Also See: San Marcos, CA ZIP Codes & ZIP Code Maps
The City of San Marcos had a population of 96,165 as of July 1, 2020. San Marcos 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 San Marcos is located at latitude 33.1434 and longitude -117.1661 in San Diego County. The formal boundaries for the City of San Marcos encompass a land area of 24.36 sq. miles and a water area of 0.02 sq. miles. San Diego County is in the Pacific time zone (GMT -8). The elevation is 581 feet.
The City of San Marcos (GNIS ID: 2411797) 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 San Marcos is located within Oceanside-Escondido CCD of San Diego County.
|Total Population||96,165 (100%)|
|Population in Households||95,381 (99.2%)|
|Population in Families||79,298 (82.5%)|
|Population in Group Quarters1||784 ( 0.8%)|
|Median Household Income||$78,374|
|Average Household Income||$105,769|
|% of Income for Mortgage4||31%|
|Per Capita Income||$34,384|
|Total HU (Housing Units)||32,236 (100%)|
|Owner Occupied HU||19,586 (60.8%)|
|Renter Occupied HU||11,467 (35.6%)|
|Vacant Housing Units||1,182 ( 3.7%)|
|Median Home Value||$582,603|
|Average Home Value||$643,905|
|Housing Affordability Index3||77|
|Average Household Size||3.07|
|Average Family Size||4|
GROWTH RATE / YEAR
|Median Household Income||2.28%|
|Per Capita Income||2.64%|
|Owner Occupied HU||0.98%|
The table below compares San Marcos 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||# 81||95th|
|Population Density||# 322||79th|
|Median Household Income||# 529||65th|
|Housing Affordability Index||# 501||33rd|
|Per Capita Income||# 678||55th|
|Diversity Index||# 389||75th|
Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.