Marietta Population

2010–2026

115

2026 projection

0% since 2020 (no change)

020406080100120140201020122014201620182020202220242026

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

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Population by year

Population estimates for Marietta. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202611500.00%
2025115-10.86%
202411600.00%
2023116+21.75%
2022114-10.87%
202111500.00%
2020115-1511.54%
2019130-10.76%
201813100.00%
2017131-10.76%

Showing 10 of 17 years.

Marietta Demographics

34.1median age

Median age

Female56 yrs
Male18.5 yrs

Adults

156
21 seniors · 13%135 other adults

Sex

Female 31.4% · 87Male 68.6% · 190

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 3 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Marietta Marital Status

41% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married41%34%53%
Never married52%64%32%
Divorced4%2%8%
Widowed3%0%7%
Separated0%0%0%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201