91901 vs 91931 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 91901, Orange = ZIP 91931.
Quick verdict: ZIP 91901 is wealthier, lower unemployment, more educated, higher work-from-home share. ZIP 91931 is lower poverty rate, more diverse.
Quick Facts
ZIP 91901
Alpine CDP, CA
View full profile →- Population18,300
- Median Income$116,600
- Median Home Value$804k
- Median Rent$1,902
- Median Age42.5 yrs
- Poverty Rate10.2%
ZIP 91931
CA
View full profile →- Population735
- Median Income$49,808
- Median Home Value—
- Median Rent—
- Median Age40.0 yrs
- Poverty Rate7.8%
Visual comparison (same scale)
Population
18,300735
Median Income
$116,600$49,808
Median Home Value
$804k—
Median Rent
$1,902—
Median Age
42.5 yrs40.0 yrs
Poverty Rate
10.2%7.8%
Demographics
ZIP 91901
Alpine CDP, CA
View full profile →- White %79.3%
- Black %1.7%
- Asian %2.6%
- Hispanic %18.6%
- Age 0–17 %21.0%
- Age 18–64 %61.1%
- Age 65+ %17.9%
- Bachelor's+ %30.4%
- Diversity Index34/100
ZIP 91931
CA
View full profile →- White %69.9%
- Black %0.0%
- Asian %0.0%
- Hispanic %28.0%
- Age 0–17 %25.3%
- Age 18–64 %42.9%
- Age 65+ %31.8%
- Bachelor's+ %19.9%
- Diversity Index43/100
Visual comparison (same scale)
White %
79.3%69.9%
Black %
1.7%0.0%
Asian %
2.6%0.0%
Hispanic %
18.6%28.0%
Age 0–17 %
21.0%25.3%
Age 18–64 %
61.1%42.9%
Age 65+ %
17.9%31.8%
Bachelor's+ %
30.4%19.9%
Diversity Index
34/10043/100
Economy
ZIP 91901
Alpine CDP, CA
View full profile →- Median Income$116,600
- Unemployment %5.4%
- IRS Net Migration+901
- Work From Home %10.0%
ZIP 91931
CA
View full profile →- Median Income$49,808
- Unemployment %7.6%
- IRS Net Migration+36
- Work From Home %0.0%
Visual comparison (same scale)
Median Income
$116,600$49,808
Unemployment %
5.4%7.6%
IRS Net Migration
+901+36
Work From Home %
10.0%0.0%
Housing
ZIP 91901
Alpine CDP, CA
View full profile →- Median Home Value$804k
- Median Rent$1,902
- Owner Occupied %74.7%
- Broadband %93.8%
- Vacant %3.1%
- Median Year Built1987
ZIP 91931
CA
View full profile →- Median Home Value—
- Median Rent—
- Owner Occupied %78.2%
- Broadband %87.1%
- Vacant %15.9%
- Median Year Built1990
Visual comparison (same scale)
Median Home Value
$804k—
Median Rent
$1,902—
Owner Occupied %
74.7%78.2%
Broadband %
93.8%87.1%
Vacant %
3.1%15.9%
Median Year Built
19871990
Climate & Location
ZIP 91901
Alpine CDP, CA
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,695 ft
- Nearest Airport22.6 miles (36.4 km)
- Distance to Coast26.2 miles (42.1 km)
ZIP 91931
CA
View full profile →- Snow Days/Year0 days
- Elevation (ft)5,920 ft
- Nearest Airport31.0 miles (49.9 km)
- Distance to Coast35.3 miles (56.8 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
1,695 ft5,920 ft
Nearest Airport
22.6 miles (36.4 km)31.0 miles (49.9 km)
Distance to Coast
26.2 miles (42.1 km)35.3 miles (56.8 km)
Infrastructure
ZIP 91901
Alpine CDP, CA
View full profile →- Work From Home %10.0%
- Walkability (0–100)36
- Broadband %93.8%
Visual comparison (same scale)
Work From Home %
10.0%0.0%
Walkability (0–100)
3632
Broadband %
93.8%87.1%
Frequently Asked Questions
How do ZIP 91901 and 91931 compare?
ZIP 91901 is wealthier, lower unemployment, more educated, higher work-from-home share. ZIP 91931 is lower poverty rate, more diverse.
What do the blue and orange colors mean?
Blue represents the first ZIP (91901), orange the second (91931). 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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