Home values, rents and more in ZIP code 92078 (San Marcos, CA)
September 2026 figures from Zillow and the U.S. Census Bureau · updated 2026-11-07
Open 92078 in ProMap- Under $830k
- $830k–$920k
- $920k–$1.2M
- $1.2M–$1.7M
- $1.7M+
- No data
How 92078 compares
The typical home in ZIP code 92078 (San Marcos, CA) is worth about $1,040,000, according to the Zillow Home Value Index for September 2026. Home values in 92078 are 12% above the typical value in the San Diego metro area ($927,000) and 2.8 times the U.S. typical value ($366,000).
Over the past year, home values in 92078 rose 0.5%, compared with +0.8% in the San Diego metro area and +1.2% nationally.
Typical rent is $3,520 a month (Zillow Observed Rent Index), 19% above the San Diego metro area ($2,967) and 1.8 times the U.S. ($1,932). Rents rose 4.1% over the past year.
The median household income is $120,268, against $106,268 in the San Diego metro area and $80,734 in the U.S. (Census Bureau, American Community Survey 2020–24).
About 53,605 people live in 92078 (American Community Survey 2020–24).
92078 has the 32nd-highest typical home value of the 96 ZIP codes in the San Diego metro area and the 396th-highest of 1,541 in California with Zillow figures.
Part of: San Marcos, CA · San Diego County, CA · San Diego metro area · California
More for 92078 in ProMap Plus
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- 5- and 10-year price changes
- Days on market and months of supply
- Price cuts and sale-to-list ratio
- Price-to-income and monthly cost to buy
- Zillow 12-month price forecast
- Crime rates
- School test scores
- Homeowners insurance premiums
- Commute time to downtown
- Flood, wildfire and natural hazard risk
- Property-tax rate
- 2024 presidential vote
- Age, education and household make-up
- Amenities and transit nearby
Nearby ZIP codes
Sources
Home values: Zillow Home Value Index (ZHVI), all homes, middle tier, smoothed and seasonally adjusted, September 2026. Rents: Zillow Observed Rent Index (ZORI), seasonally adjusted. Population: Census population estimates (July 2025) for states, metros and counties; ACS 2020–24 for cities and ZIP codes. Income: U.S. Census Bureau, ACS 2020–24 5-year estimates. Boundaries: U.S. Census Bureau cartographic boundary files. Compiled by Home Economics.
"Typical" is Zillow's middle-tier value (homes between the 35th and 65th percentiles), not a median sale price. Changes are over the 12 months to September 2026.