San Juan, Puerto Rico

• A U.S. Census Bureau American Community Survey for 2005 to 2009 estimates that 98.2 percent of this city's residents identify themselves as either Hispanic or Latino. Moreover, 94.3 percent of the population has spoken a language other than English at home over the past few years, including Spanish.
  
  

Miami, Florida

• According to the U.S. Census Bureau, 68.2 percent of this city's population is of Spanish, Hispanic or Latino origin as of 2009. In addition, the U.S. Census reports that 76.1 percent of all residents in the Miami area speak Spanish or some other language rather than English as of 2009.
  
  

San Antonio, Texas

• By the end of the first decade of the new millennium, the U.S. Census Bureau estimated that 61.2 percent of this city's cultural mosaic is of Spanish, Hispanic or Latin American lineage. Furthermore, 45.8 percent of this demographic speak their native south-of-the-border tongue as of 2009.
  
  

El Paso, Texas

• Immediately bordering Juarez Ciudad, Mexico, this city has a robust native and foreign-born population of Spanish speakers. As of 2006, 45.36 of the native population of El Paso speak Spanish, whereas 10.8 percent of naturalized citizens and 15.63 percent of non-U.S. citizens speak Spanish.
  
  

Houston, Texas

• The largest city in the State of Texas harbors an estimated 907,974 Hispanic or Latino residents, which makes up 41.4 percent of the city's total population as of 2009. Even more significant is the 44.6 percent of persons who speak Spanish or some other language rather than English at home as of 2009.
  
  

Los Angeles, California

• 2,096,757 residents, or 59.7 percent of the total population, speak Spanish or other foreign languages at home in the "City of Angels" as of 2009. Also, Hispanics or Latinos make up close to 50 percent of the city's diverse, multi-ethnic background as of 2009.