Seal Beach, CA Profile: Facts, Map & Data


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Seal Beach, California - Basic Facts

The City of Seal Beach had a population of 25,628 as of July 1, 2017.

The primary coordinate point for Seal Beach is located at latitude 33.7519 and longitude -118.0732 in Orange County. The formal boundaries for the City of Seal Beach (see map below) encompass a land area of 11.3 sq. miles and a water area of 1.74 sq. miles. Orange County is in the Pacific time zone (GMT -8). The elevation is 13 feet.

The City of Seal Beach (GNIS ID: 2411851) 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 Seal Beach is located within North Coast CCD of Orange County.

Beneath the boundary map are tables with Seal Beach population, income and housing data, five-year growth projections and peer comparisons for key demographic data. The estimates are for July 1, 2017.

Alternate Unofficial Names for Seal Beach: Bay City.

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City of Seal Beach, CA Boundary Map

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Seal Beach, CA Data & Demographics (As of July 1, 2017)


Total Population 25,628
Daytime Population: Workers 12,452
Daytime Population: Residents 15,013
Total Daytime Population (TDP) 27,465
Ratio TDP/Total Population1 1.07
Population in Households 25,376
Population in Familes 16,689
Population in Group Qrtrs 252
Population Density2 2,269
Diversity Index3 47


Median Household Income $54,262
Average Household Income $96,558
Per Capita Income $51,941


Total Housing Units 15,038 (100%)
Owner Occupied HU 10,177 (67.7%)
Renter Occupied HU 3,549 (23.6%)
Vacant Housing Units 1,312 ( 8.7%)
Median Home Value $367,981
Average Home Value $518,742


Total Households 13,726
Average Household Size 1.85
Family Households 6,272
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 0.8% 0.79%
Households 0.73% 0.78%
Families 0.69% 0.66%
Median Household Income   1.78%
Per Capita Income   2.21%

Seal Beach, CA - Peer Comparisons by Rank and Percentile

The table below compares Seal Beach to the other 1,516 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2017 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 # 293 81st
Population Density # 568 63rd
Diversity Index # 1056 30th
Median Household Income # 816 46th
Per Capita Income # 195 87th

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

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