Oceanside, CA Profile: Facts, Map & Data


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Oceanside, California - Basic Facts

The City of Oceanside had a population of 178,823 as of July 1, 2018. Oceanside ranks in the upper 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 Oceanside is located at latitude 33.2246 and longitude -117.3062 in San Diego County. The formal boundaries for the City of Oceanside (see map below) encompass a land area of 41.25 sq. miles and a water area of 0.92 sq. miles. San Diego County is in the Pacific time zone (GMT -8). The elevation is 66 feet.

The City of Oceanside (GNIS ID: 2411301) has a C1 Census Class Code which indicates an active incorporated place that does not serve as a county subdivision equivalent. It also has a Functional Status Code of "A" which identifies an active government providing primary general-purpose functions.

California is one of 20 states where Census County Divisions (CCDs) are used for statistical tracking of subdivisions within each county. The City of Oceanside is located within Oceanside-Escondido CCD of San Diego County.

Beneath the boundary map are tables with Oceanside 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 Oceanside: Ocean Side.

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City of Oceanside, CA Boundary Map

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Boundary Maps: Oceanside-Escondido CCD | San Diego County | California Counties

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


Total Population 178,823
Population in Households 177,895
Population in Familes 144,093
Population in Group Qrtrs 928
Population Density2 4,335
Diversity Index3 79


Median Household Income $65,783
Average Household Income $88,387
Per Capita Income $31,439


Total Housing Units 67,638 (100%)
Owner Occupied HU 36,417 (53.8%)
Renter Occupied HU 26,761 (39.6%)
Vacant Housing Units 4,460 ( 6.6%)
Median Home Value $460,783
Average Home Value $508,744


Total Households 63,178
Average Household Size 2.82
Family Households 42,921
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 0.83% 0.9%
Households 0.78% 0.84%
Families 0.78% 0.89%
Median Household Income   3.24%
Per Capita Income   3.5%

Oceanside, CA - Peer Comparisons by Rank and Percentile

The table below compares Oceanside 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 # 26 98th
Population Density # 286 81st
Diversity Index # 409 73rd
Median Household Income # 590 61st
Per Capita Income # 720 53rd

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

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