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 (2023 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.

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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 2000

01Montgomery County, MDMD1,074,5820.8%–

02Howard County, MDMD339,1830.5%–

03Frederick County, MDMD302,8830.2%–

04Baltimore County, MDMD847,6500.2%–

05Anne Arundel County, MDMD603,3800.2%–

06Baltimore, MDMD569,9970.1%–

07Harford County, MDMD266,4460.1%–

08Prince George's County, MDMD970,3740.1%–

09Talbot County, MDMD38,2380.1%–

10Wicomico County, MDMD106,8990.1%–

11Cecil County, MDMD107,1310.1%–

12Washington County, MDMD157,7310.0%–

13Caroline County, MDMD34,1160.0%–

14Allegany County, MDMD66,8480.0%–

15Carroll County, MDMD176,6770.0%–

16Charles County, MDMD176,5930.0%–

17St. Mary's County, MDMD116,6920.0%–

18Calvert County, MDMD94,4840.0%–

SHOWING 1–18 OF 18

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