Washoe County, Nevada

Washoe County population, land area and income

Washoe County had 507,280 residents in the Census Vintage 2024 estimate, on 6,315.9 square miles of land. It ranks 2nd of 17 in Nevada by population and 7th by land area. That works out to 80.3 people per square mile, near the US average of 96.3, and above the national county median.

The median county-equivalent in Nevada has 17,116 residents, so Washoe County is 29.6 times that size.

Its SAIPE 2023 median household income of $84,282 is in the top quarter among 3,143 counties with an estimate.

How Washoe County's population changed since 2020

Washoe County gained 19,555 residents between the July 2020 and July 2024 estimates, a rise of 4.0%. That ranks 4th of 17 in Nevada for growth. The median Nevada county changed by +0.1%, and the state as a whole by +4.8%.

Since the April 2020 estimates base, Washoe County recorded 20,842 births and 20,433 deaths, a natural change of +409. Net international migration added +10,141 and net domestic migration, people moving to or from other US counties, came to +10,479. The largest single component was domestic migration, which added 10,479 people.

Where Washoe County is

The Census internal point of Washoe County is at 40.731300, -119.663300. It sits in UTM zone 11N. The map shades Nevada's 17 county-equivalents by population change from 2020 to 2024, darker for faster growth, with Washoe County outlined. Dots are towns of 1,000+ people with residents in it.

Towns in Washoe County

2 incorporated places of 1,000+ people have residents in Washoe County, 393,234 people together, or 78% of the county. Each figure counts only the part of the town inside Washoe County; towns marked "part" extend into another county. The largest is Reno with 281,714.

Counties bordering Washoe County

The Census 2024 county adjacency file lists 13 neighbors for Washoe County, including 7 across a state line. The most populous is Placer County, CA, with 433,822 residents. Distances run between Census internal points in a straight line.

• CA

  Placer County, CA

  433,822 people

  128 mi SSW

• CA

  Nevada County, CA

  102,195 people

  115 mi SSW

• Lyon County

  63,718 people

  121 mi SSE

• Carson City

  58,148 people

  109 mi S

• CA

  Lassen County, CA

  28,340 people

  50 mi W

• Churchill County

  26,033 people

  111 mi SE

• Humboldt County

  17,116 people

  93 mi ENE

• CA

  Modoc County, CA

  8,491 people

  81 mi NW

• OR

  Lake County, OR

  8,194 people

  147 mi NNW

• OR

  Harney County, OR

  7,402 people

  165 mi NNE

• Pershing County

  6,536 people

  69 mi ESE

• Storey County

  4,112 people

  90 mi S

• CA

  Sierra County, CA

  3,113 people

  92 mi SSW

Distance to Carson City and the nearest big city

Carson City is 108.4 miles S of Washoe County's internal point in a straight line. The nearest place of 100,000 or more is Sparks, NV (population 111,520), 80.0 miles away. The nearest place of 10,000 or more is Susanville, CA (population 12,359), 54.7 miles away.

Washoe County FIPS code

The FIPS code of Washoe County is 32031: state code 32 for Nevada plus county code 031. Use it as text, with the leading zero, when joining Census, BLS, or CDC county tables. SAIPE lists its 2023 median household income as $84,282.