Boise County, Idaho Population 2021

Boise County, Idaho's estimated population is 8,183 with a growth rate of 2.20% in the past year according to the most recent United States census data. Boise County, Idaho is the 34th largest county in Idaho. The 2010 Population was 7,005 and has seen a growth of 16.82% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
20218,1831762.20%
20208,0071762.25%
20197,8311762.30%
20187,6553084.19%
20177,3472523.55%
20167,0951321.90%
20156,9631842.71%
20146,779590.88%
20136,720-70-1.03%
20126,790-196-2.81%
20116,986-19-0.27%
20107,0053,49699.63%
19903,50951017.01%
19802,9991,23670.11%
19701,7631177.11%
19601,646-130-7.32%
19501,776-557-23.87%
19402,33348626.31%
19301,847251.37%
19201,822-3,428-65.30%
19105,2501,07625.78%
19004,17483224.90%
18903,3421283.98%
18803,214-620-16.17%
18703,8340.00%
2021 Growth Rate
2.20%
County Website
State
Founded
February 4, 1864
County Seat
2010 Population
7,005
Growth Since 2010
16.82%
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Boise County, Idaho Population Growth

Population by Race

Race Population Percentage
White7,01695.09%
Two or More Races2122.87%
Asian710.96%
American Indian and Alaska Native320.43%
Some Other Race230.31%
Black or African American190.26%
Native Hawaiian and Other Pacific Islander50.07%
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Boise County, Idaho Population by Race

Boise County, Idaho Population Pyramid $2021

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Boise County, Idaho Median Age

54


Total

54.3


Male

53.2


Female

Boise County, Idaho Adults

There are 6,118 adults, (1,835 of whom are seniors) in Boise County, Idaho.

Boise County, Idaho Age Dependency

72.3

Age Dependency Ratio

42.8

Old Age Dependency Ratio

29.4

Child Dependency Ratio

Boise County, Idaho Sex Ratio

Female

3,599

48.78%

Male

3,779

51.22%

Boise County, Idaho Population by Age

Boise County, Idaho Renter vs Owner Occupied by Household Type

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Boise County, Idaho Household Types

Type Owner Renter
Married86.9%13.1%
Male84.7%15.3%
All82.8%17.2%
Non Family78.2%21.8%
Female64.8%35.2%

82.8%

Rate of Home Ownership

Boise County, Idaho Households and Families

Type Count Average Size Owned
All3,2052.2882.8
Married1,9712.7286.9
Non Family9631.2778.2
Female1992.7564.8
Male722.5784.7

2.67

Average Family Size

2.28

Average Household Size

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Boise County, Idaho Households by Type

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Education Attained Count Percentage
Less Than 9th Grade601.04%
9th to 12th Grade2674.65%
High School Graduate1,75630.56%
Some College1,36123.68%
Associates Degree74312.93%
Bachelors Degree98917.21%
Graduate Degree5719.94%
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Boise County, Idaho Educational Attainment by Sex (over 25)

Boise County, Idaho Educational Attainment by Race

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Race Total High School Bachelors
White5,3085,0021,427
Hispanic20118949
2+ Races12711830
Asian717147
Native American28287
Other Race178
Black1212
Islander555

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 islander people with a rate of 100.00%.

Boise County, Idaho Educational Attainment by Race

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Name Average Male Female
Overall$36,880$52,070$23,194
Less Than 9th Grade$14,750$19,205$
High School Graduate$30,156$39,300$22,107
Some College$31,673$41,250$21,970
Bachelors Degree$48,750$58,688$19,135
Graduate Degree$93,542$131,875$70,515

$36,880

Average Earnings

$52,070

Average Male

$23,194

Average Female

Boise County, Idaho Earnings by Educational Attainment

Boise County, Idaho Language by Age

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Boise County, Idaho Language

94.54% of Boise County, Idaho residents speak only English, while 5.46% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 3.24% of the population.

Boise County, Idaho Language

Boise County, Idaho Poverty by Race

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Name Total In Poverty Poverty Rate
White6,67573711.04%
Native321650.00%
Hispanic329154.56%
Multiple209125.74%
Black19736.84%
Other23521.74%

10.73%

Overall Poverty Rate

7.48%

Male Poverty Rate

14.17%

Female Poverty Rate

Poverty in Boise County, Idaho

The race most likely to be in poverty in Boise County, Idaho is Native, with 50.00% below the poverty level.

The race least likely to be in poverty in Boise County, Idaho is Hispanic, with 4.56% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.07%. Among those working part-time, it was 15.76%, and for those that did not work, the poverty rate was 13.64%.

Boise County, Idaho Poverty

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Name Poverty
Less Than 9th Grade21.41%
Bachelors or Greater12.05%
High School10.71%
Some College4.75%

Boise County, Idaho Poverty Rate by Education

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Rate Poverty
Female Employed13.23%
Male Unemployed11.49%
Male Employed2.10%
Female Unemployed0.00%

Boise County, Idaho Poverty Rate by Employment Status and Sex

Boise County, Idaho Income by Household Type

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Name Median Mean
Households$59,646$72,816
Families$70,687$84,492
Married Families$72,319-
Non Families$31,344$44,305
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Income by Household Type

Boise County, Idaho Marital Status

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Marriage Rates

62.2%

Overall Marriage Rate

62.2%

Male Marriage Rate

62.3%

Female Marriage Rate

Boise County, Idaho Married by Age and Sex

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Boise 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 55-64.

Boise County, Idaho Marital Status by Race

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Boise County, Idaho Marital Status

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846

Number of Veterans

767

Male Veterans

79

Female Veterans

War Veterans
Vietnam424
First Gulf War154
Second Gulf War99
Korea58
World War II

Boise County, Idaho Veterans by War

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Age Group Veterans
65 to 74322
55 to 64174
75+168
35 to 54148
18 to 3434

Boise County, Idaho Veterans by Age

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Name Veterans % of Total
White83414.28%
Hispanic83.48%
Asian711.67%
2+ Races53.42%

Boise County, Idaho Veterans by Race

Boise County, Idaho Veterans by Education

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6.74%

Veteran Poverty Rate

26.83%

Veteran Disability Rate

Boise County, Idaho Veterans by Education

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49.2%

Labor Force Participation

46.4%

Employment Rate

5.4%

Unemployment Rate

Boise County, Idaho Employment by Age

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Boise County, Idaho Employment by Race

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Boise 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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43.47%

Born in Boise County, Idaho

96.64%

Native Born

3.36%

Foreign Born

1.76%

Non Citizen

1.60%

Naturalized

Place of Birth

96.64% of Boise County, Idaho residents were born in the United States, with 43.47% having been born in Idaho. 1.76% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Boise 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