ZIP Code 92078 Map
Census ZIP Code Tabulation Area 92078 in San Marcos, CA (San Diego County). ZCTA boundaries closely approximate USPS delivery areas.
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ZIP 92078 Demographics
Source: U.S. Census Bureau, American Community Survey 2020-2024 5-year estimates.
Population
53,605
Households
18,522
Median household income
$120,268
Median age
38.8 years
Median home value
$942,300
Median gross rent
$2,567/mo
Owner-occupied homes
72%
Bachelor's degree or higher
49.2%
Below poverty level
7%
Land area
16.7 sq mi
Population density
3,210 / sq mi