RANKING · 2020 CENSUS · 19 SHOWN OF 19

Largest Australian population, Maryland counties · 2020

Maryland counties ranked by the number of residents who are Australian ancestry, from the 2020 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 19 counties in Maryland that qualify, ranked against each other statewide.

Australian Americans: full group profile →

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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

Largest Australian population by state

RANKPLACESTATEPOPAUSTRALIAN POPULATIONVS 2010

01Montgomery County, MDMD1,074,582691+140%

02Prince George's County, MDMD970,374218+95%

03Frederick County, MDMD302,883157+128%

04Anne Arundel County, MDMD603,380155−44%

05Baltimore, MDMD569,997146+36%

06Harford County, MDMD266,446116+241%

07Baltimore County, MDMD847,650115+22%

08St. Mary's County, MDMD116,692110–

09Howard County, MDMD339,18361−45%

10Kent County, MDMD19,56551–

11Queen Anne's County, MDMD54,44835+150%

12Carroll County, MDMD176,67732−61%

13Charles County, MDMD176,59324+20%

14Washington County, MDMD157,73115−40%

15Cecil County, MDMD107,13111−31%

16Caroline County, MDMD34,11610−69%

17Wicomico County, MDMD106,89910−44%

18Calvert County, MDMD94,4846−92%

19Allegany County, MDMD66,8485−29%

SHOWING 1–19 OF 19

Download CSV (full list, 19 rows)

UPDATED 2026-07-15 · DATA: US CENSUS BUREAU DECENNIAL CENSUS