Each US state has its own age of consent. Currently state laws set the age of consent at 16, 17 or 18. The most common age is 16 (more than half of the states have this age limit), however the five most populous states all have a higher age of consent (California-18, Texas-17, New York-17, Florida-18 and Illinois-17).
age of consent 16: Alabama, Alaska, Arkansas, Connecticut, District of Columbia, Georgia, Hawaii, Indiana, Iowa, Kansas, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Montana, Nevada, New Hampshire, New Jersey, New Mexico, North Carolina, Ohio, Oklahoma, Pennsylvania, Rhode Island, South Carolina, South Dakota, Vermont, Washington, West Virginia
age of consent 17: Colorado, Illinois, Louisiana, Missouri, Nebraska, New York, Texas
age of consent 18: Arizona, California, Delaware, Florida, Idaho, North Dakota, Oregon, Tennessee, Utah, Virginia, Wisconsin, Wyoming.