Dock Junction is an unincorporated community and census-designated place (CDP) in Glynn County, Georgia, United States. It is part of the Brunswick metropolitan statistical area. The population was 7,721 at the 2010 census, growing to 8,266 in 2020. Its original name was Arco until the 1970s, the name deriving from the Atlantic Refining Company.

Geography

Dock Junction is located at 31°12′4″N 81°30′25″W / 31.20111°N 81.50694°W / 31.20111; -81.50694 (31.201106, -81.506921).

According to the United States Census Bureau, the CDP has a total area of 10.7 square miles (28 km), of which 9.6 square miles (25 km) is land and 1.1 square miles (2.8 km) (10.66%) is water.

Demographics

Historical population

Census	Pop.	Note	%±
1950	4,160		—
1960	5,417		30.2%
1970	6,009		10.9%
1980	6,189		3.0%
1990	7,094		14.6%
2000	6,951		−2.0%
2010	7,721		11.1%
2020	8,266		7.1%
U.S. Decennial Census 1850-1870 1870-1880 1890-1910 1920-1930 1940 1950 1960 1970 1980 1990 2000 2010 2020

Dock Junction was first listed as an unincorporated place in 1950 and designated a census designated place in 1980.

Dock Junction, Georgia – Racial and ethnic composition
Note: the US Census treats Hispanic/Latino as an ethnic category. This table excludes Latinos from the racial categories and assigns them to a separate category. Hispanics/Latinos may be of any race.

Race / Ethnicity (NH = Non-Hispanic)	Pop 2000	Pop 2010	Pop 2020	% 2000	% 2010	% 2020
White alone (NH)	4,634	4,461	4,168	66.67%	57.78%	50.42%
Black or African American alone (NH)	2,005	2,127	2,533	28.84%	27.55%	30.64%
Native American or Alaska Native alone (NH)	12	14	12	0.17%	0.18%	0.15%
Asian alone (NH)	26	115	125	0.37%	1.49%	1.51%
Pacific Islander alone (NH)	9	0	8	0.13%	0.00%	0.10%
Some Other Race alone (NH)	4	7	48	0.06%	0.09%	0.58%
Mixed race or Multiracial (NH)	50	130	336	0.72%	1.68%	4.06%
Hispanic or Latino (any race)	211	867	1,036	3.04%	11.23%	12.53%
Total	6,951	7,721	8,266	100.00%	100.00%	100.00%

As of the 2020 United States census, there were 8,266 people, 2,976 households, and 1,942 families residing in the CDP.

Education

The community's public schools are operated by Glynn County School System.

Zoned schools serving sections of the CDP include:

• Glyndale Elementary School (GES), Golden Isles Elementary School (GIE), Goodyear Elementary School (GOE), and Sterling Elementary School (SES)
• Glynn Middle School (GMS), Jane Macon Middle School (JMS), Needwood Middle School (NMS), and Risley Middle School (RMS)
• Brunswick High School (BHS) and Glynn Academy (GA)