United States › Idaho › Arco CITY
Arco Idaho · 918 residents (2025 est.) · 1.07 sq mi
Time machine
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The short version
Arco is home to 850 people in Idaho. The poverty rate is 31.9%, above the 12.5% national rate. Households here earn about 52% less than in Idaho as a whole. About 24% of adults have finished a four-year degree. 1% of people here were born outside the United States. Median rent is $564 a month.
At a glance
Lower income
below the US median
US median: $82,259
Younger
median age 34.6
US median: 38.9
Less educated
24% hold a bachelor's degree
US average: 36%
Less affordable
home values up 126%, inflation adjusted
US median home: $376,019
Section 01
Population & growth from 1,026 in 2000
918 in 2025 (Census Bureau estimate)
from 867 / sq mi in 2009
US average: 281
from 40.2 in 2000
US average: 38.9
Population, 1990 – 2024
618 765 913 1K 1K 1990 2000 2010 2020 2024 Arco Age distribution, 2024
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Section 02
Income & economy $37,644
−26%inflation adjusted, since 2000
from $27,993 in 2000
US average: $82,259
from $14,744 in 2000
US average: $44,673
Households earning $100K+
from 14.8% in 2009
US average: 53.3%
from 22.6% in 2000
US average: 12.5%
from 0.447 in 2010
US average: 0.476
Workforce by industry, 2024
Agriculture, forestry, fishing 8.2%
Professional, scientific, technical 7.1%
Arts, entertainment, food 1.5%
Transportation & warehousing 0%
Education & health services 0%
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$192,000
+126%inflation adjusted, since 2000
from $46,600 in 2000
US average: $376,019
$564
−8%inflation adjusted, since 2000
from $336 in 2000
US average: $1,442
from 67.7% in 2000
39.8% rent
from 22.6% in 2009
US average: 10.0%
2.55 people
+31%since 2009
from 1.94 people in 2009
US average: 2.54
from 34.1% in 2009
US average: 22.9%
from 42.0% in 2009
US average: 47.4%
from 2.8 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 93.9%(963)
Hispanic / Latino 3.6%(37)
2024
White, non-Hispanic 84.6%(719)
Hispanic / Latino 6.7%(57)
from 11 in 2009
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Section 04 · Origins
Detailed origins & ancestry Ancestry
+ 5 more ancestry groups with data from 12.7% in 2000
US average: 35.6%
High school or higher
from 76.4% in 2000
US average: 89.6%
from 4.5% in 2000
US average: 14.0%
Section 06
Commute & transportation from 14.7 min in 2000
US average: 26.5
from 52.8% in 2009
US average: 68.9%
from 27.8% in 2009
US average: 8.5%
from 3.4% in 2009
US average: 3.2%
from 8.1% in 2009
US average: 15.0%
from 7.9% in 2009
US average: 2.4%
from 0.0% in 2009
US average: 0.4%
from 6.1% in 2009
US average: 8.3%
Section 07
Work & employment from 4.8% in 2011
US average: 5.2%
from 57.1% in 2011
US average: 63.5%
Women 20-64 in the labor force
from 41.4% in 2020
US average: 74.6%
from 12.6% in 2009
US average: 13.1%
from 28.1% in 2009
US average: 42.5%
Section 08
People & community from 1.1% in 2009
US average: 14.1%
from 14.8% in 2009
US average: 6.2%
from 16.6% in 2012
US average: 13.3%
from 23.9% in 2013
US average: 8.4%
from 66.1% in 2017
US average: 91.0%
Computer in household
from 95.8% in 2020
US average: 95.5%
from 79.3% in 2020
US average: 87.7%
from 98.3% in 2016
US average: 77.7%
from 1.2% in 2016
US average: 13.6%
Marital status
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09
Health coverage from 23.9% in 2013
US average: 8.4%
from 32.6% in 2020
US average: 54.8%
Direct-purchase
from 15.2% in 2020
US average: 13.8%
from 19.9% in 2020
US average: 18.4%
from 34.6% in 2020
US average: 20.9%
VA health care
from 1.7% in 2020
US average: 2.2%
Any private
from 45.2% in 2020
US average: 67.1%
Any public
from 52.0% 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) 52.3%(34)
Share of the 65 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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Frequently asked
How many people live in Arco, Idaho? Arco, Idaho has about 850 residents according to the 2024 American Community Survey.
What is the median household income in Arco, Idaho? The typical household in Arco, Idaho earns about $37,644 a year. Half of households make more than that, and half make less.
Is Arco, Idaho expensive? In Arco, Idaho, the median home is worth about $192,000, and the typical rent is about $564 a month.
How educated are people in Arco, Idaho? About 23.9% of adults age 25 and over in Arco, Idaho hold a bachelor's degree or higher.
What is the poverty rate in Arco, Idaho? About 31.9% of people in Arco, Idaho live below the federal poverty line.
Has Arco, Idaho grown since 1990? Yes, Arco, Idaho has shrunk since 1990. The population has lost about 177 residents, a change of about -17 percent over that period.
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