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Chalfant, CA

Full City Profile · California · Mono County County

3.0 /5.0
B Good
598 Population 21/sq mi density
$65,156 Median Income $25,196 per capita
$292,700 Home Value $575,110 Zillow
57°F Avg Temperature 330 sunny days/yr
699 Violent Crime/100K 3,316 property/100K
B
Overall
3.0 / 5.0
Good overall score based on economy, affordability, safety and education
B+
Economy
3.8 / 5.0
$65,156 median income, 5.6% unemployment
A
Affordability
4.1 / 5.0
$292,700 home value, /mo rent
F
Safety
1.0 / 5.0
699 violent crimes/100K (84% above avg)
B
Education
3.2 / 5.0
28.1% bachelor's degree or higher
Chalfant enjoys a temperate climate with an average annual temperature of 57°F (14°C). Winters average 40°F in January while summers reach 78°F in July. The area gets 330 sunny days per year. Annual precipitation totals 4.8 inches. Air quality is rated Good with a median AQI of 48.

Temperature

40°F Jan (4°C) 78°F Jul (26°C)
Annual Average57.3°F
6% above US avg
January Average40°F (4°C)
July Average78°F (26°C)
Sunny Days330 days/yr

Geography

Elevation4,423 ft (1,348 m)
Area28.1 sq mi (72.6 km²)
Population Density21/sq mi
Coordinates37.4921°N, 118.3904°W
TimezoneAmerica/Los_Angeles
CountyMono County County
Nearest AirportFresno Yosemite International (FAT)
88 miles away

Precipitation & Snow

Annual Rainfall 4.8"
87% below US avg
Wettest Month (Jan) 1.18"
Driest Month (Jun) 0.24"

Air Quality

AQI Median48.0
RatingGood

Air Pollutants (EPA 2023)

PM2.5 (Fine Particles)4.0 μg/m³

Natural Hazard Risk

Overall RiskRelatively Low
Risk Score46.5 / 100
Social Vulnerability23.4 / 100
Community Resilience65.7 / 100

Hazard Breakdown

Tornado Very Low
Earthquake Relatively Low
Wildfire Relatively Moderate
Flood Relatively Low
Hail Very Low
Strong Wind Very Low
Heat Wave Very Low
Winter Weather Relatively Moderate
Lightning Relatively Low
Drought Relatively Moderate
Cold Wave Very Low
Landslide Relatively Low
Volcano Relatively Low
Avalanche Relatively High
Source: FEMA National Risk Index v1.20 (Dec 2025)

Earthquake History

6,987 earthquakes (M2.5+) within 150 km since 1990. Strongest: M6.5. Most recent: M2.5 on Aug 20, 2025.

May 15, 2020 Monte Cristo Range, NV Earthquake M6.5 89 km
May 17, 1993 46km E of Big Pine, California M6.1 66 km
Jul 8, 2021 Antelope Valley, CA M6.0 149 km
Jun 24, 2020 18km SSE of Lone Pine, CA M5.8 122 km
Oct 24, 1990 3 km NE of Mono City, California M5.8 90 km
Aug 1, 1999 37 km SSE of Goldfield, Nevada M5.7 116 km
May 15, 1999 9 km WSW of Aspen Springs, California M5.5 38 km
Sep 18, 2004 27 km NW of Benton, California M5.4 63 km
Nov 2, 1997 16 km NNW of Dyer, Nevada M5.4 41 km
Sep 18, 2004 27 km NW of Benton, California M5.4 64 km
Apr 11, 2020 30km SE of Bodie, CA M5.2 69 km
Oct 3, 2009 18km NE of Olancha, CA M5.2 131 km
May 22, 2020 32 km ESE of Mina, Nevada M5.1 97 km
Aug 2, 1999 39 km SSE of Goldfield, Nevada M5.1 117 km
May 15, 2020 31 km SE of Mina, Nevada M5.1 89 km
Feb 13, 2013 39 km N of Dyer, Nevada M5.1 66 km
Jul 8, 2021 32km SE of Markleeville, CA M5.0 150 km
May 20, 2020 38 km ESE of Mina, Nevada M5.0 97 km
Jun 30, 2020 29 km SSE of Mina, Nevada M5.0 83 km
Oct 1, 2009 18km NE of Olancha, CA M5.0 132 km
Source: USGS (M2.5+, 1990–2025)

Tornado History

6 tornadoes (EF0+) within 100 km since 1950. Strongest: EF2.

Date Rating Distance Fatalities
Sep 5, 2020 EF2 85 km 0
Sep 5, 2020 EF1 76 km 0
Mar 3, 2018 EF0 10 km 0
Nov 30, 2012 EF0 62 km 0
Jul 7, 2004 EF0 96 km 0
Aug 27, 1982 EF0 74 km 0
Source: NOAA SPC (EF0+, 1950–2024)

Nearby Volcanoes

5 volcanoes within 200 km. Closest: Mammoth Mountain (59 km).

Name Type Elevation Last Eruption Distance
Mammoth Mountain Lava dome(s) 3,369 m (11,053 ft) 1260 59 km
Mono-Inyo Craters Lava dome(s) 2,796 m (9,173 ft) 1380 66 km
Mono Lake Volcanic Field Pyroclastic cone(s) 2,121 m (6,959 ft) 1790 80 km
Ubehebe Craters Maar(s) 752 m (2,467 ft) -150 98 km
Golden Trout Creek Volcanic field 2,886 m (9,469 ft) -5550 126 km
Source: Smithsonian Institution Global Volcanism Program (GVP). Sorted by distance.

Wildfire History

20 wildfires (100+ acres) within 100 km. Largest: CREEK (381,441 ac, 2020).

Year Name Acres Distance
2020 CREEK 381,441 75 km
2015 ROUGH 146,369 84 km
2007 INYO COMPLEX (OAK) 28,447 72 km
2013 ASPEN 23,564 80 km
2014 FRENCH 14,534 88 km
2018 LIONS 14,252 69 km
2013 SPRING PEAK 13,901 95 km
2012 INDIAN 12,655 65 km
2008 TEHIPITE 12,205 72 km
1986 DEER 10,963 84 km
2019 TABOOSE 10,401 53 km
2005 COMB COMPLEX 10,211 78 km
2010 SHEEP COMPLEX 9,614 84 km
2001 HOOVER COMPLEX (HOOVER) 9,163 98 km
1989 UNNAMED 8,742 90 km
1985 ONION 8,583 85 km
2022 RED 8,495 99 km
1992 RAINBOW 7,870 62 km
2006 SAWMILL 7,095 41 km
2002 INYO COMPLEX (FULLER) 6,696 43 km
Source: NIFC/IRWIN (100+ acres)

Monthly Weather

Month Avg Temperature Precipitation Summary
January 40°F (4°C) 1.2 in Wettest
February 42°F (6°C) 1.0 in
March 47°F (8°C) 0.6 in
April 53°F (11°C) 0.3 in
May 61°F (16°C) 0.4 in
June 71°F (22°C) 0.2 in Driest
July 78°F (26°C) 0.2 in Warmest
August 76°F (24°C) 0.2 in
September 68°F (20°C) 0.4 in
October 57°F (14°C) 0.2 in
November 45°F (7°C) 0.8 in
December 38°F (3°C) 0.9 in Coldest

Chalfant has a seasonal temperature swing of 41°F / from 38°F in December to 78°F in July. Total annual precipitation is 6.4 inches, with January being the wettest month (1.2") and June the driest (0.2").

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