Rio Dell city, California
Official LSAD Designation: Rio Dell city • Census GEOID: 0660900
• Humboldt County
Rio Dell city is an incorporated city in Humboldt County, California. According to official records from the Census (2025), Rio Dell city had an estimated population of 3,211 residents. Official Census Bureau geographic records classify this community under LSAD designation Rio Dell city (GEOID 0660900).
Local Government Administration U.S. Census Bureau GMAF
City Of Rio Dell
Municipal
Official Title:
Mayor
Address:
675 WILDWOOD AVENUE, RIO DELL CA 95562
County Of Humboldt
County
Official Title:
Senior Administrative Analyst Traine
Address:
825 5TH ST, RM 111, EUREKA CA 95501-1169
Civic & Statistical Snapshot
| Category | Estimate | Survey Period / Source |
|---|---|---|
| Total Population | 3,211 | 2025 |
| Median Household Income | $42,753 | 2020-2024 |
| Median Home Value | $301,700 | 2020-2024 |
| Land Area | 2.48 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).