Maryland Hispanic or Latino of All Races Citizen Population By County in 2018 (ACS-5Yrs)

Updated on March 28, 2026.

Based on the US Census Bureau's special tabulation from the ACS 5-year estimates, in 2018, the Hispanic or Latino of All Races citizen population for Maryland was 144,755 and represented 2.60% of the total Maryland citizen population.

Among all Maryland counties, Montgomery had the highest Hispanic or Latino of All Races citizen population (133.42K), followed by Prince George's (91.52K), and Anne Arundel (32.22K).

In terms of percentages, Montgomery had the highest percentage of its citizen population being Hispanic or Latino of All Races (15.08%), followed by Prince George's (11.58%), and Frederick (6.95%).

The chart and table below shows the Hispanic or Latino of All Races citizen population of each county and the percentage of each county's citizen population that were Hispanic or Latino of All Races.

You can see similar information for other states and by state for the United States.

You can also see similar information for other ethnicities.

See this for other years:
Maryland Hispanic or Latino of All Races Citizen Population By County in 2018
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County Citizen Population % of County Citizen Population
Montgomery 133420 15.08
Prince George's 91515 11.58
Anne Arundel 32220 5.90
Baltimore 30355 3.89
Baltimore city 21335 3.65
Frederick 16365 6.95
Howard 16365 5.66
Harford 9635 3.91
Charles 7540 4.90
Washington 5575 3.81
St. Mary's 4620 4.23
Carroll 4495 2.72
Cecil 3865 3.83
Wicomico 3345 3.45
Calvert 3145 3.49
Caroline 1480 4.66
Talbot 1465 4.08
Worcester 1395 2.77
Dorchester 1290 4.08
Queen Anne's 1215 2.51
Allegany 1100 1.55
Somerset 750 3.00
Kent 530 2.79
Garrett 305 1.04