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Austell city, GA

ZIP Code 30111 — Austell city, GA Demographics & Data

Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.

Map, Quick Facts & Location

Quick Facts

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City
Austell city
County
Cobb County
GA
Timezone
EST(America/New_York)
Area Code
470, 678, 770, 943
Congress
GA-6
DMA
ATLANTA (524)
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Location
Coordinates
33.0406, -83.6431
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At a glance

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Timezone
EST

Overview of ZIP Code 30111

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What to know about ZIP 30111

ZIP code 30111 covers Austell, GA in Cobb County.

It sits in telephone area codes 470, 678, 770, 943; U.S. House district GA-6; the ATLANTA media market.

Climate risk and migration signals

FEMA’s National Risk Index rates natural-hazard risk for Austell city, GA as Relatively High (composite score 94.4), which is among the highest nationally. The strongest component scores on US5 are flood (96.1) and hurricane (68.1). These scores are county-linked NRI values published for planning context — all ZIP codes in the same county share the same composite score on US5. Useful when comparing insurance and disaster exposure across areas, not a substitute for a parcel-level flood or fire determination.

Climate normals for Austell city, GA show limited published climate normals on US5.