Putnam, Ohio Census 2020 Population By Race and Ethnicity

Updated on February 22, 2026.

According to the data from the US 2020 decennial Census, in April 2020, the 34.45K population of Putnam, OH residents comprised of 2.23K residents who identified as Hispanic or Latino (6.47%), and 32.22K residents who identified as Non-Hispanic (93.53%).

Race: The White Alone population was the largest racial group in Putnam, OH, with a population of 32.08K (93.11%). The Two Or More Races population was the second largest racial group in Putnam, OH, with a population of 1.12K (3.25%). The Some Other Race Alone population was the third largest racial group in Putnam, OH, with a population of 1.01K (2.92%). The smallest racial group in Putnam, OH was Native Hawaiian And Pacific Islander Alone with a population of 3 (0.01%).

Ethnicity: The Non-Hispanic - White Alone population was the largest ethnic group in Putnam, OH, with a population of 31.43K (91.22%). The Hispanic - Some Other Race Alone population was the second largest ethnic group in Putnam, OH, with a population of 945 (2.74%). The Hispanic - White Alone population was the third largest ethnic group in Putnam, OH, with a population of 650 (1.89%). The smallest ethnic group in Putnam, OH was Hispanic - Native Hawaiian & Pac. Islander with a population of 0 (0.00%).

The charts and tables below shows the population and percentage of each racial group and ethnicity group in Putnam, Ohio from the 2020 decennial census.

You can see similar information for other Ohio counties and also for the state of Ohio.

Putnam, OH Hispanics and Non Hispanics Population in Census 2020
Total Population:
Putnam, OH Racial Groups in Census 2020
Total Population:
Putnam, OH Ethnicity Groups in Census 2020
Total Population:
Putnam, OH Population of Racial Groups in Census 2020
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Race Population % of County Population
Black or African American Alone 125 0.36
White Alone 32077 93.11
American Indian and Alaska Native Alone 56 0.16
Asian Alone 64 0.19
Native Hawaiian And Pacific Islander Alone 3 0.01
Some Other Race Alone 1006 2.92
Two Or More Races 1120 3.25
Putnam, OH Population of Ethnicity Groups in Census 2020
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Ethnicity Population % of County Population
Non-Hispanic - White Alone 31427 91.22
Hispanic - Some Other Race Alone 945 2.74
Hispanic - White Alone 650 1.89
Hispanic - Two or More Races 575 1.67
Non-Hispanic - Two or More Races 545 1.58
Non-Hispanic - Black Alone 100 0.29
Non-Hispanic - Asian Alone 61 0.18
Non-Hispanic - Some Other Race Alone 61 0.18
Hispanic - American Indian & Alaska Native 31 0.09
Hispanic - Black Alone 25 0.07
Non-Hispanic - American Indian & Alaska Native 25 0.07
Hispanic - Asian Alone 3 0.01
Non-Hispanic - Native Hawaiian & Pac. Islander 3 0.01
Hispanic - Native Hawaiian & Pac. Islander 0 0.00