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Hamilton Branch, CA
Full City Profile · California · Plumas County County
3.4
/5.0
B
Good
504
Population
462/sq mi density
$106,591
Median Income
$40,269 per capita
$365,400
Home Value
$414,671 Zillow
$1,145
Median Rent
13.1% income on rent
49°F
Avg Temperature
275 sunny days/yr
711
Violent Crime/100K
2,093 property/100K
B
Overall
3.4 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.5 / 5.0
$106,591 median income, 0.0% unemployment
A+
Affordability
4.8 / 5.0
$365,400 home value, $1,145/mo rent
F
Safety
1.0 / 5.0
711 violent crimes/100K (87% above avg)
B
Education
3.2 / 5.0
27.3% bachelor's degree or higher
Hamilton Branch experiences four distinct seasons with an average annual temperature of 49°F (9°C). Winters average 34°F in January while summers reach 68°F in July. The area gets 275 sunny days per year. Annual precipitation totals 37.1 inches. The area receives 109.3 inches of snow annually. Air quality is rated Good with a median AQI of 48.
Temperature
34°F Jan (1°C)
68°F Jul (20°C)
| Annual Average | 49.1°F |
| 9% below US avg | |
| January Average | 34°F (1°C) |
| July Average | 68°F (20°C) |
| Sunny Days | 275 days/yr |
Geography
| Elevation | 4,697 ft (1,432 m) |
| Area | 1.1 sq mi (2.8 km²) |
| Population Density | 462/sq mi |
| Coordinates | 40.2773°N, 121.0961°W |
| Timezone | America/Los_Angeles |
| County | Plumas County County |
| Nearest Airport | Chico Regional (CIC) 54 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 48.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| PM2.5 (Fine Particles) | 14.0 μg/m³ |
Natural Hazard Risk
| Overall Risk | Relatively Moderate |
| Risk Score | 86.4 / 100 |
| Social Vulnerability | 91.4 / 100 |
| Community Resilience | 69.7 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Moderate |
| Wildfire | Relatively High |
| Flood | Relatively Moderate |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Very Low |
| Winter Weather | Relatively Moderate |
| Lightning | Relatively Moderate |
| Drought | Relatively Low |
| Cold Wave | No Rating |
| Landslide | Relatively Moderate |
| Volcano | Relatively Low |
| Avalanche | Very Low |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
3 volcanoes within 200 km. Closest: Lassen Volcanic Center (42 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Lassen Volcanic Center | Stratovolcano | 3,187 m (10,456 ft) | 1917 | 42 km |
| Medicine Lake | Shield | 2,412 m (7,913 ft) | 1060 | 153 km |
| Shasta | Stratovolcano | 4,317 m (14,163 ft) | 1250 | 156 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 34°F (1°C) | 6.2 in | Wettest |
| February | 34°F (1°C) | 5.2 in | |
| March | 37°F (3°C) | 4.9 in | |
| April | 42°F (6°C) | 2.3 in | |
| May | 50°F (10°C) | 1.3 in | |
| June | 58°F (14°C) | 0.9 in | |
| July | 68°F (20°C) | 0.3 in | Warmest, Driest |
| August | 63°F (17°C) | 0.5 in | |
| September | 57°F (14°C) | 0.9 in | |
| October | 49°F (9°C) | 2.4 in | |
| November | 38°F (3°C) | 5.2 in | |
| December | 32°F (-0°C) | 5.3 in | Coldest |
Hamilton Branch has a seasonal temperature swing of 36°F / from 32°F in December to 68°F in July. Total annual precipitation is 35.6 inches, with January being the wettest month (6.2") and July the driest (0.3").