Zip Code 92173
San Ysidro, California — San Diego County
📍 ZIP code 92173 is in San Ysidro, San Diego County, California.
ZIP code 92173 is located in San Ysidro, San Diego County, California. It is a zip code in the Pacific (PST/PDT) Time Zone with an estimated population of 26,507. The area code for ZIP code 92173 is 619.
Quick Answer
Zip code 92173 is in San Ysidro, California (San Diego County). It has a population of 26,507, median household income of $65,865, and median home value of $521,800.
Population
26,507
Income
$65,865
Home Value
$521,800
Climate
78°F / 44°F
About Zip Code 92173
Zip code 92173 is located in San Ysidro, California, within San Diego County. Home to approximately 26,507 residents, this area sits at an elevation of 77 ft and falls within the Pacific (PST/PDT) timezone. The local area code is 619.
The median household income is $65,865 per year, which is below the national median of $70,784. Homes in this zip code have a median value of $521,800, and the cost of living index is 131 (31% above the national average of 100).
Summers average a high of 78°F while winters drop to 44°F. The area receives about 10 in of rain and 2 in of snow annually. The zip code covers 5 square miles of land area and 0.2 square miles of water.
Key Statistics
26,507
$65,865
$521,800
Pacific (PST/PDT)
619
77 ft
5 sq mi
36.3
8,190
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Compare With Nearby Zip Codes
| Metric | 92173 | 92154 | 91911 | 91932 | 91913 | 91910 |
|---|---|---|---|---|---|---|
| City | San Ysidro, CA | San Diego, CA | Chula Vista, CA | Chula Vista, CA | Chula Vista, CA | Chula Vista, CA |
| Population | 26,507 | 82,832 | 84,619 | 25,897 | 57,067 | 77,957 |
| Median Income | $65,865 | $90,035 | $79,334 | $79,071 | $129,412 | $87,705 |
| Home Value | $521,800 | $606,400 | $602,000 | $811,000 | $750,000 | $676,700 |
| Cost of Living | 131 | 168 | 164 | 200 | 211 | 178 |
| Median Age | 36.3 | 35.6 | 36.7 | 35.2 | 35.6 | 38.4 |
Cost of Living
100 = National Average. San Ysidro's cost of living is 31% above the national average.
vs. State Avg
Above
Affordability
Expensive
Income-to-Home
7.9x
Demographics
Zip code 92173 has a population of 26,507 people with a median age of 36.3. There are 8,190 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
San Ysidro (92173) population trend from 2010 to 2024
↓ -3.3%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
78°F
44°F
10 in
2 in
San Ysidro experiences mild summers with average highs around 78°F. Winters are mild with lows averaging 44°F. The area receives about 2 in of snow per year.
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Housing & Economy
Median Home Value
$521,800
Median Household Income
$65,865
With 8,190 housing units across 5 square miles, 92173 has a housing density of 1,638 units per square mile. The home price-to-income ratio is 7.9x.
Location & Geography
Latitude
32.5530°
Longitude
-117.0425°
Land Area
5 sq mi
Water Area
0.2 sq mi
Nearby Zip Codes
Zip codes closest to 92173 (San Ysidro, CA) with distances:
ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 92173's $65,865. A way to compare San Ysidro to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 92173 (San Ysidro, CA). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is San Ysidro, California?
San Ysidro, California uses zip code 92173.
What county is zip code 92173 in?
Zip code 92173 is located in San Diego County, California.
What is the population of zip code 92173?
The population of zip code 92173 is 26,507 with a median age of 36.3.
Is 92173 in San Ysidro, California?
Yes, zip code 92173 is in San Ysidro, San Diego County, California. The area code is 619.
Frequently Asked Questions
What city is zip code 92173 in?
Zip code 92173 is in San Ysidro, California. It is part of San Diego County and uses the Pacific (PST/PDT) timezone.
What is zip code 92173?
Zip code 92173 is a U.S. postal code in San Ysidro, California (San Diego County). It has a population of 26,507 and covers 5 square miles.
What is the population of zip code 92173?
The population of zip code 92173 (San Ysidro, CA) is 26,507 with a median age of 36.3. There are approximately 8,190 housing units in this area.
What is the median income in zip code 92173?
The median household income in zip code 92173 (San Ysidro, CA) is $65,865 per year. The cost of living index is 131 (100 = national average).
What is the average home price in zip code 92173?
The median home value in zip code 92173 (San Ysidro, CA) is $521,800. The cost of living index is 131 compared to the national average of 100.
What county is zip code 92173 in?
Zip code 92173 is located in San Diego County, California. The primary city is San Ysidro.
What is the area code for zip code 92173?
Zip code 92173 in San Ysidro, CA uses area code 619. It is located in the Pacific (PST/PDT) timezone.
Is zip code 92173 a good place to live?
Zip code 92173 (San Ysidro, CA) has a cost of living index of 131 (100 = national average), a median household income of $65,865, and median home values of $521,800. The median age is 36.3. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 92173?
The cost of living index for zip code 92173 (San Ysidro, CA) is 131, where 100 represents the national average. This area is above the national average. Median home value: $521,800.
What schools serve zip code 92173?
Zip code 92173 in San Ysidro, California is served by the local school district of San Diego County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.