San Luis city, Arizona
Official LSAD Designation: San Luis city • Census GEOID: 0463470
• Yuma County
San Luis city is an incorporated city in Yuma County, Arizona. According to official records from the Census (2025), San Luis city had an estimated population of 42,030 residents. Official Census Bureau geographic records classify this community under LSAD designation San Luis city (GEOID 0463470).
Local Government Administration U.S. Census Bureau GMAF
City Of San Luis
Municipal
Official Title:
Mayor
Address:
PO BOX 7740, SAN LUIS AZ 85349-6816
County Of Yuma
County
Official Title:
County Administrator
Address:
198 S MAIN STREET, YUMA AZ 85364
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 42,030 | 2025 |
| Median Household Income | $59,400 | 2020-2024 |
| Median Home Value | $224,900 | 2020-2024 |
| Land Area | 35.80 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).