Volcano, CA Profile: Facts & Data


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Volcano, California - Basic Facts

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The Volcano CDP(1) had a population of 120 as of July 1, 2021. Volcano ranks in the lower quartile for Population Density and Diversity Index when compared to the other cities, towns and Census Designated Places (CDPs) in California. See peer rankings below.

The primary coordinate point for Volcano is located at latitude 38.443 and longitude -120.6308 in Amador County. The formal boundaries for the Volcano Census Designated Place encompass a land area of 1.5 sq. miles and a water area of 0 sq. miles. Amador County is in the Pacific time zone (GMT -8). The elevation is 2,070 feet.

The Volcano Census Designated Place has a U1 Census Class Code which indicates a census designated place with an official federally recognized name. It also has a Functional Status Code of "S" which identifies a statistical entity.

California is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The Volcano Census Designated Place is located within Sutter Creek-Plymouth CCD of Amador County.

Alternate Unofficial Names for Volcano: Soldier's Gulch, The Volcano.

  1. A Census Designated Place (CDP) is a statistical counterpart to a self-governing (incorporated) place such as a city, town, or village. A CDP is not a legal entity and has no governmental functions.

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  1. Volcano 2021 Demographic Data
  2. Growth Rates for Volcano (Historical & 5-Year Forecast)
  3. Peer Comparisons (Rank and Percentile)
  1. Neighborhoods Demographics (Home Values, Household Income, etc.)
  2. California Research Tools (Easy Tools & Current Data)
  3. California Data Comparison Tool - 2021 Demographics

Volcano, CA Data & Demographics (As of July 1, 2021)


Total Population 120 (100%)
Population in Households 120 (100.0%)
Population in Families 98 (81.7%)
Population in Group Quarters1 0
Population Density 80
Diversity Index2 31


Median Household Income $70,680
Average Household Income $99,444
% of Income for Mortgage4 0%
Per Capita Income $42,861
Wealth Index5 141


Total HU (Housing Units) 73 (100%)
Owner Occupied HU 48 (65.8%)
Renter Occupied HU 11 (15.1%)
Vacant Housing Units 14 (19.2%)
Median Home Value $377,273
Average Home Value $446,277
Housing Affordability Index3 0


Total Households 59
Average Household Size 2.03
Family Households 40
Average Family Size 2
  1. Group Quarters - a place where people live or stay in a group living arrangement. Includes college residents halls, nursing facilities, military barracks, and correctional facilities.
  2. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different races or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
  3. The Housing Affordability Index base is 100 and represents a balance point where a resident with a median household income can normally qualify to purchase a median price home. Values above 100 indicate increased affordability, while values below 100 indicate decreased affordability.
  4. The % of Income for Mortgage quantifies the percentage of median household income dedicated to mortgage payments on a home priced at the median value (assuming a 30-year mortgage and a 20% down payment).
  5. The Wealth Index is based on a number of indicators of affluence including average household income and average net worth, but it also includes the value of material possessions and resources. It represents the wealth of the area relative to the national level. Values above or below 100 represent above-average wealth or below-average wealth compared to the national level.


2010-2021 2021-2026
Population 0.38% 0.33%
Households 0.63% 0.34%
Families 1.72% 0.5%
Median Household Income   2.85%
Per Capita Income   1.79%
Owner Occupied HU   0.41%

Volcano, CA - Peer Comparisons by Rank and Percentile

The table below compares Volcano to the other 1,521 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2021 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 1413 7th
Population Density # 1317 13th
Median Household Income # 676 56th
Housing Affordability Index # 33 2nd
Per Capita Income # 448 71st
Diversity Index # 1399 8th

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.

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