Blaine County, Idaho Population 2020

Blaine County, Idaho's estimated population is 22,277 with a growth rate of 1.32% in the past year according to the most recent United States census data. Blaine County, Idaho is the 17th largest county in Idaho.

Year Population Growth Growth Rate
201822,6013241.45%
201722,2772901.32%
201621,9873451.59%
201521,6421770.82%
201421,4651350.63%
201321,3301990.94%
201221,131470.22%
201121,084-212-1.00%
201021,2967,74457.14%
199013,5523,71137.71%
19809,8414,09271.18%
19705,7491,15125.03%
19604,598-786-14.60%
19505,384891.68%
19405,2951,52740.53%
19303,768-705-15.76%
19204,473-3,914-46.67%
19108,3873,48771.16%
19004,9000.00%

How Many People Live in Blaine County, Idaho?

22,277

Blaine County, Idaho Population Growth

Population by Race

Race Population Percentage
White20,92495.14%
Two or More Races4422.01%
Asian2481.13%
Some Other Race2060.94%
Native Hawaiian and Other Pacific Islander890.40%
Black or African American810.37%
American Indian and Alaska Native40.02%

Blaine County, Idaho Population Pyramid 2020

Blaine County, Idaho Median Age

43.2


Total

41.8


Male

44.9


Female

Blaine County, Idaho Adults

There are 16,959 adults, (3,804 of whom are seniors) in Blaine County, Idaho.

Blaine County, Idaho Age Dependency

67.2

Age Dependency Ratio

28.9

Old Age Dependency Ratio

38.3

Child Dependency Ratio

Blaine County, Idaho Sex Ratio

Female

10,743

48.85%

Male

11,251

51.15%

Blaine County, Idaho Households and Families

Blaine County, Idaho Renter vs Owner Occupied by Household Type

Blaine County, Idaho Household Types

Type Owner Renter
Married79.3%20.7%
All69.7%30.3%
Non Family62.5%37.5%
Female58.7%41.3%
Male30.1%69.9%

69.7%

Rate of Home Ownership

Type Count Average Size Owned
All8,1902.6469.7
Married4,0543.1579.3
Non Family3,1961.2462.5
Female7444.9358.7
Male1966.1230.1

3.47

Average Family Size

2.64

Average Household Size

3.6%

Unmarried (Opposite Sex)

0.1%

Unmarried (Same Sex)

Blaine County, Idaho Education

Education Attained Count Percentage
Less Than 9th Grade9626.24%
9th to 12th Grade8265.36%
High School Graduate3,39922.05%
Some College3,15020.44%
Associates Degree1,1857.69%
Bachelors Degree3,88925.23%
Graduate Degree2,00312.99%

Blaine County, Idaho Educational Attainment by Race

Name Total High School Bachelors
White12,58312,2195,541
Hispanic2,4331,057214
Asian248205144
Multiple Races22911826
Other Race1238180
Black6560
Islander544120
Native American44

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

The highest rate of bachelors degrees is among other race people with a rate of 65.04%.

Name Average Male Female
Overall$34,918$40,573$28,805
Less Than High School$23,627$25,711$18,734
High School Grad$32,465$40,144$26,601
Some College$31,223$40,412$27,005
Bachelors Degree$48,929$55,544$43,313
Graduate Degree$45,660$54,545$42,195

$34,918

Average Earnings

$40,573

Average Male

$28,805

Average Female

Blaine County, Idaho Language

Blaine County, Idaho Language by Age

Blaine County, Idaho Language

80.02% of Blaine County, Idaho residents speak only English, while 19.98% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 18.56% of the population.

Blaine County, Idaho Poverty

Blaine County, Idaho Poverty by Race

Name Total In Poverty Poverty Rate
White16,5831,74110.50%
Hispanic4,7841,29126.99%
Other20612862.14%
Asian2486626.61%
Black761621.05%
Multiple44271.58%

14.02%

Overall Poverty Rate

12.76%

Male Poverty Rate

15.33%

Female Poverty Rate

Poverty in Blaine County, Idaho

The race most likely to be in poverty in Blaine County, Idaho is Other, with 62.14% below the poverty level.

The race least likely to be in poverty in Blaine County, Idaho is Multiple, with 1.58% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.90%. Among those working part-time, it was 10.52%, and for those that did not work, the poverty rate was 25.73%.

Name Poverty
High School15.08%
Less Than High School13.22%
Bachelors or Greater7.23%
Some College5.80%
Name Poverty
Male Unemployed11.11%
Male Employed5.85%
Female Employed5.04%
Female Unemployed0.00%

Blaine County, Idaho Income

Blaine County, Idaho Income by Household Type

Name Median Mean
Households$51,968$78,091
Families$71,699$92,904
Married Families$79,746-
Non Families$37,404$53,915

Blaine County, Idaho Marital Status

Blaine County, Idaho Marital Status

Marriage Rates

56.6%

Overall Marriage Rate

58.5%

Male Marriage Rate

54.7%

Female Marriage Rate

Blaine County, Idaho Married by Age and Sex

Blaine County, Idaho Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Blaine County, Idaho Marital Status by Race

Blaine County, Idaho Veterans

1,306

Number of Veterans

1,245

Male Veterans

61

Female Veterans

War Veterans
Vietnam423
First Gulf War299
Second Gulf War243
World War II121
Korea89
Name Veterans % of Total
White1,2657.82%
Asian3212.90%
Hispanic170.57%
Other64.88%
2 or More31.21%

$Blaine County, Idaho Veterans by Education

3.75%

Veteran Poverty Rate

24.58%

Veteran Disability Rate

Blaine County, Idaho Employment Status

71.5%

Labor Force Participation

70.1%

Employment Rate

1.9%

Unemployment Rate

Blaine County, Idaho Place of Birth

Origin of Non-Citizens

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

Origin of Naturalized Citizens

33.15%

Born in Idaho

85.43%

Native Born

14.57%

Foreign Born

10.46%

Non Citizen

Place of Birth

85.43% of Blaine County, Idaho residents were born in the United States, with 33.15% having been born in Idaho. 10.46% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

  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