Grass Valley is a community in Humboldt County, Nevada, home to about 1,134 people across 35 square miles. It has no ZIP code of its own: it’s part of 89445.
Homes sold for a median of $256 per square foot in the three months ending August 2026, a seller’s market.
Mostly Winnemucca; part is in Grass Valley
Each card is that ZIP code’s whole market, including any part outside Grass Valley. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Grass Valley’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | Reno Tahoe International Airport (RNO)147 miles away |
|---|---|
| Closer regional airport | Elko Regional Airport (EKO)102 miles away |
| Nearest city of 250,000+ | Reno, NV148 miles away |
| Nearest city of 1 million+ | Los Angeles, CA481 miles away |
Straight-line distances from the center of Grass Valley; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Grass Valley had 991 residents in the 2020 census, down 15% since 2010.
It’s the 62nd largest of 124 towns in Nevada by population.
Humboldt County grew from 4,463 residents in 1900 to 17,285 in 2020.
Humboldt County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 92°F in summer, and winter lows average 18°F. About 8.6 inches of rain and melted snow fall in a typical year, with about 22 inches of snow.
Source: NOAA 1991–2020 climate normals, Winnemucca 3ssw, NV weather station (2 miles away).
6,392 jobs at 418 businesses in Humboldt County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
77 doctors and other health care providers list an office in Grass Valley.
Nearest hospitals
Providers with an office here
| Primary care doctors | 5 |
|---|---|
| Specialist doctors | 10 |
| Dentists | 8 |
| Nurse practitioners and physician assistants | 9 |
| Mental health providers | 23 |
| Physical and occupational therapists | 17 |
| Optometrists | 1 |
| Chiropractors | 4 |
| Pharmacies | 5 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (10 nearby)
Grocery stores (4 nearby)
Pharmacies (1 nearby)
Libraries (1 nearby)
Museums (1 nearby)
Counts are within about 4 miles of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Humboldt. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Grass Valley ElementaryWinnemucca | Pre-K–4 | 406 | Public | 3.1 mi |
| Sonoma Heights ElementaryWinnemucca | Pre-K–6 | 468 | Public | 1.3 mi |
| Winnemucca Grammar SchoolWinnemucca | Pre-K–4 | 305 | Public | 0.7 mi |
| French Ford Middle SchoolWinnemucca | 5–6 | 438 | Public | 2.0 mi |
| Leighton HallWinnemucca | 5–12 | — | Alternative Education | 1.0 mi |
| Winnemucca Junior High SchoolWinnemucca | 7–8 | 481 | Public | 1.1 mi |
| Albert M. Lowry High SchoolWinnemucca | 9–12 | 951 | Public | 2.0 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Winnemucca.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.