Karsten is a distinctive boys' name in United States, ranking #4194 in 2025 with 25 recorded births. The name reached its all-time peak in 2010 with 135 births ranking #1287. Since 1996, the popularity has decreased by 51.0%. In 2025, approximately 1 in every 68,323 boys born was named Karsten. STABLE Recent data shows the name is currently stable.