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Population Review

Marietta, Ohio Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates

The population of Marietta, Ohio is 13,282 as of the 2023 American Community Survey, making it the 142nd-largest city in Ohio. The median household income is $45,986, the median home value is $145,700, and the median age is 39.3.

The population has declined 7.2% since 2010 (14,049 → 13,039).

13,282

Population

1576

People / sq mi

$45,986

Median Income

$145,700

Median Home Value

Marietta covers 8.4 sq mi of land at 1576 people per square mile.

About Marietta, OH

Marietta is a city in Ohio with a population of 13,282. It ranks #142 among cities in Ohio by population. The median age is 39.3, in line with the national median. The population is 48.9% male and 51.1% female.

The median household income in Marietta is $45,986, below the US median of $74,580. 15.2% of residents live below the federal poverty level. Home values sit at a median of $145,700, with monthly rent averaging $828. The homeownership rate of 55.7% is lower than the national rate of 64.8%.

Educational attainment in Marietta reflects 28.6% of adults 25 and older holding a bachelor's degree or higher, below the national average of 34.3%. Roughly 8.4% of workers primarily work from home, below the national work-from-home rate of 14.2%. The average commute is 16.5 minutes each way.

Marietta city Population History (2010-2024)

The city of Marietta city had a population of 14,049 in 2010 and 13,039 in 2024, a -7.2% growth over 14 years. The peak was 14,049 in 2010. Average annual growth rate: -0.53%.

2010 · 14K20102024

13,039

Population (2024)

14,049

Population (2010)

14,049

Peak (2010)

-0.53%

Avg Annual Growth

YearPopulation
201014,049
201114,015
201213,988
201314,008
201413,884
201513,807
201613,577
201713,666
201813,529
201913,356
202013,361
202113,316
202213,179
202313,084
202413,039

Race & Ethnicity

White94.1%
Black or African American1.6%
Asian0.0%
Hispanic or Latino (any race)1.1%
Two or More Races0.0%

Economy & Income

$45,986

Median Household Income

$37,455

Per Capita Income

15.2%

Poverty Rate

3.0%

Unemployment Rate

Housing

$145,700

Median Home Value

$828

Median Rent

55.7%

Owner-Occupied

Education

90.5%

High School+

28.6%

Bachelor's+

Commute

0.1%

Drive Alone

71.6%

Public Transit

8.4%

Work From Home

16.5 min

Avg Commute

Community Profile

33.1%

Foreign Born

96.6%

Non-English at Home

8.7%

Veterans

17.4%

With Disability

94.8%

Health Insurance

91.3%

Internet Access

Employment by Industry

Professional, Scientific & Management29.5%
Education, Health Care & Social Services11.3%
Manufacturing8.0%
Finance, Insurance & Real Estate6.4%
Construction6.3%
Public Administration5.2%
Retail Trade4.2%
Arts, Entertainment & Food Services4.0%
Information3.4%
Transportation & Warehousing2.4%
Agriculture & Mining1.7%

Largest cities in Ohio

Largest counties in Ohio

Part of Ohio

Metro areas in Ohio

City rankings

Frequently Asked Questions

Marietta, Ohio has a population of 13,282 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 142nd-largest city in Ohio.

The median household income in Marietta, Ohio is $45,986, with 15.2% of residents living below the federal poverty level.

The median home value in Marietta, Ohio is $145,700, with median monthly rent at $828 and a homeownership rate of 55.7%.

The median age in Marietta, Ohio is 39.3 years. The population is 48.9% male and 51.1% female.

The population has declined 7.2% since 2010 (14,049 → 13,039).

Data from the American Community Survey (ACS) 5-Year estimates.

Source: U.S. Census Bureau ACS, 2026.