Ranking of Maryland Counties By Percentage of Population with Iranian Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 16.60K people in Maryland with Iranian ancestry (0.27% of Maryland population). Among all Maryland counties, Montgomery County had the highest percentage of its population with Iranian ancestry (0.88%), followed by Howard County (0.55%), and Baltimore County (0.20%).

The chart and table below shows the top 10 counties with high percentage of its population having Iranian ancestry.

You can see similar information for other states and for other ancestry groups in Maryland.

Data Source: US Census Bureau.
Ranking of Maryland Counties By Percentage of Population with Iranian Ancestry in 2021
Montgomery County
Howard County
Baltimore County
Baltimore city
Frederick County
St. Mary's County
Anne Arundel County
Charles County
Harford County
Kent County
Ranking of Maryland Counties By Percentage of Population with Iranian Ancestry in 2021
0 of 0
Rank County Percentage of Pop. (%)
1 Montgomery County 0.88
2 Howard County 0.55
3 Baltimore County 0.20
3 Baltimore city 0.20
4 Frederick County 0.16
4 St. Mary's County 0.16
5 Anne Arundel County 0.13
6 Charles County 0.07
6 Harford County 0.07
6 Kent County 0.07
6 Prince George's County 0.07
7 Wicomico County 0.06
8 Allegany County 0.04
8 Cecil County 0.04
8 Washington County 0.04
9 Calvert County 0.03
9 Carroll County 0.03
9 Somerset County 0.03
10 Garrett County 0.01