Overview
          2,550
                  Total Population
                34.2
                  Median age
                50.43%
                  Female population %
                98.3:100
                  Gender ratio (M:F)
                35-39 years
                  Largest age group
                58.9
                  Total dependency ratio
                White
                  Largest racial group
                41
                  Hispanic population
                Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Oronogo's population is young compared to the rest of the country:
- The median age in Oronogo is 34.2, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
 - Oronogo's population under 18 was 33.80%, compared to the 22.51% nationwide.
 - Oronogo's elderly or the senior population (over 65 age) was 8.71% as compared to 16.04% nationwide.
 - Of the total population in Oronogo, 28.35% were under the age of 15, 15.92% aged 15 to 29, 47.02% aged 30 to 64, 8.71% aged 65 to 84, and 0.00% were 85 years of age and older.
 
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Gender
There are 22 more females than males in Oronogo:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.43% females and 49.57% males in Oronogo, MO.
 - The Oronogo, MO gender ratio is 98.3:100 i.e. 98.3 men to 100 women (0.983).
 - For male population, the largest age group is 5-9 years with a population of 200.
 - For the female population, the largest age group is 35-39 years with a population of 173.
 
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Race / Ethnicity
Oronogo's population has become increasingly diverse:
- Racial distribution of Oronogo population: 92.59% are White, 0.63% are Black or African American, 1.73% are American Indian and Alaska Native, 0.59% are Asian and 4.47% are multiracial.
 - Oronogo's racial breakdown clearly shows that there is an absolute majority of White population in the city.
 - By ethnicity, 41 is Hispanic or Latino (of any race), and 2,509 (98.39% of the total population) is Non-Hispanic.
 - The largest racial group in Oronogo is White with a population of 2,361 (92.59% of the total population).
 
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Year by year
Oronogo's population has not reached its peak yet and is showing a trend of further growth:
- The peak population was 2,784 in the year 2022
 - From 2000 to 2010, Oronogo's population increased by 1,316 (123.11%), as compared to the national growth of 9.63%.
 - From 2010 to 2020, Oronogo's population increased by 176 (7.38%), 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, Oronogo's population was lowest in year 2000 at 1,069.
 
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References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
 - U.S. Census Bureau Population Estimates Population Estimates Program (PEP)