Overview
2,144
Total Population
36.5
Median age
51.31%
Female population %
94.9:100
Gender ratio (M:F)
45-49 years
Largest age group
60.4
Total dependency ratio
White
Largest racial group
256
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Alta's population is young compared to the rest of the country:
- The median age in Alta is 36.5, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Alta's population under 18 was 30.50%, compared to the 22.51% nationwide.
- Alta's elderly or the senior population (over 65 age) was 12.36% as compared to 16.04% nationwide.
- Of the total population in Alta, 25.28% were under the age of 15, 16.98% aged 15 to 29, 45.38% aged 30 to 64, 9.24% aged 65 to 84, and 3.12% were 85 years of age and older.
Read more about Alta, IA population by age ➔
Gender
There are 56 more females than males in Alta:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 51.31% females and 48.69% males in Alta, IA.
- The Alta, IA gender ratio is 94.9:100 i.e. 94.9 men to 100 women (0.949).
- For male population, the largest age group is 45-49 years with a population of 238.
- For the female population, the largest age group is 10-14 years with a population of 151.
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Race / Ethnicity
Alta's population has become increasingly diverse:
- Racial distribution of Alta population: 78.12% are White, 1.96% are Black or African American, 11.71% are Asian, 5.08% are some other race and 3.12% are multiracial.
- Alta's racial breakdown clearly shows that there is an absolute majority of White population in the city.
- By ethnicity, 256 is Hispanic or Latino (of any race), and 1,888 (88.06% of the total population) is Non-Hispanic.
- The largest racial group in Alta is White with a population of 1,675 (78.12% of the total population).
Read more about Alta, IA population by race ➔
Year by year
Alta's population has already reached its peak and is showing a trend of decline:
- The peak population was 2,088 in the year 2020
- From 2000 to 2010, Alta's population increased by 69 (3.74%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Alta's population increased by 174 (9.09%), 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, Alta's population was lowest in year 2004 at 1,810.
Read more about Alta, IA 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)