Mica first appears in the U.S. registration record in 1952. Its popularity climbed over the following decades. In 1989, 104 babies received the name (ranked #1432). Today it sits well outside the top 1,000 (around #6468), with roughly 41 babies named Mica each year. Mica's usage has held roughly steady recently. In total, around 3,651 babies have been registered with this name since 1880.