Largest Scottish population, US counties
US counties ranked by the number of residents who are Scottish ancestry, from the 2023 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. Maricopa County, Arizona leads at 76,148. 3,127 counties qualify in total. California carries 5 of the top 25 entries.
UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES
Frequently asked
Which county has the highest scottish population?
Maricopa County, Arizona ranks #1 with 76,148 (2024 American Community Survey).
What are the top 5 counties by scottish population?
Maricopa County, Arizona, Los Angeles County, California, King County, Washington, San Diego County, California, Harris County, Texas.
How many counties are in this ranking?
3,127 counties qualify after filtering for population minimums and data availability. The ranking covers 2024 ACS 5-year data.
How is scottish population measured?
Number of residents who are Scottish ancestry (Ancestry, ACS detailed tables). Source: US Census Bureau, American Community Survey 5-year estimates (2024).