You are 42 years old if you were born on July 4, 1981.
You are 42 years 9 months, 2 weeks, and 2 days old or 513 months old or 2,233 weeks old or 15,631 days old or 375,144 hours old or 22,508,640 minutes old or 1,350,518,400 seconds old You were born on a Saturday.