RANKING · 2024 ACS · 18 SHOWN OF 18

Highest Iranian population share, Maryland counties

Maryland counties ranked by the share of all residents who are Iranian ancestry (2024 American Community Survey). A concentration measure: Iranian residents as a percentage of total population. This list covers the 18 counties in Maryland that qualify, ranked against each other statewide. The median across all 18 is 0.1%.

Iranian Americans: full group profile →

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

YEAR2010 2020 2024

Highest Iranian population share by state

RANKPLACESTATEPOPIRANIAN SHAREVS 2010

01Montgomery County, MDMD1,074,5820.8%−0.1 pts

02Howard County, MDMD339,1830.5%+0.1 pts

03Frederick County, MDMD302,8830.2%0.0 pts

04▲1Baltimore County, MDMD847,6500.2%0.0 pts

05▲2Anne Arundel County, MDMD603,3800.2%+0.1 pts

06▼2Baltimore, MDMD569,9970.1%0.0 pts

07▲1Harford County, MDMD266,4460.1%+0.1 pts

08▲1Prince George's County, MDMD970,3740.1%0.0 pts

09Talbot County, MDMD38,2380.1%–

10▲1Wicomico County, MDMD106,8990.1%0.0 pts

11Cecil County, MDMD107,1310.1%–

12Washington County, MDMD157,7310.0%–

13Caroline County, MDMD34,1160.0%–

14▲3Allegany County, MDMD66,8480.0%0.0 pts

15Carroll County, MDMD176,6770.0%0.0 pts

16▼6Charles County, MDMD176,5930.0%0.0 pts

17▼11St. Mary's County, MDMD116,6920.0%–

18▼5Calvert County, MDMD94,4840.0%–

SHOWING 1–18 OF 18

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UPDATED 2026-09-11 · DATA: US CENSUS BUREAU ACS 5-YEAR ESTIMATES