Adams County, Idaho Population 2020

Adams County, Idaho's estimated population is 4,486 with a growth rate of 2.70% in the past year according to the most recent United States census data. Adams County, Idaho is the 40th largest county in Idaho.

Year Population Growth Growth Rate
20204,4861182.70%
20194,3681182.78%
20184,2501182.86%
20174,1321924.87%
20163,940511.31%
20153,88970.18%
20143,882200.52%
20133,862-45-1.15%
20123,907-73-1.83%
20113,980180.45%
20103,96270821.76%
19903,254-93-2.78%
19803,34747016.34%
19702,877-101-3.39%
19602,978-369-11.02%
19503,347-60-1.76%
19403,40754018.84%
19302,867-99-3.34%
19202,9660.00%
2020 Growth Rate
2.70%
County Website
State
Founded
March 3, 1911
County Seat
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Adams County, Idaho Population Growth

Population by Race

Race Population Percentage
White3,85295.84%
Two or More Races942.34%
American Indian and Alaska Native501.24%
Black or African American110.27%
Native Hawaiian and Other Pacific Islander80.20%
Some Other Race40.10%
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Adams County, Idaho Population Pyramid 2020

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Adams County, Idaho Median Age

54.2


Total

53.7


Male

54.4


Female

Adams County, Idaho Adults

There are 3,282 adults, (1,128 of whom are seniors) in Adams County, Idaho.

Adams County, Idaho Age Dependency

86.6

Age Dependency Ratio

52.4

Old Age Dependency Ratio

34.2

Child Dependency Ratio

Adams County, Idaho Sex Ratio

Female

1,926

47.92%

Male

2,093

52.08%

Adams County, Idaho Households and Families

Adams County, Idaho Renter vs Owner Occupied by Household Type

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Adams County, Idaho Household Types

Type Owner Renter
Married89.2%10.8%
All80.6%19.4%
Non Family76.3%23.8%
Male68.6%31.4%
Female52.6%47.4%

80.6%

Rate of Home Ownership

Type Count Average Size Owned
All1,6752.3680.6
Married9052.7189.2
Non Family5601.1376.3
Female1754.0752.6
Male354.4368.6

2.94

Average Family Size

2.36

Average Household Size

2.9%

Unmarried (Opposite Sex)

0%

Unmarried (Same Sex)

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Adams County, Idaho Education

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Education Attained Count Percentage
Less Than 9th Grade943.07%
9th to 12th Grade2247.31%
High School Graduate1,15437.65%
Some College78425.58%
Associates Degree2257.34%
Bachelors Degree34211.16%
Graduate Degree2427.90%
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Adams County, Idaho Educational Attainment by Race

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Name Total High School Bachelors
White2,9232,626566
Hispanic543310
Native American4545
Multiple Races32328
Black1111
Other Race444

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 other race people with a rate of 100.00%.

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Name Average Male Female
Overall$28,833$35,526$22,717
Less Than High School$25,750$37,054$12,159
High School Grad$26,515$31,739$19,583
Some College$31,215$36,736$26,625
Bachelors Degree$30,476$$30,655
Graduate Degree$$$

$28,833

Average Earnings

$35,526

Average Male

$22,717

Average Female

Adams County, Idaho Language

Adams County, Idaho Language by Age

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Adams County, Idaho Language

95.76% of Adams County, Idaho residents speak only English, while 4.24% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.33% of the population.

Adams County, Idaho Poverty

Adams County, Idaho Poverty by Race

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Name Total In Poverty Poverty Rate
White3,69743111.66%
Multiple941414.89%
Islander88100.00%

11.35%

Overall Poverty Rate

12.04%

Male Poverty Rate

10.61%

Female Poverty Rate

Poverty in Adams County, Idaho

The race most likely to be in poverty in Adams County, Idaho is Islander, with 100.00% below the poverty level.

The race least likely to be in poverty in Adams County, Idaho is White, with 11.66% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 6.04%. Among those working part-time, it was 8.15%, and for those that did not work, the poverty rate was 14.49%.

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Name Poverty
Less Than High School17.92%
High School12.71%
Some College7.53%
Bachelors or Greater5.31%
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Name Poverty
Female Unemployed29.17%
Male Unemployed12.71%
Male Employed7.99%
Female Employed4.63%

Adams County, Idaho Income

Adams County, Idaho Income by Household Type

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Name Median Mean
Households$45,319$58,034
Families$57,050$70,928
Married Families$64,805-
Non Families$24,286$30,814
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Adams County, Idaho Marital Status

Adams County, Idaho Marital Status

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Marriage Rates

58.7%

Overall Marriage Rate

54.0%

Male Marriage Rate

63.8%

Female Marriage Rate

Adams County, Idaho Married by Age and Sex

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Adams County, Idaho Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Adams County, Idaho Marital Status by Race

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Adams County, Idaho Veterans

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550

Number of Veterans

492

Male Veterans

58

Female Veterans

War Veterans
Vietnam278
First Gulf War78
Korea71
Second Gulf War56
World War II16
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Age Group Veterans
65 to 74209
75+144
55 to 64101
35 to 5487
18 to 349
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Name Veterans % of Total
White52916.72%
Indian2142.00%
Hispanic1627.12%

Adams County, Idaho Veterans by Education

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12.91%

Veteran Poverty Rate

47.82%

Veteran Disability Rate

Adams County, Idaho Employment Status

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50.4%

Labor Force Participation

44.8%

Employment Rate

11.1%

Unemployment Rate

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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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43.79%

Born in Idaho

98.31%

Native Born

1.69%

Foreign Born

0.52%

Non Citizen

1.17%

Naturalized

Place of Birth

98.31% of Adams County, Idaho residents were born in the United States, with 43.79% having been born in Idaho. 0.52% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990