94128 vs 94401 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 94128, Orange = ZIP 94401.
Quick verdict: ZIP 94401 is wealthier.
Quick Facts
ZIP 94128
South San Francisco city, CA
View full profile →- Population0
- Median Income$0
- Median Home Value—
- Median Rent—
- Median Age0.0 yrs
- Poverty Rate—
ZIP 94401
San Mateo city, CA
View full profile →- Population35,628
- Median Income$121,258
- Median Home Value$1123k
- Median Rent$2,590
- Median Age35.9 yrs
- Poverty Rate10.9%
Visual comparison (same scale)
Population
035,628
Median Income
$0$121,258
Median Home Value
—$1123k
Median Rent
—$2,590
Median Age
0.0 yrs35.9 yrs
Poverty Rate
—10.9%
Demographics
ZIP 94128
South San Francisco city, CA
View full profile →- White %—
- Black %—
- Asian %—
- Hispanic %—
- Age 0–17 %—
- Age 18–64 %—
- Age 65+ %—
- Bachelor's+ %—
- Diversity Index—
ZIP 94401
San Mateo city, CA
View full profile →- White %32.4%
- Black %1.2%
- Asian %24.8%
- Hispanic %37.8%
- Age 0–17 %18.9%
- Age 18–64 %65.0%
- Age 65+ %16.1%
- Bachelor's+ %45.3%
- Diversity Index69/100
Visual comparison (same scale)
White %
—32.4%
Black %
—1.2%
Asian %
—24.8%
Hispanic %
—37.8%
Age 0–17 %
—18.9%
Age 18–64 %
—65.0%
Age 65+ %
—16.1%
Bachelor's+ %
—45.3%
Diversity Index
—69/100
Economy
ZIP 94128
South San Francisco city, CA
View full profile →- Median Income$0
- Unemployment %—
- IRS Net Migration—
- Work From Home %—
- Mean Commute (min)0 min
ZIP 94401
San Mateo city, CA
View full profile →- Median Income$121,258
- Unemployment %3.6%
- IRS Net Migration+1,753
- Work From Home %18.8%
- Mean Commute (min)—
Visual comparison (same scale)
Median Income
$0$121,258
Unemployment %
—3.6%
IRS Net Migration
—+1,753
Work From Home %
—18.8%
Mean Commute (min)
0 min—
Housing
ZIP 94128
South San Francisco city, CA
View full profile →- Median Home Value—
- Median Rent—
- Owner Occupied %—
- Broadband %—
- Vacant %—
- Median Year Built1800
ZIP 94401
San Mateo city, CA
View full profile →- Median Home Value$1123k
- Median Rent$2,590
- Owner Occupied %44.4%
- Broadband %94.4%
- Vacant %5.2%
- Median Year Built1964
Visual comparison (same scale)
Median Home Value
—$1123k
Median Rent
—$2,590
Owner Occupied %
—44.4%
Broadband %
—94.4%
Vacant %
—5.2%
Median Year Built
18001964
Climate & Location
ZIP 94128
South San Francisco city, CA
View full profile →- Snow Days/Year0 days
- Elevation (ft)8 ft
- Nearest Airport0.8 miles (1.2 km)
- Distance to Coast0.5 miles (0.8 km)
ZIP 94401
San Mateo city, CA
View full profile →- Snow Days/Year0 days
- Elevation (ft)8 ft
- Nearest Airport4.3 miles (7.0 km)
- Distance to Coast1.1 miles (1.8 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
8 ft8 ft
Nearest Airport
0.8 miles (1.2 km)4.3 miles (7.0 km)
Distance to Coast
0.5 miles (0.8 km)1.1 miles (1.8 km)
Infrastructure
ZIP 94128
South San Francisco city, CA
View full profile →- Mean Commute (min)0 min
- Work From Home %—
- Walkability (0–100)43
- Broadband %—
ZIP 94401
San Mateo city, CA
View full profile →- Mean Commute (min)—
- Work From Home %18.8%
- Walkability (0–100)56
- Broadband %94.4%
Visual comparison (same scale)
Mean Commute (min)
0 min—
Work From Home %
—18.8%
Walkability (0–100)
4356
Broadband %
—94.4%
Frequently Asked Questions
How do ZIP 94128 and 94401 compare?
ZIP 94401 is wealthier.
What do the blue and orange colors mean?
Blue represents the first ZIP (94128), orange the second (94401). The same colors are used in the map markers and comparison bars.
Where does this data come from?
Data is from the U.S. Census Bureau and other federal sources. See our Methodology page for details.
How can I compare other ZIP codes?
From any ZIP page, use the "Compare with Another ZIP" tool, or go to /compare/XXXXX-vs-YYYYY (replace with two 5-digit ZIP codes).
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