There are 18 zip codes in Gwinnett County, Georgia. The most populated is 30044, located in Lawrenceville. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
30044100,056Lawrenceville
3004388,050Lawrenceville
3002485,442Suwanee
3005274,564Loganville
3009669,456Duluth
3004767,675Lilburn
3051956,661Buford
3051856,151Buford
3003950,725Snellville
3009349,072Norcross
3004546,943Lawrenceville
3001946,553Dacula
3009745,887Duluth
3007841,998Snellville
3004639,968Lawrenceville
3009236,674Norcross
3007125,757Norcross
3001724,463Grayson
showing: 18 rows

Zip Codes in Gwinnett County, Georgia by Population (2024)