Ranking of Montana Counties By Percentage of Population with Guyanese Ancestry in 2021

Updated on April 16, 2025.

Based on the US Census ACS-5Yrs estimates, in 2021, there were 28 people in Montana with Guyanese ancestry (0.003% of Montana population). Among all Montana counties, Yellowstone County had the highest percentage of its population with Guyanese ancestry (0.02%).

The chart and table below shows the top 1 counties with high percentage of its population having Guyanese ancestry.

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

Data Source: US Census Bureau.
Ranking of Montana Counties By Percentage of Population with Guyanese Ancestry in 2021
Yellowstone County
Ranking of Montana Counties By Percentage of Population with Guyanese Ancestry in 2021
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Rank County Percentage of Pop. (%)
1 Yellowstone County 0.02