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Johnston, RI ZIP code

The ZIP code for Johnston, Rhode Island is 02919. It is in Providence County.

Population in these ZIPs
29,802
Avg. median income
$91,800population-weighted
Typical home value
$453,100population-weighted
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ZIP codes within 10 miles

Johnston, RI ZIP code list

Johnston, RI ZIP codes
ZIP codePopulationMedian incomeTypical home value
0291929,802$91,775$453,100

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

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Frequently asked questions

What is the ZIP code for Johnston, RI?

The ZIP code for Johnston, RI is 02919.

What county is Johnston, Rhode Island in?

Johnston ZIP codes are in Providence County.