Spanish language in the United States

The Spanish language in the United States has forty-five million Hispanic and Latino Americans that speak Spanish as their first, second or heritage language, and there are six million Spanish language students in the United States. making it the second most spoken language of the United States. With over 50 million native speakers and second language speakers, the United States now has the second largest Spanish-speaking population in the world after Mexico, although it is not an official language of the country. Spanish is the most studied foreign language in United States schools and is spoken as a native tongue by 41 million people, plus an additional 11 million fluent second-language speakers. About half of all American Spanish speakers also assessed themselves as speaking English ``very well'' in the 2000 U.S. Census. The United States is among the Spanish-speaking countries that has its own Academy of the Spanish Language.

Question: is spanish a second language in united states
Answer: no