Arco city, Idaho
Official LSAD Designation: Arco city • Census GEOID: 1603160
• Butte County
Arco city is an incorporated city in Butte County, Idaho. According to official records from the Census (2025), Arco city had an estimated population of 918 residents. Official Census Bureau geographic records classify this community under LSAD designation Arco city (GEOID 1603160).
Local Government Administration U.S. Census Bureau GMAF
City Of Arco
Municipal
Official Title:
City Clerk
Address:
PO BOX 196, ARCO ID 83213-0196
County Of Butte
County
Official Title:
Butte County Clerk
Address:
PO BOX 737, ARCO ID 83213-0737
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 918 | 2025 |
| Median Household Income | $37,644 | 2020-2024 |
| Median Home Value | $192,000 | 2020-2024 |
| Land Area | 1.07 sq mi | Gazetteer (2026) |
| Civic & Public Services | Hospitals, Libraries, Colleges | CMS / IMLS / IPEDS |
| Schools & Districts | NCES Directory Listings | Provided by k12guides.com |
| Nearby Airports | Landing Facilities | Provided by airport-data.com |
| Climate & Weather | NOAA 30-Year Normals | 1991–2020 |
Source: U.S. Census Bureau (PEP, ACS 5-Year).