United States › Idaho › Blaine County COUNTY · 2020 ACS
Blaine County Idaho · 24,272 residents · 2,638 sq mi
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The short version
With 24,272 people, Blaine County is a county in Idaho. At a median age of 45.4, this is an older place than the country as a whole. Home values have risen by half since 2000, reaching $458,100. 5,281 more people live here than in 2000. Getting to work takes 17 minutes on average. 39% of adults hold a bachelor's degree or higher.
At a glance
Average income
near the US median
US median: $66,278
Older
median age 45.4
US median: 38.8
More educated
39% hold a bachelor's degree
US average: 33%
Stable housing
home values roughly flat, inflation adjusted
US median home: $265,253
Section 01
Population & growth from 37.4 in 2000
US average: 38.8
Population, 1990 – 2024
12K 16K 19K 23K 26K 1990 2000 2010 2020 2024 Blaine County Age distribution, 2020
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Section 02
Income & economy $64,627
−15%inflation adjusted, since 2000
from $50,496 in 2000
US average: $66,278
from $31,346 in 2000
US average: $35,364
Households earning $100K+
from 37.8% in 2009
US average: 43.9%
from 7.8% in 2000
US average: 12.8%
Workforce by industry, 2020
Agriculture, forestry, fishing 3.5%
Professional, scientific, technical 2.9%
Public administration 2.2%
Arts, entertainment, food 2.1%
Transportation & warehousing 1.1%
Education & health services 0%
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$458,100
+14%inflation adjusted, since 2000
from $266,500 in 2000
US average: $265,253
$1,002
−10%inflation adjusted, since 2000
from $740 in 2000
US average: $1,124
from 68.9% in 2000
30.1% rent
2.69 people
+10%since 2009
from 2.44 people in 2009
US average: 2.61
from 8.9 in 2009
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Section 04
Race & ethnicity 2000
White, non-Hispanic 87%(16,531)
Hispanic / Latino 10.7%(2,030)
2020
White, non-Hispanic 74.3%(18,024)
Hispanic / Latino 20.7%(5,021)
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 23 more ancestry groups with data from 43.1% in 2000
US average: 32.9%
High school or higher
from 90.2% in 2000
US average: 88.5%
from 12.9% in 2000
US average: 12.7%
Section 06
Commute & transportation from 12.9 min in 2000
US average: 26.9
from 70.3% in 2009
US average: 75.1%
from 2.2% in 2009
US average: 8.4%
Section 07
Work & employment from 6.4% in 2011
US average: 5.4%
from 74.4% in 2011
US average: 63.4%
Women 20-64 in the labor force
US average: 73.3%
from 31.7% in 2009
US average: 39.3%
Section 08
People & community from 14.0% in 2009
US average: 13.5%
from 18.4% in 2013
US average: 8.8%
Computer in household
US average: 91.9%
Marital status (2024)
Men 15+
Never married 28.3%(3,083)
Women 15+
Never married 21.6%(2,225)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 18.4% in 2013
US average: 8.8%
Direct-purchase
US average: 13.7%
VA health care
US average: 2.3%
Any private
US average: 68.1%
Any public
US average: 35.2%
Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.
Section 09 · Service history
Veterans Veterans by period of service, 2020
Gulf War (2001 or later) 9.3%(112)
Share of the 1,199 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.
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Drill deeper
Places similar to Blaine County Head to head
Compare Blaine County to nearby counties BLAINE COUNTY VS
Lincoln County
Income $71,453 +11%
Home value $255,600 −44%
Population 5,603 −78%
SEE FULL COMPARISON →
BLAINE COUNTY VS
Minidoka County
Income $70,377 +9%
Home value $262,600 −43%
Population 22,911 −10%
SEE FULL COMPARISON →
BLAINE COUNTY VS
Camas County
Income $57,955 −10%
Home value $304,000 −34%
Population 1,316 −95%
SEE FULL COMPARISON →
BLAINE COUNTY VS
Butte County
Income $53,015 −18%
Home value $217,600 −52%
Population 2,783 −89%
SEE FULL COMPARISON →
Frequently asked
How many people live in Blaine County, Idaho? Blaine County, Idaho has about 24,272 residents according to the 2020 American Community Survey.
What is the median household income in Blaine County, Idaho? The typical household in Blaine County, Idaho earns about $64,627 a year. Half of households make more than that, and half make less.
Is Blaine County, Idaho expensive? In Blaine County, Idaho, the median home is worth about $458,100, and the typical rent is about $1,002 a month.
How educated are people in Blaine County, Idaho? About 39.3% of adults age 25 and over in Blaine County, Idaho hold a bachelor's degree or higher.
What is the poverty rate in Blaine County, Idaho? About 12.6% of people in Blaine County, Idaho live below the federal poverty line.
Has Blaine County, Idaho grown since 1990? Yes, Blaine County, Idaho has grown since 1990. The population has added about 10,720 residents, a change of about 79 percent over that period.
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