United States › Idaho › Idaho County COUNTY
Idaho County Idaho · 17,874 residents (2025 est.) · 8,477 sq mi
Time machine
COMPARE TO 1990 Census 2000 Census 2009 ACS 2010 ACS 2011 ACS 2012 ACS 2013 ACS 2014 ACS 2015 ACS 2016 ACS 2017 ACS 2018 ACS 2019 ACS 2020 ACS 2021 ACS 2022 ACS 2023 ACS
The short version
With 17,432 people, Idaho County is a county in Idaho. At a median age of 49.4, this is an older place than the country as a whole. There are 2 people per square mile. 81% of homes are owner-occupied. 23% of adults hold a bachelor's degree, below the 36% national rate. The foreign-born share is 2%.
At a glance
Lower income
below the US median
US median: $82,259
Older
median age 49.4
US median: 38.9
Less educated
23% hold a bachelor's degree
US average: 36%
Less affordable
home values up 89%, inflation adjusted
US median home: $376,019
Section 01
Population & growth from 15,511 in 2000
17,874 in 2025 (Census Bureau estimate)
from 2 / sq mi in 2009
US average: 281
from 42.3 in 2000
US average: 38.9
Population, 1990 – 2024
13K 15K 16K 17K 18K 1990 2000 2010 2020 2024 Idaho County Age distribution, 2024
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02
Income & economy $66,325
+23%inflation adjusted, since 2000
from $29,515 in 2000
US average: $82,259
from $14,411 in 2000
US average: $44,673
Households earning $100K+
from 13.8% in 2009
US average: 53.3%
from 16.3% in 2000
US average: 12.5%
from 0.424 in 2010
US average: 0.476
Workforce by industry, 2024
Agriculture, forestry, fishing 13.1%
Professional, scientific, technical 1.9%
Public administration 1.8%
Arts, entertainment, food 1.3%
Transportation & warehousing 1.2%
Education & health services 0.7%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
$310,200
+89%inflation adjusted, since 2000
from $89,900 in 2000
US average: $376,019
$789
+6%inflation adjusted, since 2000
from $410 in 2000
US average: $1,442
from 77.2% in 2000
19.1% rent
from 20.1% in 2009
US average: 10.0%
from 2.33 people in 2009
US average: 2.54
from 25.3% in 2009
US average: 22.9%
from 34.6% in 2009
US average: 47.4%
from 3.8 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.
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04
Race & ethnicity 2000
White, non-Hispanic 93.4%(14,491)
Hispanic / Latino 1.6%(243)
2024
White, non-Hispanic 89.1%(15,540)
from 18 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
from 16 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 22 more ancestry groups with data from 14.4% in 2000
US average: 35.6%
High school or higher
from 82.9% in 2000
US average: 89.6%
from 3.8% in 2000
US average: 14.0%
Section 06
Commute & transportation from 15.0 min in 2000
US average: 26.5
from 68.7% in 2009
US average: 68.9%
from 12.2% in 2009
US average: 8.5%
from 0.3% in 2009
US average: 3.2%
from 5.9% in 2009
US average: 15.0%
from 11.2% in 2009
US average: 2.4%
from 0.4% in 2009
US average: 0.4%
from 3.7% in 2009
US average: 8.3%
Section 07
Work & employment from 8.8% in 2011
US average: 5.2%
from 51.7% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 67.2% in 2020
US average: 74.6%
from 11.1% in 2009
US average: 13.1%
from 26.6% in 2009
US average: 42.5%
Section 08
People & community from 1.4% in 2009
US average: 14.1%
from 15.4% in 2009
US average: 6.2%
from 19.7% in 2012
US average: 13.3%
from 17.0% in 2013
US average: 8.4%
from 64.3% in 2017
US average: 91.0%
Computer in household
from 86.2% in 2020
US average: 95.5%
from 86.2% in 2020
US average: 87.7%
from 97.0% in 2016
US average: 77.7%
from 1.7% in 2016
US average: 13.6%
Marital status
Men 15+
Never married 24.3%(1,850)
Women 15+
Never married 19.6%(1,392)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 17.0% in 2013
US average: 8.4%
from 40.8% in 2020
US average: 54.8%
Direct-purchase
from 17.1% in 2020
US average: 13.8%
from 32.6% in 2020
US average: 18.4%
from 16.3% in 2020
US average: 20.9%
VA health care
from 4.4% in 2020
US average: 2.2%
Any private
from 58.6% in 2020
US average: 67.1%
Any public
from 45.0% in 2020
US average: 36.7%
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, 2024
Gulf War (2001 or later) 9.3%(132)
Gulf War (1990s) 20.2%(285)
Share of the 1,414 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.
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Drill deeper
Places similar to Idaho County Head to head
Compare Idaho County to nearby counties IDAHO COUNTY VS
Lewis County
Income $51,615 −22%
Home value $225,300 −27%
Population 3,704 −79%
SEE FULL COMPARISON →
IDAHO COUNTY VS
Clearwater County
Income $60,000 −10%
Home value $268,200 −14%
Population 9,118 −49%
SEE FULL COMPARISON →
IDAHO COUNTY VS
Ravalli County
Income $71,283 +7%
Home value $476,600 +54%
Population 48,582 +172%
SEE FULL COMPARISON →
IDAHO COUNTY VS
Valley County
Income $76,078 +15%
Home value $657,000 +112%
Population 12,831 −28%
SEE FULL COMPARISON →
Frequently asked
How many people live in Idaho County, Idaho? Idaho County, Idaho has about 17,432 residents according to the 2024 American Community Survey.
What is the median household income in Idaho County, Idaho? The typical household in Idaho County, Idaho earns about $66,325 a year. Half of households make more than that, and half make less.
Is Idaho County, Idaho expensive? In Idaho County, Idaho, the median home is worth about $310,200, and the typical rent is about $789 a month.
How educated are people in Idaho County, Idaho? About 22.6% of adults age 25 and over in Idaho County, Idaho hold a bachelor's degree or higher.
What is the poverty rate in Idaho County, Idaho? About 11.1% of people in Idaho County, Idaho live below the federal poverty line.
Has Idaho County, Idaho grown since 1990? Yes, Idaho County, Idaho has grown since 1990. The population has added about 3,649 residents, a change of about 26 percent over that period.
Keep going
Explore from here 