Marietta, OH Profile: Facts, Map & Data


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Marietta, Ohio - Basic Facts

The City of Marietta had a population of 13,697 as of July 1, 2017.

The primary coordinate point for Marietta is located at latitude 39.4232 and longitude -81.4464 in Washington County. The formal boundaries for the City of Marietta (see map below) encompass a land area of 8.43 sq. miles and a water area of 0.32 sq. miles. Washington County is in the Eastern time zone (GMT -5). The elevation is 614 feet.

The City of Marietta (GNIS ID: 1087138) has a C2 Census Class Code which indicates an active incorporated place legally coextensive with a county subdivision but treated as independent of any county subdivision. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

Beneath the boundary map are tables with Marietta population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Marietta: Adelphi, Adelphia, Campus Martius, Muskingham.

Neighborhood Data

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City of Marietta, OH Boundary Map

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Marietta, OH Data & Demographics (As of July 1, 2017)


Total Population 13,697
Daytime Population: Workers 11,888
Daytime Population: Residents 8,086
Total Daytime Population (TDP) 19,974
Ratio TDP/Total Population1 1.46
Population in Households 12,165
Population in Familes 8,686
Population in Group Qrtrs 1,532
Population Density2 1,625
Diversity Index3 15


Median Household Income $36,774
Average Household Income $56,321
Per Capita Income $24,076


Total Housing Units 6,542 (100%)
Owner Occupied HU 2,965 (45.3%)
Renter Occupied HU 2,713 (41.5%)
Vacant Housing Units 864 (13.2%)
Median Home Value $110,356
Average Home Value $154,331


Total Households 5,678
Average Household Size 2.14
Family Households 3,100
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population -0.38% -0.26%
Households -0.36% -0.28%
Families -0.5% -0.5%
Median Household Income   1.86%
Per Capita Income   2.86%

Marietta, OH - Peer Comparisons by Rank and Percentile

The table below compares Marietta to the other 1,215 incorporated cities, towns and CDPs in Ohio by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 133 89th
Population Density # 411 66th
Diversity Index # 447 63rd
Median Household Income # 1103 9th
Per Capita Income # 659 46th

Additional comparisons and rankings can be made with a VERY EASY TO USE Ohio Census Data Comparison Tool.

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