Marietta, GA Demographics

A map of Marietta's Population by Race

Marietta, Georgia has an estimated population of 62,263, a slight increase from the 60,972 recorded in the 2020 Census. The population is 41.4% White, 30.8% Black, 18.1% Hispanic, 6.2% Multiracial, 2.2% Asian, and 1.2% Native American/Other. This demographic dot map shows the population of Marietta, with one dot drawn for each person counted by the Census, color-coded by race.

Marietta is about as racially diverse as it was in the 2020 Census. It is more diverse than Georgia overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Marietta, that probability was 69.5% in 2020 and 69.6% in the most recent ACS estimates.

Marietta is ranked the 15th most populous place in Georgia, out of 675 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Marietta was ranked the 14th most populous place in the 2020 Census.

Marietta's White Population

25,796 residents of Marietta, or 41.4% of the population, identify as White. The share of White residents in Marietta is lower than in Georgia overall, where 49.1% of the population is White. Marietta ranks 482nd statewide in terms of White residents as a share of the population, out of 675 places.

Since the 2020 Census, Marietta's White population has remained roughly the same. White residents' share of Marietta's population has decreased from 42.0% to 41.4%.

Marietta is more White than neighboring Fair Oaks (16% White), and Kennesaw State University (40.7% White). Marietta is less White than neighboring Smyrna (42% White), Kennesaw (53.1% White), and Vinings (47.2% White).

Marietta's Black Population

19,198 residents of Marietta, or 30.8% of the population, identify as Black. The share of Black residents in Marietta is comparable to the share in Georgia overall, where 30.7% of the population is Black. Marietta ranks 298th statewide in terms of Black residents as a share of the population, out of 675 places.

Since the 2020 Census, Marietta's Black population has grown by an estimated 9.3%. Black residents' share of Marietta's population has increased from 28.8% to 30.8%.

Marietta is more Black than neighboring Fair Oaks (14.7% Black), and Kennesaw (22.3% Black). Marietta is less Black than neighboring Smyrna (31.6% Black), Kennesaw State University (45.1% Black), and Vinings (31.3% Black).

Marietta's Asian Population

1,370 residents of Marietta, or 2.2% of the population, identify as Asian. The share of Asian residents in Marietta is slightly lower than in Georgia overall, where 4.5% of the population is Asian. Marietta ranks 96th statewide in terms of Asian residents as a share of the population, out of 675 places.

Since the 2020 Census, Marietta's Asian population has declined by an estimated 22.4%. Asian residents' share of Marietta's population has decreased from 2.9% to 2.2%.

Marietta is more Asian than neighboring Fair Oaks (1.5% Asian). Marietta is less Asian than neighboring Smyrna (7.8% Asian), Kennesaw State University (4.2% Asian), Kennesaw (5.1% Asian), and Vinings (3.5% Asian).

Marietta's Hispanic Population

11,264 residents of Marietta, or 18.1% of the population, identify as Hispanic. The share of Hispanic residents in Marietta is higher than in Georgia overall, where 11% of the population is Hispanic. Marietta ranks 50th statewide in terms of Hispanic residents as a share of the population, out of 675 places.

Since the 2020 Census, Marietta's Hispanic population has declined by an estimated 10.1%. Hispanic residents' share of Marietta's population has decreased from 20.5% to 18.1%.

Marietta is more Hispanic than neighboring Smyrna (12.9% Hispanic), Kennesaw State University (5.8% Hispanic), Kennesaw (13.6% Hispanic), and Vinings (8.8% Hispanic). Marietta is less Hispanic than neighboring Fair Oaks (62.9% Hispanic).

Marietta's Native American/Other Population

763 residents of Marietta, or 1.2% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Marietta is comparable to the share in Georgia overall, where 0.7% of the population is Native American/Other. Marietta ranks 32nd statewide in terms of Native American/Other residents as a share of the population, out of 675 places.

Since the 2020 Census, Marietta's Native American/Other population has declined by an estimated 12.8%. Native American/Other residents' share of Marietta's population has remained roughly unchanged at 1.2%.

Marietta is more Native American/Other than neighboring Fair Oaks (0% Native American/Other), Smyrna (0.6% Native American/Other), Kennesaw State University (0% Native American/Other), Kennesaw (0.5% Native American/Other), and Vinings (0.6% Native American/Other).

Marietta's Multiracial Population

3,872 residents of Marietta, or 6.2% of the population, identify as Multiracial. The share of Multiracial residents in Marietta is slightly higher than in Georgia overall, where 3.9% of the population is Multiracial. Marietta ranks 153rd statewide in terms of Multiracial residents as a share of the population, out of 675 places.

Since the 2020 Census, Marietta's Multiracial population has grown by an estimated 47.2%. Multiracial residents' share of Marietta's population has increased from 4.3% to 6.2%.

Marietta is more Multiracial than neighboring Fair Oaks (4.9% Multiracial), Smyrna (5.1% Multiracial), Kennesaw State University (4.2% Multiracial), and Kennesaw (5.3% Multiracial). Marietta is less Multiracial than neighboring Vinings (8.6% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.