Trinidad city, California
Official LSAD Designation: Trinidad city • Census GEOID: 0680448
• Humboldt County
Trinidad city is an incorporated city in Humboldt County, California. According to official records from the Census (2025), Trinidad city had an estimated population of 317 residents. Official Census Bureau geographic records classify this community under LSAD designation Trinidad city (GEOID 0680448).
Local Government Administration U.S. Census Bureau GMAF
City Of Trinidad
Municipal
Official Title:
City Clerk
Address:
PO BOX 390, TRINIDAD CA 95570-0390
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 | 317 | 2025 |
| Median Household Income | $105,833 | 2020-2024 |
| Median Home Value | $834,000 | 2020-2024 |
| Land Area | 0.49 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).