GreenhornCA
This town in California has a population of 243.
Is Greenhorn a good place to live?
Greenhorn’s median age is 64.6 years, above both the California town median (39 years) and the median of U.S. towns (40.5 years). Among 847 California towns, just 6 have a lower January low than Greenhorn. 26% of the land in Greenhorn is conserved, against 4.3% in California’s towns and 4.3% across U.S. towns. Greenhorn has fewer than 1,000 residents, too few for fair grades; the figures below are still real.
243 people, and everyone knows the way
In a town this size, neighbors are the best guide. Ask them anything.
Moving to Greenhorn: who provides what
Greenhorn is unincorporated, so Plumas County and regional agencies provide most services.
EPA SDWIS (Oct 9, 2026) · HIFLD + EIA-861 2025 · Census 2020 ZCTAs · NCES 2024–25 · registration: vote.gov, updated Nov 18, 2024.
The data
Ordered by what stands out in Greenhorn.
Natural hazards: very high risk in Greenhorn, mostly wildfire
Greenhorn’s FEMA risk score is 99 of 100. FEMA puts 47% of the town’s expected hazard losses down to wildfires, and 45% to inland flooding.
FEMA National Risk Index · OpenFEMA
In Greenhorn, nearly a quarter of the land is conserved
In Greenhorn, the density of trails is 2.0 miles per square mile. 13 miles of trail.
Trails & parks © OpenStreetMap contributors · Conserved land: USGS PAD-US
Greenhorn has 0.2 jobs for every working resident, so most commute out
For half of commuters, work is under 60 miles away. Greenhorn’s average commute comes in at 18 minutes. The top destinations are East Quincy (16%), Quincy (10%) and San Francisco (3%). 7% of Greenhorn residents live below the poverty line.
| Greenhorn | California towns | U.S. towns | |
|---|---|---|---|
| Average trip to work | 18 minutes | 28 minutes | 25 minutes |
| Below the poverty line | 7% | 10% | 9.6% |
Where working residents work
Census LEHD 2023 · ACS
Greenhorn: four seasons and pleasant summers
A winter brings about 28 inches of snow, with January nights at 25° and July afternoons at 87°.
Typical low → high °F
NOAA U.S. Climate Normals, 1991–2020
Greenhorn stands out in California and nationally: a larger share of its adults have high blood pressure
In Greenhorn, just over three quarters of adults had a checkup this year. This California town beats the California average on 10 of 32 CDC measures and trails it on 9. Among adults here, 16% report frequent physical distress and 32% sleep under 7 hours.
| Greenhorn | California towns | U.S. towns | |
|---|---|---|---|
| High blood pressure (CDC PLACES) | 41% | 31% | 35% |
| Frequent physical distress (CDC PLACES) | 16% | 14% | 14% |
| Sleep under 7 hours (CDC PLACES) | 32% | 35% | 36% |
| Diabetes (CDC PLACES) | 14% | 12% | 12% |
| What stands out | Greenhorn | CA |
|---|---|---|
| Fewer uninsured adults | 6.1% | 10.6% |
| Fewer adults facing housing insecurity | 10.1% | 14.9% |
| More adults who have had cancer | 11.8% | 6.4% |
CDC PLACES 2025 · modeled estimates for adults · CMS · HRSA
Everything we know about Greenhorn
Colleges nearby
1 within 15 miles of the center of Greenhorn
About 1 of every 100 Greenhorn residents are enrolled in college, against 8 across California.
100% of working residents leave Greenhorn for work
Where Greenhorn’s working residents go each day. Line width shows the share.
Census LEHD 2023
About Greenhorn
Place in California, United States
Greenhorn is a census-designated place (CDP) in Plumas County, California, United States. The population was 247 at the 2020 census, up from 236 at the 2010 census.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Area
- 6.7 sq mi
- Elevation
- 4,436 ft
Questions about Greenhorn
Short answers, built from the data on this page.
Is Greenhorn, CA a good place to live?
Greenhorn has fewer than 1,000 residents, too few for fair grades; the figures below are still real.