Also See: Antioch, CA ZIP Codes & ZIP Code Maps
The City of Antioch had a population of 109,973 as of July 1, 2020. Antioch ranks in the upper 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 Antioch is located at latitude 38.0049 and longitude -121.8058 in Contra Costa County. The formal boundaries for the City of Antioch encompass a land area of 28.33 sq. miles and a water area of 0.7 sq. miles. Contra Costa County is in the Pacific time zone (GMT -8). The elevation is 43 feet.
The City of Antioch (GNIS ID: 2409715) 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 Antioch is located within Antioch-Pittsburg CCD of Contra Costa County.
Alternate Unofficial Names for Antioch: East Antioch, Marshs Landing, Smith's Landing.
|Total Population||109,973 (100%)|
|Population in Households||109,293 (99.4%)|
|Population in Families||94,445 (85.9%)|
|Population in Group Quarters1||680 ( 0.6%)|
|Median Household Income||$81,499|
|Average Household Income||$106,996|
|% of Income for Mortgage4||22%|
|Per Capita Income||$33,613|
|Total HU (Housing Units)||36,431 (100%)|
|Owner Occupied HU||22,530 (61.8%)|
|Renter Occupied HU||11,860 (32.6%)|
|Vacant Housing Units||2,041 ( 5.6%)|
|Median Home Value||$431,667|
|Average Home Value||$485,061|
|Housing Affordability Index3||107|
|Average Household Size||3.18|
|Average Family Size||4|
GROWTH RATE / YEAR
|Median Household Income||2.19%|
|Per Capita Income||2.7%|
|Owner Occupied HU||0.77%|
The table below compares Antioch to the other 1,521 incorporated cities, towns and CDPs in California by rank and percentile using July 1, 2020 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.
|Total Population||# 64||96th|
|Population Density||# 349||77th|
|Median Household Income||# 469||69th|
|Housing Affordability Index||# 963||63rd|
|Per Capita Income||# 712||53rd|
|Diversity Index||# 125||92nd|
Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.