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US ZIP Code Profile

ZIP Code 92704
Santa Ana, California

ZIP code 92704 is in Santa Ana, located in Orange County, California, within the Los Angeles-Long Beach-Anaheim metro area. Its 2020 Census population was 82,841. The estimated median adjusted gross income per tax return is $40,798, and about 2% of filers report $200,000 or more.

2020 Population
82,841
Census ZCTA
County
Orange
FIPS 06059
Median income (est.)
$40,798
IRS SOI 2022
Land Area
7.511 mi²
+ 0.024 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CitySanta Ana, CA
CountyOrange County (FIPS 06059)
StateCalifornia (FIPS 06)
Metro Area (MSA)Los Angeles-Long Beach-Anaheim, CA Metro Area (31080)
Census Region / DivisionWest Region · Pacific Division
Coordinates33.72113, -117.90511
Land / Water Area7.511 mi² land · 0.024 mi² water

02Income & Economics

Distribution of the 39,020 individual tax returns filed in 92704 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
29.2%
$25K–$50K
32.9%
$50K–$75K
17.9%
$75K–$100K
9.0%
$100K–$200K
9.2%
$200K+
1.7%
The $200,000+ bracket accounts for 17% of 92704's total adjusted gross income, from 2% of returns — a concentration that drives the gap between the median ($40,798) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 92704's IRS income metrics, 2020–2022.

Median income (2021→2022)
$40,798
▲ 6.5%
Filers earning $200K+
1.7%
▲ 0.2 pt
Total filers
39,020
▼ 1.5%
GET /zipc/v2/zipcodes/92704/soi?year=… $35K 2020 $38K 2021 $41K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 92704 ZCTA.

2000
91,176
 
2010
88,123
▼ -3.3%
2020
82,841
▼ -6.0%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 92704. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 92704

Santa Ana and its immediate neighbors, sorted by distance.

3 mi
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Distance from 92704 to any ZIP

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06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number056936
City AliasesDiamond, Fountain Valley, Santa Ana

07Frequently Asked Questions

What county is ZIP code 92704 in?

ZIP code 92704 is in Orange County, California (county FIPS code 06059).

What city is ZIP code 92704?

The primary USPS city for 92704 is Santa Ana, CA.

What metro area (MSA) is 92704 in?

92704 is part of the Los Angeles-Long Beach-Anaheim, CA Metro Area (MSA code 31080).

What is the population of ZIP code 92704?

The 2020 Census population of 92704 was 82,841 residents.

What is the median income in ZIP code 92704?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 92704 is about $40,798, with around 2% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.