Rio Oso, CA Profile: Facts, Map & Data


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Rio Oso, California - Basic Facts

The Rio Oso Census Designated Place had a population of 369 as of July 1, 2015. Rio Oso ranks in the lower quartile for Population Density when compared to the other cities, towns and Census Designated Places (CDPs) in California. See peer rankings below.

The primary coordinate point for Rio Oso is located at latitude 38.9518 and longitude -121.531 in Sutter County. The formal boundaries for the Rio Oso Census Designated Place (see map below) encompass a land area of 6.53 sq. miles and a water area of 0 sq. miles. Sutter County is in the Pacific time zone (GMT -8). The elevation is 43 feet.

The Rio Oso Census Designated Place (GNIS ID: 2583121) 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.

Beneath the boundary map are tables with Rio Oso population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2015.

Rio Oso Census Designated Place, CA Boundary Map


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Rio Oso, CA Data & Demographics (As of July 1, 2015)


Total Population 369
Population in Households 368
Population in Familes 316
Population in Group Qrtrs 1
Population Density1 57
Diversity Index2 70


Total Households 129
Average Household Size 2.85
Family Households 96
Average Family Size 3


Total Housing Units 143 (100%)
Owner Occupied HU 84 (58.7%)
Renter Occupied HU 45 (31.5%)
Vacant Housing Units 14 ( 9.8%)
Median Home Value $247,222
Average Home Value $325,301


Median Household Income $78,196
Average Household Income $93,019
Per Capita Income $33,306
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.69% 0.64%
Households 0.76% 0.61%
Families 0.4% 0.62%
Median Household Income   1.8%
Per Capita Income   2.94%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood 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.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

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Rio Oso, CA - Peer Comparisons by Rank and Percentile

The table below compares Rio Oso to the other 1,523 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2015 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 # 1239 19th
Population Density1 # 1366 10th
Diversity Index2 # 634 58th
Median Household Income # 307 80th
Per Capita Income # 453 70th

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