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CITY · 2000 CENSUS

Arco

Idaho · 1,026 residents · 1.07 sq mi
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The short version

Arco is a city of 1,026 people in Idaho. The median age is 40.2, about 5 years above the US median. The typical home is worth $46,600. About 13% of adults have finished a four-year degree. The poverty rate is 22.6%, above the 12.4% national rate. Households here earn about 25% less than in Idaho as a whole.

At a glance
Lower income
below the US median
US median: $42,589
Older
median age 40.2
US median: 35.2
Less educated
13% hold a bachelor's degree
US average: 24%
Stable housing
home values roughly flat, inflation adjusted
US median home: $120,530
Section 01

Population & growth

1,026
Unchangedsince 1990
from 1,027 in 1990
1990 – 2025
40.2
+9%since 1990
from 37.0 in 1990
US average: 35.2
Land area
1.07 sq mi
Population, 19902024
6187659131K1K19902000201020202024Arco
2024850
1990201020202024
Age distribution, 2000
Under 57.4%(76)
US avg: 6.8%
5 to 98.3%(85)
US avg: 7.3%
10 to 147.7%(79)
US avg: 7.3%
15 to 196.9%(71)
US avg: 7.2%
20 to 244.4%(45)
US avg: 6.7%
25 to 3410.5%(108)
US avg: 14.2%
35 to 4411.9%(122)
US avg: 16%
45 to 5413.7%(141)
US avg: 13.4%
55 to 6412.1%(124)
US avg: 8.6%
65 to 749.8%(101)
US avg: 6.5%
75 to 844.6%(47)
US avg: 4.4%
85 and over2.6%(27)
US avg: 1.5%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$27,993
−4%inflation adjusted, since 1990
from $22,188 in 1990
US average: $42,589
1990 – 2024
$14,744
+41%since 1990
from $10,453 in 1990
US average: $21,522
22.6%
+10.1 ptssince 1990
from 12.5% in 1990
US average: 12.4%
Section 03

Housing

$46,600
−2%inflation adjusted, since 1990
from $36,200 in 1990
US average: $120,530
1990 – 2024
$336
+1%inflation adjusted, since 1990
from $253 in 1990
US average: $602
67.7%
−2.5 ptssince 1990
from 70.2% in 1990
32.3% rent
Section 04

Race & ethnicity

1990
White, non-Hispanic95.6%(982)
Black0%(0)
Hispanic / Latino6.2%(64)
Asian0.2%(2)
2000
White, non-Hispanic93.9%(963)
Black0.5%(5)
Hispanic / Latino3.6%(37)
Asian0%(0)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin
Mexican6.5%(55)
Cuban0.2%(2)
Ancestry
English12%(102)
German11.6%(99)
American10.5%(89)
Scottish5.1%(43)
Irish4.9%(42)
Danish3.4%(29)
Welsh3.4%(29)
Norwegian1.9%(16)
French1.3%(11)
Russian1.1%(9)
Swedish0.9%(8)
Swiss0.9%(8)
+ 5 more ancestry groups with data
Canadian0.6%(5)
Italian0.5%(4)
Portuguese0.5%(4)
Finnish0.1%(1)
Section 05

Education

12.7%
−5.5 ptssince 1990
from 18.2% in 1990
US average: 24.4%
High school or higher
76.4%
−1.8 ptssince 1990
from 78.2% in 1990
US average: 80.3%
4.5%
+1.6 ptssince 1990
from 2.8% in 1990
US average: 8.8%
Section 06

Commute & transportation

14.7 min
−31%since 1990
from 21.3 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Marital status
Men 15+
Never married19.9%(76)
Married62.3%(238)
Widowed3.4%(13)
Divorced14.4%(55)
Women 15+
Never married12.4%(53)
Married51.9%(221)
Widowed14.6%(62)
Divorced21.1%(90)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2000
Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

5.4%
−18.5 ptssince 2013
from 23.9% in 2013
US average: 8.4%
26.8%
−5.8 ptssince 2020
from 32.6% in 2020
US average: 54.8%
Direct-purchase
11.9%
−3.3 ptssince 2020
from 15.2% in 2020
US average: 13.8%
25.8%
+5.9 ptssince 2020
from 19.9% in 2020
US average: 18.4%
49.5%
+14.9 ptssince 2020
from 34.6% in 2020
US average: 20.9%
VA health care
2.5%
+0.8 ptssince 2020
from 1.7% in 2020
US average: 2.2%
Any private
41.2%
−4.0 ptssince 2020
from 45.2% in 2020
US average: 67.1%
Any public
70.2%
+18.2 ptssince 2020
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)
US avg: 26.4%
Gulf War (1990s)10.8%(7)
US avg: 24.3%
Vietnam era10.8%(7)
US avg: 33.1%
Korean War1.5%(1)
US avg: 4.5%
World War II0%(0)
US avg: 1%

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.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
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Frequently asked

How many people live in Arco, Idaho?

Arco, Idaho has about 1,026 residents according to the 2000 Census.

What is the median household income in Arco, Idaho?

The typical household in Arco, Idaho earns about $27,993 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 $46,600, and the typical rent is about $336 a month.

How educated are people in Arco, Idaho?

About 12.7% 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 22.6% 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 1 residents, a change of about -0 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →