What city is ZIP code 96031?

ZIP code 96031 is in Etna, CA (Siskiyou County).

What county is ZIP code 96031 in?

ZIP code 96031 is mostly in Siskiyou County, California.

How many people live in ZIP code 96031?

About 66 people live in the 96031 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 96031

Etna, CA, Siskiyou County

Population

Land area

314.9sq mi

People per sq mi

City

Etna

ZIP 96031 and nearby ZIP codes

Full map

ZIP 96031 at a glance

ZIP 96031 (Etna) is 100% less dense than California as a whole.

Local data for ZIP 96031

Counts from official public data

Economy and federal money

Businesses, pandemic loans and political donations

Details

PPP loans

$692K

3 loans

PPP loans in this ZIP

Environment and hazard risk

ZIP 96031, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Relatively Moderate

Top: drought

Storm events since 1996

1,383

Countywide, mostly heavy snow

Flood insurance policies

181

0.8% of homes, county

July high / Jan low

96° / 30°F

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 96031, CDC PLACES estimates

All 40 measures

Obesity

32.0%

U.S. 33.3% -1.3 pts

Diabetes

16.2%

U.S. 12.1% +4.1 pts

Smoking

14.0%

U.S. 12.8% +1.2 pts

Uninsured (18-64)

7.4%

U.S. 11.1% -3.7 pts

Frequently asked questions

What city is ZIP code 96031?: ZIP code 96031 is in Etna, CA (Siskiyou County).
What county is ZIP code 96031 in?: ZIP code 96031 is mostly in Siskiyou County, California.
How many people live in ZIP code 96031?: About 66 people live in the 96031 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.