Overview
429
Total Population
41.3
Median age
52.45%
Female population %
90.7:100
Gender ratio (M:F)
10-14 years
Largest age group
50.0
Total dependency ratio
White
Largest racial group
55
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Declo's population is old compared to the rest of the country:
- The median age in Declo is 41.3, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Declo's population under 18 was 34.50%, compared to the 22.51% nationwide.
- Declo's elderly or the senior population (over 65 age) was 10.02% as compared to 16.04% nationwide.
- Of the total population in Declo, 23.31% were under the age of 15, 15.85% aged 15 to 29, 50.82% aged 30 to 64, 9.32% aged 65 to 84, and 0.70% were 85 years of age and older.
Read more about Declo, ID population by age ➔
Gender
There are 21 more females than males in Declo:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 52.45% females and 47.55% males in Declo, ID.
- The Declo, ID gender ratio is 90.7:100 i.e. 90.7 men to 100 women (0.907).
- For male population, the largest age group is 60-64 years with a population of 54.
- For the female population, the largest age group is 10-14 years with a population of 64.
Read more about Declo, ID population by gender ➔
Race / Ethnicity
Declo's population is moderately diverse:
- Racial distribution of Declo population: 86.95% are White, 0.70% are Black or African American, 0.23% are some other race and 12.12% are multiracial.
- Declo's racial breakdown clearly shows that there is an absolute majority of White population in the city.
- By ethnicity, 55 is Hispanic or Latino (of any race), and 374 (87.18% of the total population) is Non-Hispanic.
- The largest racial group in Declo is White with a population of 373 (86.95% of the total population).
Read more about Declo, ID population by race ➔
Year by year
Declo's population has already reached its peak and is showing a trend of decline:
- The peak population was 366 in the year 2019
- From 2000 to 2010, Declo's population decreased by 14 (3.89%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Declo's population decreased by 8 (2.31%), 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, Declo's population was lowest in year 2020 at 338.
Read more about Declo, ID 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)