Rhode Island 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 citizen population for Rhode Island was 992,030 and represented 93.89% of the total Rhode Island population.

Among all Rhode Island counties, Providence had the highest citizen population (579.38K), followed by Kent (160.54K), and Washington (124.16K).

In terms of percentages, Washington had the highest percentage of its population being citizens (98.35%), followed by Kent (97.98%), and Bristol (97.10%).

The chart and table below shows the citizen population of each county and the percentage of each county's population that were citizens.

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

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Rhode Island Citizen Population By County in 2018
Rhode Island Citizen Population By County in 2018
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County Citizen Population % of County Population
Providence 579380 91.31
Kent 160545 97.98
Washington 124160 98.35
Newport 80470 96.86
Bristol 47480 97.10