Idaho County, Idaho Population 2021

Idaho County, Idaho's estimated population is 17,049 with a growth rate of 1.13% in the past year according to the most recent United States census data. Idaho County, Idaho is the 21st largest county in Idaho. The 2010 Population was 16,310 and has seen a growth of 4.53% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
202117,0491911.13%
202016,8581911.15%
201916,6671911.16%
201816,4761030.63%
201716,3731370.84%
201616,236-65-0.40%
201516,301260.16%
201416,275260.16%
201316,249-195-1.19%
201216,444-18-0.11%
201116,4621520.93%
201016,3102,52718.33%
199013,783-986-6.68%
198014,7691,87814.57%
197012,891-651-4.81%
196013,5422,11918.55%
195011,423-1,268-9.99%
194012,6912,58425.57%
193010,107-1,642-13.98%
192011,749-635-5.13%
191012,3843,26335.77%
19009,1216,166208.66%
18902,95592445.49%
18802,0311,182139.22%
18708490.00%
2021 Growth Rate
1.13%
County Website
State
Founded
February 4, 1864
County Seat
2010 Population
16,310
Growth Since 2010
4.53%
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Idaho County, Idaho Population Growth

Population by Race

Race Population Percentage
White15,31993.35%
American Indian and Alaska Native6493.95%
Two or More Races2531.54%
Some Other Race980.60%
Asian660.40%
Black or African American230.14%
Native Hawaiian and Other Pacific Islander30.02%
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Idaho County, Idaho Population by Race

Idaho County, Idaho Population Pyramid $2021

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Idaho County, Idaho Median Age

50.2


Total

48.7


Male

51.4


Female

Idaho County, Idaho Adults

There are 13,194 adults, (4,407 of whom are seniors) in Idaho County, Idaho.

Idaho County, Idaho Age Dependency

86.8

Age Dependency Ratio

50.2

Old Age Dependency Ratio

36.6

Child Dependency Ratio

Idaho County, Idaho Sex Ratio

Female

7,782

47.42%

Male

8,629

52.58%

Idaho County, Idaho Population by Age

Idaho County, Idaho Renter vs Owner Occupied by Household Type

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Idaho County, Idaho Household Types

Type Owner Renter
Married82.3%17.7%
All76.7%23.3%
Non Family70.8%29.2%
Female58%42%
Male52%48%

76.7%

Rate of Home Ownership

Idaho County, Idaho Households and Families

Type Count Average Size Owned
All6,4072.4576.7
Married3,8822.9582.3
Non Family2,0531.2370.8
Female3453.6558
Male1273.6752

2.98

Average Family Size

2.45

Average Household Size

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Idaho County, Idaho Households by Type

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Education Attained Count Percentage
Less Than 9th Grade2652.19%
9th to 12th Grade8827.29%
High School Graduate4,36936.11%
Some College3,10725.68%
Associates Degree1,0848.96%
Bachelors Degree1,86515.41%
Graduate Degree5284.36%
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Idaho County, Idaho Educational Attainment by Sex (over 25)

Idaho County, Idaho Educational Attainment by Race

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Race Total High School Bachelors
White11,22510,1522,292
Native American38237813
Hispanic30224321
2+ Races13912849
Other Race6964
Asian525221
Black72
Islander33

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

The highest rate of bachelors degrees is among asian people with a rate of 40.38%.

Idaho County, Idaho Educational Attainment by Race

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Name Average Male Female
Overall$27,414$33,083$21,924
Less Than 9th Grade$18,603$28,292$10,521
High School Graduate$20,632$22,500$14,784
Some College$29,167$38,014$20,969
Bachelors Degree$42,303$47,217$35,875
Graduate Degree$52,933$58,250$51,818

$27,414

Average Earnings

$33,083

Average Male

$21,924

Average Female

Idaho County, Idaho Earnings by Educational Attainment

Idaho County, Idaho Language by Age

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Idaho County, Idaho Language

95.27% of Idaho County, Idaho residents speak only English, while 4.73% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 2.21% of the population.

Idaho County, Idaho Language

Idaho County, Idaho Poverty by Race

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Name Total In Poverty Poverty Rate
White14,4532,01513.94%
Hispanic47716534.59%
Native6407611.88%
Multiple2223314.86%
Other873337.93%
Black181688.89%
Islander33100.00%
Asian6623.03%

14.34%

Overall Poverty Rate

13.89%

Male Poverty Rate

14.80%

Female Poverty Rate

Poverty in Idaho County, Idaho

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

The race least likely to be in poverty in Idaho County, Idaho is Asian, with 3.03% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.05%. Among those working part-time, it was 16.24%, and for those that did not work, the poverty rate was 20.24%.

Idaho County, Idaho Poverty

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Name Poverty
Less Than 9th Grade28.16%
High School16.83%
Some College13.27%
Bachelors or Greater4.53%

Idaho County, Idaho Poverty Rate by Education

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Rate Poverty
Female Unemployed35.54%
Male Unemployed16.94%
Female Employed8.43%
Male Employed5.97%

Idaho County, Idaho Poverty Rate by Employment Status and Sex

Idaho County, Idaho Income by Household Type

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Name Median Mean
Households$41,516$54,281
Families$51,595$64,619
Married Families$52,588-
Non Families$21,817$31,247
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Income by Household Type

Idaho County, Idaho Marital Status

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Marriage Rates

59.1%

Overall Marriage Rate

57.2%

Male Marriage Rate

61.3%

Female Marriage Rate

Idaho County, Idaho Married by Age and Sex

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Idaho County, Idaho 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.

Idaho County, Idaho Marital Status by Race

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Idaho County, Idaho Marital Status

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1,704

Number of Veterans

1,552

Male Veterans

152

Female Veterans

War Veterans
Vietnam793
First Gulf War342
Korea192
Second Gulf War176
World War II28

Idaho County, Idaho Veterans by War

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Age Group Veterans
65 to 74623
75+460
55 to 64285
35 to 54268
18 to 3468

Idaho County, Idaho Veterans by Age

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Name Veterans % of Total
White1,63313.14%
Hispanic4512.30%
Other Race3746.25%
Native American266.40%
2+ Races83.98%

Idaho County, Idaho Veterans by Race

Idaho County, Idaho Veterans by Education

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7.78%

Veteran Poverty Rate

35.11%

Veteran Disability Rate

Idaho County, Idaho Veterans by Education

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48.5%

Labor Force Participation

45.9%

Employment Rate

5.3%

Unemployment Rate

Idaho County, Idaho Employment by Age

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Idaho County, Idaho Employment by Race

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Idaho County, Idaho 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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51.92%

Born in Idaho County, Idaho

98.68%

Native Born

1.32%

Foreign Born

0.41%

Non Citizen

0.91%

Naturalized

Place of Birth

98.68% of Idaho County, Idaho residents were born in the United States, with 51.92% having been born in Idaho. 0.41% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Idaho County, Idaho Place of Birth

  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

Sources