Mad River, CA Profile: Facts & Data


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Mad River, California - Basic Facts

The Mad River Census Designated Place had a population of 404 as of July 1, 2018. Mad River 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 Mad River is located at latitude 40.4524 and longitude -123.5098 in Trinity County. The formal boundaries for the Mad River Census Designated Place encompass a land area of 34.65 sq. miles and a water area of 0 sq. miles. Trinity County is in the Pacific time zone (GMT -8). The elevation is 2,513 feet.

The Mad River Census Designated Place (GNIS ID: 2583071) 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 Mad River Census Designated Place is located within Mad River CCD of Trinity County.

Alternate Unofficial Names for Mad River: Mad River Camp.

Jump to... (On This Page!)
  1. Mad River 2018 Demographic Data
  2. Growth Rates for Mad River (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 - 2018 Demographics

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Mad River, CA Data & Demographics (As of July 1, 2018)


Total Population 404
Population in Households 402
Population in Familes 282
Population in Group Qrtrs 2
Population Density2 12
Diversity Index3 32


Median Household Income $50,384
Average Household Income $68,010
Per Capita Income $32,522


Total Housing Units 347 (100%)
Owner Occupied HU 127 (36.6%)
Renter Occupied HU 64 (18.4%)
Vacant Housing Units 156 (45.0%)
Median Home Value $300,000
Average Home Value $347,656


Total Households 191
Average Household Size 2.1
Family Households 104
Average Family Size 3
  1. Demographics are point estimates for July 1st of the current year and each for the forecast years. See References for more information.
  2. Population Density = Total Population per square mile.
  3. 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 race 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.


2010-2018 2018-2023
Population -0.47% -0.96%
Households -0.44% -0.85%
Families -0.57% -0.98%
Median Household Income   2.33%
Per Capita Income   2.71%

Mad River, CA - Peer Comparisons by Rank and Percentile

The table below compares Mad River to the other 1,516 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2018 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 # 1220 20th
Population Density # 1484 2nd
Diversity Index # 1368 10th
Median Household Income # 996 34th
Per Capita Income # 674 56th

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

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California Census Data Comparison Tool

Compare California July 1, 2018 Data
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