Arco
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Local news
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The Arco album
Outdoors in Arco
Parks & trails →Know a trail or park that’s missing? Anyone can add it to OpenStreetMap, and it shows up here on the next refresh.
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
1880
1940 Census Enumeration District Maps - Idaho - Butte County - ED 12-1, ED 12-2, ED 12-3, ED 12-4, ED 12-5, ED 12-6, ED…, 1880
Photo · Wikimedia Commons
About Arco
City in Idaho, United StatesArco is a city in Butte County, Idaho, United States. The population was 879 as of the 2020 United States census, down from 995 at the 2010 census. Arco is the county seat and largest city in Butte County.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
Town numbers
Housing in Arco
The median sale price was $170,000 in May 2026.
Health in Arco
Compared with Idaho
of 32 measures CDC estimates. The other 14 are too close to call.
What stands out
Care nearby
Schools in Arco
All Arco schools →School Grade B+
The public schools Arco’s kids attend outperform 65% of Idaho’s districts on state tests. Among towns with similar incomes, they rank near the top.
School data from the U.S. Department of Education (NCES, EDFacts). The School Grade is our own summary of state test results, graded within ID. Ratings are from neighbors.
Famous people from Arco
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Where Arco is
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