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Trinidad, CA

City in Humboldt County, California.

Population

347

Land area

0.5sq mi

People per sq mi

711

ZIP codes

0

Trinidad and its ZIP codes

Trinidad at a glance

  • Trinidad is about 2.8 times as dense as California as a whole.

Local data for Trinidad, CA

Counts from official public data

Economy and federal money

Jobs, pay, income and spending are for Humboldt County. PPP loans are for Trinidad.

Details

Unemployment rate

5.6%

Aug 2026, -0.1 pts in a year

Average annual pay

$57,492

52,251 jobs, 2025

Income per person

$62,031

BEA, 2024

Federal spending

$1.1B

FY 2026, $8,086 per person

Humboldt County economyFederal spending

Environment and hazard risk

Trinidad, CA, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively High

Top: landslide

Storm events since 1996

749

Countywide, mostly winter weather

Flood insurance policies

342

0.7% of homes, county

July high / Jan low

63° / 41°F

46.1 inches of rain a year

Hazards, floods and storm historyCheck a flood zone1 historic places

Health statistics

Share of adults in Trinidad, CA, CDC PLACES estimates

All 40 measures

Obesity

30.1%

U.S. 33.3% -3.2 pts

Diabetes

12.4%

U.S. 12.1% about the same

Smoking

11.5%

U.S. 12.8% -1.3 pts

Uninsured (18-64)

4.1%

U.S. 11.1% -7.0 pts

Cities near Trinidad

Frequently asked questions

What county is Trinidad, CA in?
Trinidad is in Humboldt County, California.
What is the population of Trinidad, CA?
About 347 people live in Trinidad, based on American Community Survey 5-year estimates.
What cities are near Trinidad?
Nearby places include Westhaven-Moonstone (2.4 mi), McKinleyville (6.6 mi), Big Lagoon (6.9 mi), Fieldbrook (9.2 mi), Arcata (13 mi).

Source: U.S. Census Bureau (TIGER/Line boundaries, American Community Survey) · Data as of 12/31/2023