Caston is a distinctive boys' name in United States, ranking #3627 in 2014 with 29 recorded births. This places Caston in the top 26% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2017 with 33 births ranking #3393. Since 1996, the popularity has increased by 190.0%. In 2014, approximately 1 in every 66,222 boys born was named Caston. FALLING Recent data shows the name is currently falling.