Elko County, Nevada

Location of Nevada: 

Location of Elko County in Nevada: 

Elko County is a county in the northeastern corner of the U.S. state of Nevada. As of the 2010 census, the population was 48,818. Its county seat is Elko. The county was established on March 5, 1869, from Lander County.

Elko County is the fourth-largest county by area in the contiguous United States, ranking lower when the boroughs of Alaska are included. It is one of only 10 counties in the U.S. with more than 10,000 square miles (25,900 km2) of area.

Elko County is part of the Elko, NV Micropolitan Statistical Area. It contains 49.8 percent of the Duck Valley Indian Reservation, set up in the late 19th century for the Shoshone-Paiute peoples; they are a federally recognized tribe. Although slightly more than 50% of the reservation is across the border in Owyhee County, Idaho, the majority of tribal members live on the Nevada side. The reservation’s land area is 450.391 square miles (1,166.5 km2).

For more information on Elko County, click here.


According to the U.S. Census Bureau, the county has a total area of 17,203 square miles (44,560 km2), of which 17,170 square miles (44,500 km2) is land and 33 square miles (85 km2) (0.2%) is water.[4] Not counting Alaska’s boroughs (four of which are also larger), it is the fourth-largest county in area in the United States (behind San Bernardino County, CaliforniaCoconino County, Arizona, and Nye County, Nevada).[5] The elevation ranges from about 4,300 feet (1,300 m) at the edge of the salt flats of the Great Salt Lake Desert, to 11,387 feet (3,471 m) on the summit of Ruby Dome in the Ruby Mountains.[6] The most topographically prominent mountain in Elko County is Pilot Peak.

The county has three physiographic sections (70% Great Basin section, 20% Payette, 10% Snake River Plain) and 4 watersheds (45% Humboldt River, 30% Upper Snake River, 20% central Nevada desert, 5% Pilot-Thousand Springs).

National protected areas

Adjacent counties


A number of highways maintained by the Nevada Department of Transportation, some national in prominence, cross Elko County (see Major highways above). The county also maintains a network of county routes; however, many of them are unpaved and receive limited, if any, winter maintenance.

Transportation by means other than road vehicle is limited within Elko County. Commercial air service is available only at the Elko Regional Airport in Elko; the only destination currently served is Salt Lake City International Airport. Other public airports in Elko County include Jackpot AirportOwyhee Airport, and Wells Municipal Airport.

Amtrak passenger service is available from the unstaffed Elko station. Service is via the California Zephyr and is either eastbound or westbound, once a day.

Major highways

For information on property taxes in Elko County, click here.