Residential delivery area · California
ZIP Code 92173: San Ysidro, CA
ZIP code 92173 uses the postal name San Ysidro, California and lies entirely in San Diego County (Census 2020 ZIP-county file). About 28,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $69,792 (Census Bureau, ACS 2020-2024). Most of its land (100%) lies in the city of San Diego.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- San Ysidro · its only residential ZIP
- County
- San Diego County
- Census places
- San Diego
- Metro area
- San Diego-Chula Vista-Carlsbad, CA
- House district
- CA-52 119th Congress
- State
- California
- Time zone
- Pacific
- Land area
- 2.9 sq mi · 9,588 people per sq mi
- PO Box ZIPs
- 92143 also use the name San Ysidro
Where is ZIP code 92173?
92173 centers on 32.556°, -117.051° and covers 2.9 square miles of land. It borders 1 ZIP code: 92154.
The map draws ZIP code areas only. For the streets inside 92173, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 92173 compare with the rest of San Diego County?
| Measure | 92173 | In San Diego County | In CA |
|---|---|---|---|
| People (ACS 2020-2024) | 27,585 | 62nd of 116 | 659th of 1,802 |
| Median household income | $70k | 82nd of 85 | 972nd of 1,189 |
| Median home value | $535k | 85th of 89 | 909th of 1,317 |
Its median household income is higher than in 46% of U.S. residential ZIP codes, and it is denser than 98% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 92173?
The 2020 Census counted 29,703 people in 92173; the ACS, which samples households over 2020-2024, estimates 27,585. Its boundary changed between the 2010 and 2020 censuses, so the two counts are not compared.
- People, ACS 2020-2024
- 27,585
- 2020 Census count
- 29,703
- Households
- 7,952
- Median age
- 35.9
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 92173?
Of the 27,585 people the ACS estimates in 92173, 24.3% are under 18 and 13.2% are 65 or older. The largest group by race and Hispanic origin is Hispanic or Latino (94.2%).
- Under 1824.3%
- 18 to 6462.5%
- 65 and older13.2%
- Hispanic or Latino94.2%
- White, not Hispanic2.4%
- Asian, not Hispanic1.5%
- Other or two or more1.1%
- Black, not Hispanic0.8%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 92173 earn?
Median household income is $69,792 (ACS 2020-2024), the 82nd highest of the 85 ranked ZIP codes in San Diego County.
- Median household income
- $69,792±$10,328
- Income per person
- $25,887
- Below the poverty line
- 13.4%
- Unemployed (of the labor force)
- 12.8%
- Adults 25+ with a bachelor's degree
- 9.9%
- Adjusted gross income per tax return, 2022
- $41,37927,030 returns; wages 86% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 92173?
FHFA's house price index for 92173, built from repeat sales and appraisals of the same homes, rose 98% from 2015 to 2025 and rose 39% from 2020 to 2025, and moved +0.7% in 2025.
- Median home value (owners' estimate)
- $535,000
- Median gross rent
- $1,707
- Homes owned by their occupants
- 34.9%
- Housing units
- 8,396
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 92173?
591 business establishments had a location in this ZIP code in 2023, 34 more than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade185
- Finance and insurance55
- Accommodation and food services55
- Professional, scientific, and technical services50
- Construction44
- Wholesale trade43
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 92173?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 92154 | San Diego | 80,445 | $95k | 5.2 mi |
| 91911 | Chula Vista | 85,542 | $82k | 3.6 mi (near) |
| 91932 | Imperial Beach | 25,741 | $86k | 3.8 mi (near) |
| 91910 | Chula Vista | 77,123 | $90k | 5.7 mi (near) |
| 91913 | Chula Vista | 57,721 | $129k | 6.0 mi (near) |
| 92179 | San Diego | 3,150 | – | 7.1 mi (near) |
| 91915 | Chula Vista | 35,322 | $140k | 7.5 mi (near) |
| 91950 | National City | 59,891 | $66k | 8.2 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.
Which other ZIP codes use the name San Ysidro?
1 more ZIP code carries the postal name San Ysidro, CA without a residential delivery area: PO boxes at the post office, or a single organization with its own ZIP code. The Census Bureau publishes no figures for it.
| ZIP | County |
|---|---|
| 92143 | San Diego County |
Source: GeoNames postal codes (CC BY 4.0), downloaded 2026-10-09; a ZIP code with no Census ZCTA has no residential delivery area.