Largest Welsh population, Mississippi counties

Mississippi counties ranked by the number of residents who are Welsh ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 69 counties in Mississippi that qualify, ranked against each other statewide. The median across all 69 is 45. Biggest climber in the top 100 since 2020: Grenada County, MS, up 35 places to #30.