Monte Rio, CA Profile: Facts, Map & Data


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Monte Rio, California - Basic Facts

The Monte Rio Census Designated Place had a population of 1,198 as of July 1, 2018. Monte Rio ranks in the lower quartile for 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 Monte Rio is located at latitude 38.4736 and longitude -123.0262 in Sonoma County. The formal boundaries for the Monte Rio Census Designated Place (see map below) encompass a land area of 1.9 sq. miles and a water area of 0.07 sq. miles. Sonoma County is in the Pacific time zone (GMT -8). The elevation is 43 feet.

The Monte Rio Census Designated Place (GNIS ID: 2408860) 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 Monte Rio Census Designated Place is located within Russian River-Sonoma Coast CCD of Sonoma County.

Beneath the boundary map are tables with Monte Rio population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2018.

Alternate Unofficial Names for Monte Rio: Montrio.

EXTREMELY LOCAL Demographic Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting demographic data.


Monte Rio Census Designated Place, CA Boundary Map

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Boundary Maps: Russian River-Sonoma Coast CCD | Sonoma County | California Counties

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Monte Rio, CA Data & Demographics (As of July 1, 2018)


Total Population 1,198
Population in Households 1,173
Population in Familes 668
Population in Group Qrtrs 25
Population Density2 629
Diversity Index3 31


Median Household Income $44,021
Average Household Income $71,832
Per Capita Income $38,366


Total Housing Units 930 (100%)
Owner Occupied HU 388 (41.7%)
Renter Occupied HU 204 (21.9%)
Vacant Housing Units 338 (36.3%)
Median Home Value $411,000
Average Home Value $544,730


Total Households 592
Average Household Size 1.98
Family Households 245
Average Family Size 3
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  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.


2010-2017 2017-2022
Population 0.48% -0.3%
Households 0.33% -0.41%
Families 0.98% -0.49%
Median Household Income   4.55%
Per Capita Income   5.14%

Monte Rio, CA - Peer Comparisons by Rank and Percentile

The table below compares Monte Rio 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 # 1008 34th
Population Density # 881 42nd
Diversity Index # 1378 9th
Median Household Income # 1153 24th
Per Capita Income # 443 71st

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

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