RANKING · 2020 CENSUS · 24 SHOWN OF 24

Highest Scotch-Irish population share, Maryland counties · 2020

Maryland counties ranked by the share of all residents who are Scotch-Irish ancestry (2023 American Community Survey). A concentration measure: Scotch-Irish residents as a percentage of total population. This list covers the 24 counties in Maryland that qualify, ranked against each other statewide.

MarylandAll states All rankings

SAME RANKING BYCities States Metros

RELATEDLargest American population Highest American population share Largest Arab population Highest Arab population share Largest Egyptian population Highest Egyptian population share

YEAR2010 2020 2024

RANKPLACESTATEPOPSCOTCH-IRISH SHAREVS 2000

01Garrett County, MDMD28,3701.5%–

02Talbot County, MDMD38,2381.5%–

03Kent County, MDMD19,5651.1%–

04Calvert County, MDMD94,4841.1%–

05Carroll County, MDMD176,6771.1%–

06Dorchester County, MDMD33,6281.1%–

07Caroline County, MDMD34,1161.0%–

08Anne Arundel County, MDMD603,3801.0%–

09Queen Anne's County, MDMD54,4481.0%–

10Cecil County, MDMD107,1311.0%–

11Frederick County, MDMD302,8831.0%–

12Allegany County, MDMD66,8481.0%–

13Howard County, MDMD339,1830.9%–

14Worcester County, MDMD54,4590.9%–

15St. Mary's County, MDMD116,6920.9%–

16Washington County, MDMD157,7310.8%–

17Harford County, MDMD266,4460.7%–

18Wicomico County, MDMD106,8990.7%–

19Montgomery County, MDMD1,074,5820.7%–

20Charles County, MDMD176,5930.6%–

21Baltimore County, MDMD847,6500.6%–

22Somerset County, MDMD24,9730.5%–

23Baltimore, MDMD569,9970.3%–

24Prince George's County, MDMD970,3740.2%–

SHOWING 1–24 OF 24

Download CSV (full list, 24 rows)

UPDATED 2026-06-06 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES