99031 vs 99023 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 99031, Orange = ZIP 99023.
Quick verdict: ZIP 99031 is more diverse. ZIP 99023 is wealthier, higher home values, lower poverty rate, lower unemployment, more educated, higher work-from-home share.
Quick Facts
ZIP 99031
Spangle city, WA
View full profile →- Population1,434
- Median Income$95,089
- Median Home Value$330k
- Median Age49.2 yrs
- Poverty Rate15.6%
ZIP 99023
WA
View full profile →- Population780
- Median Income$125,909
- Median Home Value$700k
- Median Age39.2 yrs
- Poverty Rate0.0%
Visual comparison (same scale)
Population
1,434780
Median Income
$95,089$125,909
Median Home Value
$330k$700k
Median Age
49.2 yrs39.2 yrs
Poverty Rate
15.6%0.0%
Demographics
ZIP 99031
Spangle city, WA
View full profile →- White %90.0%
- Black %0.0%
- Asian %1.3%
- Hispanic %4.0%
- Age 0–17 %11.8%
- Age 18–64 %72.3%
- Age 65+ %15.8%
- Bachelor's+ %23.9%
- Diversity Index19/100
ZIP 99023
WA
View full profile →- White %98.0%
- Black %0.0%
- Asian %0.0%
- Hispanic %2.0%
- Age 0–17 %30.9%
- Age 18–64 %45.4%
- Age 65+ %23.7%
- Bachelor's+ %52.9%
- Diversity Index4/100
Visual comparison (same scale)
White %
90.0%98.0%
Black %
0.0%0.0%
Asian %
1.3%0.0%
Hispanic %
4.0%2.0%
Age 0–17 %
11.8%30.9%
Age 18–64 %
72.3%45.4%
Age 65+ %
15.8%23.7%
Bachelor's+ %
23.9%52.9%
Diversity Index
19/1004/100
Economy
ZIP 99031
Spangle city, WA
View full profile →- Median Income$95,089
- Unemployment %6.7%
- IRS Net Migration+77
- Work From Home %5.8%
ZIP 99023
WA
View full profile →- Median Income$125,909
- Unemployment %6.2%
- IRS Net Migration+42
- Work From Home %15.8%
Visual comparison (same scale)
Median Income
$95,089$125,909
Unemployment %
6.7%6.2%
IRS Net Migration
+77+42
Work From Home %
5.8%15.8%
Housing
ZIP 99031
Spangle city, WA
View full profile →- Median Home Value$330k
- Owner Occupied %88.6%
- Broadband %85.8%
- Vacant %2.0%
- Median Year Built1980
ZIP 99023
WA
View full profile →- Median Home Value$700k
- Owner Occupied %100.0%
- Broadband %90.2%
- Vacant %11.1%
- Median Year Built1998
Visual comparison (same scale)
Median Home Value
$330k$700k
Owner Occupied %
88.6%100.0%
Broadband %
85.8%90.2%
Vacant %
2.0%11.1%
Median Year Built
19801998
Climate & Location
ZIP 99031
Spangle city, WA
View full profile →- Snow Days/Year0 days
- Elevation (ft)2,267 ft
- Nearest Airport15.8 miles (25.4 km)
- Distance to Coast224.6 miles (361.4 km)
ZIP 99023
WA
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,953 ft
- Nearest Airport10.9 miles (17.6 km)
- Distance to Coast231.8 miles (373.1 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
2,267 ft1,953 ft
Nearest Airport
15.8 miles (25.4 km)10.9 miles (17.6 km)
Distance to Coast
224.6 miles (361.4 km)231.8 miles (373.1 km)
Infrastructure
ZIP 99031
Spangle city, WA
View full profile →- Work From Home %5.8%
- Walkability (0–100)20
- Broadband %85.8%
Visual comparison (same scale)
Work From Home %
5.8%15.8%
Walkability (0–100)
2026
Broadband %
85.8%90.2%
Frequently Asked Questions
How do ZIP 99031 and 99023 compare?
ZIP 99031 is more diverse. ZIP 99023 is wealthier, higher home values, lower poverty rate, lower unemployment, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (99031), orange the second (99023). 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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