1. California: With approximately 10.7 million Spanish speakers.
2. Texas: Home to about 5.3 million Spanish speakers.
3. Florida: Has a Spanish-speaking population of around 3.8 million.
4. New York: With approximately 2.1 million Spanish speakers.
5. Illinois: Has a Spanish-speaking population of about 1.4 million.
It's important to note that these figures represent those who self-identified as speaking Spanish at home, and may not reflect the full extent of Spanish speakers in these states.