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🇺🇸 United States ZIP Code

STANDARD

94102

San Francisco

ZIP Code 94102 is a standard zip code serving San Francisco, San Francisco, California (CA), in City and County of San Francisco County, United States. It has an estimated population of 31,176 with a median household income of $22,517. The area falls within the America/Los_Angeles timezone.

Median Household Income vs. National Average

$0 National: $37,585 $150K+ $22,517

Location

Country
🇺🇸 United States
State / Province
California (CA)
County
City and County of San Francisco
City
San Francisco
Timezone
America/Los_Angeles

Coordinates

Latitude
37.781300
Longitude
-122.416700

Geographic Details

Land Area
0.67 mi²
Population Density
46472.0 people per mi² (95th percentile)
Bounding Box
37.789226°N, 37.769441°S, -122.404583°E, -122.429920°W

With 31,176 residents spread across 0.67 square miles, this area has a population density of 46472.0 people per square mile.

Demographics

31,176

Population

90th percentile

$22,517

Median Income

$574,100

Median Home Value

95th percentile

0.67 mi²

Land Area

The median household income in 94102 is $22,517, and the median home value is $574,100.

Housing

18,758

Total Units

16,844

Occupied Units

89.8%

Occupancy Rate

Nearby ZIP Codes

Other zip codes in San Francisco, CA.

94103

San Francisco

 94104

San Francisco

 94105

San Francisco

 94107

San Francisco

 94108

San Francisco

 94109

San Francisco

 94110

San Francisco

 94111

San Francisco

 94112

San Francisco

 94114

San Francisco

Similar ZIP Codes in California

ZIP codes with similar median household income in California.

90007

Los Angeles

$22,420

 90013

Los Angeles

$20,271

 90015

Los Angeles

$27,393

 90017

Los Angeles

$21,030

 90037

Los Angeles

$26,796

 92242

Earp

$27,279

 92254

Mecca

$27,156

 92274

Thermal

$27,305

Frequently Asked Questions

What information is available for each ZIP code?
Each ZIP code page shows city, state, county, geographic coordinates, timezone, population, median household income, median home value, housing units, land area, population density, commute time, educational attainment, area codes, and ZIP code type (Standard, PO Box, or Unique).
What are the different types of ZIP codes?
There are three types of ZIP codes: Standard (residential and commercial delivery areas), PO Box (assigned to post office box sections), and Unique (assigned to a single high-volume address like a government agency or large company). Standard ZIP codes are the most common.
How often is ZIP code data updated?
ZIP code assignments are updated quarterly by the USPS. Demographic data comes from the US Census Bureau's American Community Survey (ACS), which releases new 5-year estimates annually. ZipFYI updates its data to reflect the latest available information.
What is population density and why does it matter?
Population density measures the number of people per square mile in a ZIP code area. It helps identify urban vs. rural areas, affects real estate values, impacts service availability, and is used in market analysis. Dense urban ZIP codes may have 50,000+ people per square mile.
How are ZIP code boundaries determined?
ZIP code boundaries are determined by the USPS based on mail delivery routes, not political or geographic boundaries. They follow carrier routes and may cross city, county, or even state lines. Boundaries can change when the USPS reorganizes delivery operations.
What does median household income tell me about a ZIP code?
Median household income is the middle value when all household incomes in a ZIP code are sorted. Half of households earn more and half earn less. It is a better indicator of typical earnings than average income, which can be skewed by very high or very low outliers.