of the Triple Alliance, with hydrological engineering exemplified by the Chinampa system and the Dike of Nezahualcóyotl. The Spanish conquest of the Aztec Empire led to drainage projects under Viceroyalty of New Spain authorities and later imperial and republican interventions. Nineteenth-century expansion accelerated after the War of the Reform and French intervention in Mexico, while the Porfiriato promoted infrastructure such as the Ferrocarril Mexicano. Twentieth-century urbanization surged during the Mexican Revolution aftermath and the Mexican Miracle, with migration from states like Oaxaca, Puebla, Guerrero, Michoacán, and Chiapas. Major events shaping development include the 1985 Mexico City earthquake, which influenced building codes, and the hosting of the 1968 Summer Olympics and 1970 FIFA World Cup, prompting urban works by figures like Mario Pani and Luis Barragán.
The metropolitan area has a diverse populace with mestizo, indigenous, and immigrant communities from places such as Spain, United States, China, and Lebanon. Population growth patterns show suburbanization into municipalities like Cuautitlán Izcalli and Atizapán de Zaragoza, with informal settlements such as Barrio de Tepito-adjacent neighborhoods and planned satellite cities like Ciudad Satélite. Socioeconomic stratification is evident across zones including affluent areas in Polanco and Santa Fe, Mexico City versus lower-income zones in Iztapalapa and Chimalhuacán. Census operations by INEGI and studies by the Secretaría de Desarrollo Agrario, Territorial y Urbano (SEDATU) document fertility decline, aging trends, and internal migration flows.
The Valley is Mexico’s principal economic engine, hosting headquarters for corporations like Pemex, Grupo Bimbo, América Móvil, and financial institutions on Paseo de la Reforma. Sectors include manufacturing in Toluca, maquiladora-linked production in Tultitlán, services concentrated in Polanco and the Historic center of Mexico City, and a large informal sector in markets such as La Merced and Mercado de Sonora. The area contains industrial parks like Parque Industrial Toluca and logistics hubs tied to Benito Juárez International Airport and the Central de Abasto. Trade agreements including North American Free Trade Agreement and its successor United States–Mexico–Canada Agreement have affected export-oriented industries.
Transport infrastructure includes the Mexico City Metro, the Ferrocarril Suburbano, the Mexibús and Metrobús bus rapid transit systems, and major highways such as Mexico Federal Highway 57 and Mexico Federal Highway 95. Air connectivity centers on Benito Juárez International Airport and the former Texcoco Airport project controversies involving Aeropuerto Internacional de la Ciudad de México (NAICM). Rail freight uses corridors to ports like Veracruz and Lázaro Cárdenas, and the region has urban projects like the Line 12 (Mexico City Metro) and initiatives by the Secretaría de Comunicaciones y Transportes. Cycling infrastructure includes routes in Coyoacán and bike-share systems like EcoBici.
Environmental challenges stem from historic drainage of the Lake Texcoco, groundwater overexploitation causing land subsidence in Mexico City (CDMX), and contamination affecting the Río de la Compañía and Río Tula basins. Air pollution episodes involve ozone and particulate matter monitored by the Sistema de Monitoreo Atmosférico de la Ciudad de México and the national PROAIRE programs, with mitigation efforts like vehicle emissions inspections and promotion of Vectores de movilidad limpia and green spaces including Chapultepec Park and Desierto de los Leones National Park. Climate impacts intersect with heat island effects on boroughs such as Iztacalco and flooding risks in low-lying areas.
Metropolitan governance involves coordination among entities such as the Government of Mexico City, the Government of the State of Mexico, municipal councils, and interjurisdictional bodies like the Metropolitan Commission of the Valley of Mexico and the Consejo de la Cuenca Metropolitana del Valle de México. Planning instruments include municipal zoning, the Plan de Desarrollo Urbano of Mexico City, and federal programs administered by SEDATU and the Secretaría Medio Ambiente y Recursos Naturales (SEMARNAT). Policies address housing in programs with Instituto del Fondo Nacional de la Vivienda para los Trabajadores (INFONAVIT), public transport integration, and disaster risk reduction aligning with standards from the National Center for Disaster Prevention (CENAPRED).
Category:Metropolitan areas of Mexico Category:Geography of Mexico City