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Rail Road Flat, CA
Full City Profile · California · Amador County County
3.0
/5.0
B
Good
696
Population
40/sq mi density
$85,656
Median Income
$31,993 per capita
$366,900
Home Value
$301,575 Zillow
$743
Median Rent
13.2% income on rent
61°F
Avg Temperature
302 sunny days/yr
375
Violent Crime/100K
2,492 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$85,656 median income, 3.2% unemployment
A
Affordability
4.3 / 5.0
$366,900 home value, $743/mo rent
F
Safety
1.0 / 5.0
375 violent crimes/100K
C+
Education
2.8 / 5.0
22.5% bachelor's degree or higher
Rail Road Flat enjoys a temperate climate with an average annual temperature of 61°F (16°C). Winters average 47°F in January while summers reach 78°F in July. The area gets 302 sunny days per year. Annual precipitation totals 32.0 inches. Air quality is rated Good with a median AQI of 48.
Temperature
47°F Jan (8°C)
78°F Jul (26°C)
| Annual Average | 61.0°F |
| 13% above US avg | |
| January Average | 47°F (8°C) |
| July Average | 78°F (26°C) |
| Sunny Days | 302 days/yr |
Geography
| Elevation | 2,746 ft (837 m) |
| Area | 33.2 sq mi (85.9 km²) |
| Population Density | 40/sq mi |
| Coordinates | 38.3356°N, 120.5501°W |
| Timezone | America/Los_Angeles |
| County | Amador County County |
| Nearest Airport | Sacramento International (SMF) 62 miles away |
Precipitation & Snow
Air Quality
| AQI Median | 48.0 |
| Rating | Good |
Air Pollutants (EPA 2023)
| Ozone (O₃) | 0.0404 ppm |
Natural Hazard Risk
| Overall Risk | Relatively Low |
| Risk Score | 79.2 / 100 |
| Social Vulnerability | 43.9 / 100 |
| Community Resilience | 35.3 / 100 |
Hazard Breakdown
| Tornado | Very Low |
| Earthquake | Relatively Low |
| Wildfire | Relatively High |
| Flood | Relatively Low |
| Hail | Very Low |
| Strong Wind | Very Low |
| Heat Wave | Relatively Low |
| Winter Weather | Relatively High |
| Lightning | Relatively Low |
| Drought | Relatively High |
| Cold Wave | No Rating |
| Landslide | Relatively Moderate |
| Volcano | Very Low |
| Avalanche | Relatively High |
Source: FEMA National Risk Index v1.20 (Dec 2025)
Nearby Volcanoes
4 volcanoes within 200 km. Closest: Mono Lake Volcanic Field (138 km).
| Name | Type | Elevation | Last Eruption | Distance |
| Mono Lake Volcanic Field | Pyroclastic cone(s) | 2,121 m (6,959 ft) | 1790 | 138 km |
| Mono-Inyo Craters | Lava dome(s) | 2,796 m (9,173 ft) | 1380 | 146 km |
| Mammoth Mountain | Lava dome(s) | 3,369 m (11,053 ft) | 1260 | 154 km |
| Soda Lakes | Maar(s) | 1,251 m (4,104 ft) | Unknown | 197 km |
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.
Monthly Weather
| Month | Avg Temperature | Precipitation | Summary |
|---|---|---|---|
| January | 47°F (8°C) | 7.9 in | Wettest |
| February | 45°F (7°C) | 6.8 in | |
| March | 47°F (8°C) | 6.8 in | |
| April | 52°F (11°C) | 3.8 in | |
| May | 58°F (15°C) | 1.2 in | |
| June | 66°F (19°C) | 0.4 in | |
| July | 78°F (26°C) | 0.2 in | Warmest, Driest |
| August | 73°F (23°C) | 0.3 in | |
| September | 68°F (20°C) | 0.9 in | |
| October | 60°F (15°C) | 2.6 in | |
| November | 48°F (9°C) | 6.6 in | |
| December | 42°F (6°C) | 6.8 in | Coldest |
Rail Road Flat has a seasonal temperature swing of 36°F / from 42°F in December to 78°F in July. Total annual precipitation is 44.2 inches, with January being the wettest month (7.9") and July the driest (0.2").