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Marietta, Ohio Demographics & Population 2026

During the 2020–2024 ACS period, Marietta, Ohio had a total population of 13,203, the 141st largest city in Ohio, with a median household income of $47,873, which is 33% lower than the state average. The poverty rate is 19.1%.

Data vintage: U.S. Census Bureau ACS 2020–2024 5-Year Estimates · refreshed July 2026 · Methodology & source notes

Key Takeaways

Marietta Quick Facts

Population 13,203
Median Household Income $47,873
Median Home Value $161,800
Poverty Rate 19.1%
Unemployment Rate 4.7%
Median Age 39.4 years
Homeownership Rate 55.7%
Affordability Ratio 3.4x
Bachelor's Degree or Higher 28.6%
High School Graduation Rate 91.4%
Diversity Index 14/100
Population 13,203 141st of 1,264
Median Income $47,873 bottom 20%
Poverty Rate 19.1% 53% higher than national
Median Home Value $161,800 average

How Marietta Changed

Change from the 2019–2023 ACS period to 2020–2024. These are rolling five-year estimates, not year-over-year measurements.

Metric2019–20232020–2024Change
Population13,28213,203-0.6%
Median household income$45,986$47,873+4.1%
Median home value$145,700$161,800+11.1%

How Marietta Compares

Economy & Housing

Household Income Distribution

Under $25K 28.1%
$25K-$50K 23.4%
$50K-$100K 27.0%
$100K+ 21.6%
Detailed income brackets
Under $10K
7.3%
$10K-$15K
6.4%
$15K-$20K
7.9%
$20K-$25K
6.6%
$25K-$30K
6.0%
$30K-$35K
5.9%
$35K-$40K
3.7%
$40K-$45K
4.0%
$45K-$50K
3.8%
$50K-$60K
6.0%
$60K-$75K
8.8%
$75K-$100K
12.1%
$100K-$125K
7.2%
$125K-$150K
5.2%
$150K-$200K
4.6%
$200K+
4.5%

Employment

4.7% Unemployment Rate State: 4.8%|National: 5.2%
57.7% Labor Force Participation

Housing Overview

Owner 55.7%
Renter 44.3%
Affordability Index Affordable
3.4x home value to income ratio
Median gross rent $861/mo 21.6% of median household income annually

People & Demographics

Diversity Index

14out of 100
Very Low Diversity

A less diverse community where one racial or ethnic group represents a large majority.

State average: 41 | National average: 61

Education

Marietta Rankings in Ohio

#141 Population of 1,264
#1019 Median Income of 1,191
#355 Education of 1,264
#577 Home Value of 1,206

Other Cities in Washington County

CityPopulationMedian IncomePovertyHome Value
Belpre 6,654 $54,592 15.8% $159,000
Devola 2,688 $99,702 2.1% $235,800
Beverly 1,625 $45,926 24.9% $165,900
Newport (Washington County) 1,180 $91,898 1.6% $208,200
Reno 1,040 $43,786 12.6% $213,800
Matamoras (New Matamoras) 864 $17,098 59.7% $94,400
Lowell 556 $46,313 27.5% $131,800
Waterford 395 N/A 2.3% $208,900
Little Hocking 167 N/A 28.7% $189,300
Vincent 139 N/A 0.0% N/A

Cities Similar to Marietta

These cities in the same state have comparable population and economic profiles.

CityPopulationMedian IncomeHome ValueBachelor's+Poverty
Greenville12,741$47,237$157,80016.3%14.2%
Warrensville Heights13,545$49,669$121,10024.2%21.4%
Bedford12,931$57,308$135,20020.2%13.7%
Salem11,758$47,073$119,40019.8%21.3%
Fostoria12,344$54,151$87,2009.9%16.4%

Population Overview

Marietta is a small city located in Ohio, within Washington County. The total population is 13,203. It ranks as the 141st most populous out of 1,264 Census-designated places in Ohio.

Age Demographics

The median age in Marietta is 39.4 years. This is about the same as the state median of 39.7 years. 10.4% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Marietta is $47,873. This is 33% lower than the state median of $71,389. It is also 41% lower than the national median of $80,734. The poverty rate stands at 19.1%. This is 44% higher than the state poverty rate of 13.3%. The unemployment rate is 4.7%. This is 2% lower than the state rate of 4.8%. The median home value is $161,800. Housing costs are 25% lower than the state median of $214,800. The home-value-to-income ratio is 3.4x. 55.7% of occupied housing units are owner-occupied. This homeownership rate is 17% lower than the state average of 67.2%.

Race & Ethnicity

Marietta has a predominantly White (non-Hispanic) population, comprising 92.8% of all residents. Hispanic or Latino residents account for 1.5%. The Black or African American population (1.2%) is well below the state average of 12.0%. The Hispanic or Latino population (1.5%) is well below the state average of 4.8%. The Asian population (0.8%) is well below the state average of 2.5%.

Education

28.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 9% lower than the state rate of 31.5%. Nationally, 35.7% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 91.4%.

Data Sources & Methodology

All demographic data for Marietta, Ohio is sourced from the U.S. Census Bureau's American Community Survey (ACS) 2020–2024 5-Year Estimates. The ACS collects data from approximately 3.5 million households annually and pools five years of responses so that even small communities can be measured, though the margin of error widens as the population falls. Comparisons are made against Ohio state averages and national averages calculated from the same dataset. Rankings reflect the city's position among all 1,264 Census-designated places in Ohio. Read more about how these figures are produced on our methodology page, or visit data.census.gov for official data.

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Frequently Asked Questions

What is the population of Marietta, Ohio?

Marietta, Ohio has a population of 13,203 according to the most recent U.S. Census ACS 5-Year Estimates.

What is the median household income in Marietta, OH?

The median household income in Marietta is $47,873, which is 41% lower than the national median of $80,734.

What is the poverty rate in Marietta, OH?

The poverty rate in Marietta is 19.1%. This means approximately 2,297 residents live below the federal poverty line.

What is the racial makeup of Marietta, Ohio?

Marietta's population is 92.8% White, 1.2% Black, 1.5% Hispanic/Latino, and 0.8% Asian.

What is the median home value in Marietta, OH?

The median home value in Marietta is $161,800. The home-value-to-income ratio is 3.4x.

How educated is Marietta, Ohio?

28.6% of adults (25+) in Marietta hold a bachelor's degree or higher, and 13.2% hold a graduate or professional degree.