Overview
1,259
Total Population
19.8
Median age
50.36%
Female population %
98.6:100
Gender ratio (M:F)
15-19 years
Largest age group
58.6
Total dependency ratio
White
Largest racial group
36
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Rio Grande's population is young compared to the rest of the country:
- The median age in Rio Grande is 19.8, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Rio Grande's population under 18 was 33.76%, compared to the 22.51% nationwide.
- Rio Grande's elderly or the senior population (over 65 age) was 4.37% as compared to 16.04% nationwide.
- Of the total population in Rio Grande, 32.57% were under the age of 15, 38.28% aged 15 to 29, 24.78% aged 30 to 64, 4.37% aged 65 to 84, and 0.00% were 85 years of age and older.

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Gender
There are 9 more females than males in Rio Grande:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.36% females and 49.64% males in Rio Grande, OH.
- The Rio Grande, OH gender ratio is 98.6:100 i.e. 98.6 men to 100 women (0.986).
- For male population, the largest age group is 5-9 years with a population of 130.
- For the female population, the largest age group is 15-19 years with a population of 124.

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Race / Ethnicity
Rio Grande's population has become increasingly diverse:
- Racial distribution of Rio Grande population: 90.55% are White, 5.24% are Black or African American, 1.03% are Asian, 0.32% are some other race and 2.86% are multiracial.
- Rio Grande's racial breakdown clearly shows that there is an absolute majority of White population in the village.
- By ethnicity, 36 is Hispanic or Latino (of any race), and 1,223 (97.14% of the total population) is Non-Hispanic.
- The largest racial group in Rio Grande is White with a population of 1,14 (90.55% of the total population).

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Year by year
Rio Grande's population has already reached its peak and is showing a trend of decline:
- The peak population was 937 in the year 2010
- From 2000 to 2010, Rio Grande's population increased by 9 (0.97%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Rio Grande's population decreased by 215 (22.95%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
- Between the year 2000 and 2022, Rio Grande's population was lowest in year 2021 at 721.

Read more about Rio Grande, OH population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)