In 2025, 46 US boys were named Arch, making it the 2,767th most common boys’ name of the year, up 454 places from #3,221 in 2024. That is 9 more than the 37 boys named Arch in 2024. Its best rank for boys was #199, reached in 1880. That year also had the most boys given the name: 61. For comparison, it was unranked (under five boys) in 2015 and #1,616 in 1950.
Social Security card records list Arch in 112 years of the 146 from 1880 to 2025, starting in 1880 with 61 babies. In all, 2,572 US babies have been given the name, all of them boys. Its busiest decade was the 1920s, with 431 babies named Arch.
Over the 10 years from 2016 to 2025, 151 US boys were named Arch; the busiest of those years was 2025, with 46. In 2025 that was about 1 in 37,132 of the boys in SSA’s list for the year.
Among the states, Arch ranked highest in Texas in 2025, at #1,560 for boys there. It was not in the top 100 of any state. Rarer spellings such as Ark are summarised on this page.