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Summerville, SC ZIP codes

Summerville, South Carolina has 4 ZIP codes, including 1 PO Box ZIP. They are in Dorchester County and Berkeley County.

Population in these ZIPs
171,668
Avg. median income
$86,000population-weighted
Typical home value
$379,700population-weighted
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ZIP codes within 10 miles

Summerville, SC ZIP codes list

Summerville, SC ZIP codes
ZIP codeCountyPopulationMedian incomeTypical home value
29483Dorchester County59,186$85,750$361,800
29484 PO BoxDorchester County———
29485Dorchester County58,507$82,987$370,300
29486Berkeley County53,975$89,578$409,500

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

Cities near Summerville

Frequently asked questions

What is the ZIP code for Summerville, SC?

Summerville, SC has 4 ZIP codes: 29483, 29484, 29485 and 29486.

What county is Summerville, South Carolina in?

Summerville ZIP codes are in Dorchester County and Berkeley County.

Which Summerville ZIP codes are PO Boxes?

29484 is a PO Box or single-organization ZIP code; it has no residential delivery area.