Editing Summerville, South Carolina (section)

===2020 census===
{| class="wikitable"
|+Summerville racial composition (2020)<ref>{{Cite web|title=Explore Census Data|url=https://data.census.gov/cedsci/table?g=1600000US4570270&tid=DECENNIALPL2020.P2|access-date=December 15, 2021|website=data.census.gov}}</ref>
!Race
!Num.
!Perc.
|-
|[[White (U.S. Census)|White]] (non-Hispanic)
|33,259
|65.32%
|-
|[[African American (U.S. Census)|Black or African American]] (non-Hispanic)
|10,460
|20.54%
|-
|[[Native American (U.S. Census)|Native American]]
|204
|0.4%
|-
|[[Asian (U.S. Census)|Asian]]
|800
|1.57%
|-
|[[Pacific Islander (U.S. Census)|Pacific Islander]]
|67
|0.13%
|-
|[[Race (United States Census)|Other/Mixed]]
|2,942
|5.78%
|-
|[[Hispanic (U.S. Census)|Hispanic]] or [[Latino (U.S. Census)|Latino]]
|3,183
|6.25%
|}

As of the [[2020 United States census|2020 census]], there were 50,915 people, 19,374 households, and 13,130 families residing in the town.

In 2023, of the 70,270 people in Summerville, about 42,960 of them were in Dorchester County, 5,405 of them were in Berkeley County, and 2,550 of them were in Charleston County.<ref name=SCHighwayMapCharlestonCo>{{cite web|url=https://info2.scdot.org/GISMapping/GISMapdl/Charleston_County.pdf|title=General Highway System Charleston County South Carolina|publisher=[[South Carolina Department of Transportation]]|date=August 2023|access-date=2024-10-25}}</ref>