ZIP Codes of Eureka County, NV

Population & People
Population & People
Total Population
1,620
Household Income
Household Income
Median Income
$69,174
Housing
Housing
Total Housing Units
946
Business & Economy
Business & Economy
Total Businesses
40
Employment
Employment
Employment Rate
37.59%
Education
Education
Bachelor's Degree+
18.25%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 2 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:2 ZIP Codes (2 Standard, 0 PO Box, 0 Unique) [See All]
Area Code:775
Timezone:Pacific (GMT -08:00)
Local Time:2:13:13 PM
Population:1,620 [See All]
FIPS:32011
CBSA:Elko, NV
Land Area:2,169 sq mi
Water Area:4 sq mi
Coordinates:40.1459, -116.1938
Quick Link:
https://www.zip-codes.com/county/nv-eureka.asp
Need Eureka data in your app? Look up ZIP, county, and city data with a single API call.
Try Free
Notable population decline
Lost 14.2% of residents since 2014.

Standout ZIPs in this County


Most Populous
Eureka · 868 people
53.6% of county total
Highest Income
Eureka · $71,554 median
1.0× county average
Largest Land Area
Eureka · 1,376.0 sq mi
Spans the most ground
Fastest Growth
Eureka · -38.3% (10-yr)
1,406 → 868 residents
Most Educated
— no education data

Things worth knowing about Eureka County


1,620 residents live across 2 ZIPs covering 2,169 sq mi, served by 2 distinct USPS-recognized cities.

Population moved from 1,888 to 1,620 from 2014 to 2024 — a -14.2% change. 1 ZIPs gained residents, 1 lost.

The county's wealthiest ZIP 89316 (Eureka, $71,554 median) and poorest ZIP 89821 (Crescent Valley, $66,795) are 62.3 miles apart — a 1.1× income gap across local geography.

Density varies across the county — from 1 people/sq mi in 89316 (Eureka) to 1 in 89821 (Crescent Valley).

Educational attainment ranges from 10.1% bachelor's+ in 89821 (Crescent Valley) to 26.0% in 89316 (Eureka) — the breadth of educational profiles across the area.

Within Nevada, this is the #15 most populous of 18 counties and ranks #13 for median household income .

Weighted by population, the typical household earns about $69,345 across the county — reflecting what a typical resident sees, not a simple ZIP average.

18.3% of adults age 25+ hold a bachelor's degree or higher (205 of 1,123 reporting).

2 Standard delivery, 0 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about Eureka County


Big & sparse

A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.

Total area
2,169
square miles
Avg density
0.7
people per sq mi
Population
1,620
across 2 ZIPs
Eureka
1,376.0 sq mi
868 residents
Crescent Valley
793.1 sq mi
752 residents

Population decline

Eureka County lost 14.2% of residents between 2014 and 2024. ZIPs that shed the largest share:

Eureka
-38.3%
1,406 → 868 residents

All ZIP Codes in Eureka County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
89316EurekaStandard868$71,5541,376.0-38.3%
89821Crescent ValleyStandard752$66,795793.156.0%

Adjacent & Nearby Counties