Declo, Idaho Population 2021

373
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Declo is a city located in Cassia County Idaho. With a 2020 population of 373, it is the 145th largest city in Idaho and the 14525th largest city in the United States . Declo is currently growing at a rate of 0.54% annually and its population has increased by 8.75% since the most recent census, which recorded a population of 343 in 2010. Declo reached it's highest population of 373 in 2021. Spanning over 0 miles, Declo has a population density of 1,348 people per square mile.

The average household income in Declo is $54,278 with a poverty rate of 16.57%. The median rental costs in recent years comes to $605 per month, and the median house value is $80,000. The median age in Declo is 33.1 years, 27.2 years for males, and 36.3 years for females.

Declo Demographics

According to the most recent ACS, the racial composition of Declo was:

  • White: 95.82%
  • Asian: 2.28%
  • Black or African American: 1.33%
  • Two or more races: 0.57%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
The current population of Declo, Idaho is 373 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 367.The last official US Census in 2010 recorded the population at 343.

Declo, Idaho Population 2021

Population by Race

Race Population Percentage
White50495.82%
Asian122.28%
Black or African American71.33%
Two or More Races30.57%
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Declo Population by Race

Declo Population Pyramid $2021

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Declo Median Age

33.1


Total

27.2


Male

36.3


Female

Declo Adults

There are 347 adults, (61 of whom are seniors) in Declo.

Declo Age Dependency

83.9

Age Dependency Ratio

21.3

Old Age Dependency Ratio

62.6

Child Dependency Ratio

Declo Sex Ratio

Female

241

45.82%

Male

285

54.18%

Declo Population by Age

Declo Renter vs Owner Occupied by Household Type

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Declo Household Types

Type Owner Renter
Married86.3%13.7%
Non Family76.9%23.1%
All76.4%23.6%
Female12.5%87.5%
Male0%0%

76.4%

Rate of Home Ownership

Declo Households and Families

Type Count Average Size Owned
All1573.3576.4
Married1024.0886.3
Non Family39076.9
Female164.4412.5
Male00

3.89

Average Family Size

3.35

Average Household Size

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Declo Households by Type

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Education Attained Count Percentage
Less Than 9th Grade5618.54%
9th to 12th Grade247.95%
High School Graduate5618.54%
Some College10534.77%
Associates Degree3611.92%
Bachelors Degree185.96%
Graduate Degree72.32%
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Declo Educational Attainment by Sex (over 25)

Declo Educational Attainment by Race

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Race Total High School Bachelors
White21618625
Hispanic8333
Black33

The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among white people with a rate of 11.57%.

Declo Educational Attainment by Race

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Name Average Male Female
Overall$24,500$32,333$
Less Than 9th Grade$30,708$31,625$2,500
High School Graduate$35,729$36,875$
Some College$$$
Bachelors Degree$39,375$$37,500
Graduate Degree$85,417$$

$24,500

Average Earnings

$32,333

Average Male

$

Average Female

Declo Earnings by Educational Attainment

Declo Language by Age

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Declo Language

70.55% of Declo residents speak only English, while 29.45% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 25.30% of the population.

Declo Language

Declo Poverty by Race

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Name Total In Poverty Poverty Rate
White3717119.14%
Asian1212100.00%
Black33100.00%

16.57%

Overall Poverty Rate

12.01%

Male Poverty Rate

22.03%

Female Poverty Rate

Poverty in Declo

The race most likely to be in poverty in Declo is Black, with 100.00% below the poverty level.

The race least likely to be in poverty in Declo is White, with 19.14% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.54%. Among those working part-time, it was 6.90%, and for those that did not work, the poverty rate was 38.02%.

Declo Poverty

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Name Poverty
High School10.71%
Less Than 9th Grade8.75%
Some College8.51%
Bachelors or Greater8.00%

Declo Poverty Rate by Education

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Rate Poverty
Female Unemployed73.68%
Female Employed10.84%
Male Employed2.11%
Male Unemployed0.00%

Declo Poverty Rate by Employment Status and Sex

Declo Income by Household Type

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Name Median Mean
Households$55,458$54,278
Families$56,500$61,341
Married Families$57,000-
Non Families$25,250$32,600
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Income by Household Type

Declo Marital Status

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Marriage Rates

67.9%

Overall Marriage Rate

67.3%

Male Marriage Rate

68.6%

Female Marriage Rate

Declo Married by Age and Sex

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Declo Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.

Declo Marital Status by Race

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Declo Marital Status

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23

Number of Veterans

23

Male Veterans

Female Veterans

War Veterans
Vietnam12
First Gulf War3
Second Gulf War2
World War II
Korea

Declo Veterans by War

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Age Group Veterans
75+6
65 to 746
55 to 646
35 to 545
18 to 34

Declo Veterans by Age

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Declo Veterans by Race

Declo Veterans by Education

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34.78%

Veteran Poverty Rate

73.91%

Veteran Disability Rate

Declo Veterans by Education

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64.3%

Labor Force Participation

58.6%

Employment Rate

8.9%

Unemployment Rate

Declo Employment by Age

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Declo Employment by Race

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Declo Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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55.13%

Born in Declo

77.57%

Native Born

22.43%

Foreign Born

12.74%

Non Citizen

9.70%

Naturalized

Place of Birth

77.57% of Declo residents were born in the United States, with 55.13% having been born in Idaho. 12.74% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Declo Place of Birth

Year Population Growth Annual Growth Rate
202137320.54%
202037120.54%
201936920.54%
201836720.55%
201736551.39%
2016360-2-0.55%
201536210.28%
201436130.84%
201335820.56%
201235641.14%
201135210.28%
20103510.00%

Declo Population by Year