99138 vs 99166 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 99138, Orange = ZIP 99166.
Quick verdict: ZIP 99138 is more affordable rent, more diverse, more educated. ZIP 99166 is wealthier, higher home values, lower poverty rate, lower unemployment, higher work-from-home share.
Quick Facts
ZIP 99138
Inchelium CDP, WA
View full profile →- Population1,173
- Median Income$51,094
- Median Home Value$207k
- Median Rent$313
- Median Age44.3 yrs
- Poverty Rate21.3%
ZIP 99166
Curlew Lake CDP, WA
View full profile →- Population2,879
- Median Income$59,821
- Median Home Value$273k
- Median Rent$616
- Median Age55.5 yrs
- Poverty Rate14.3%
Visual comparison (same scale)
Population
1,1732,879
Median Income
$51,094$59,821
Median Home Value
$207k$273k
Median Rent
$313$616
Median Age
44.3 yrs55.5 yrs
Poverty Rate
21.3%14.3%
Demographics
ZIP 99138
Inchelium CDP, WA
View full profile →- White %30.4%
- Black %0.4%
- Asian %0.0%
- Hispanic %3.2%
- Age 0–17 %23.0%
- Age 18–64 %52.1%
- Age 65+ %24.9%
- Bachelor's+ %19.9%
- Diversity Index47/100
ZIP 99166
Curlew Lake CDP, WA
View full profile →- White %88.3%
- Black %0.1%
- Asian %0.0%
- Hispanic %3.5%
- Age 0–17 %14.4%
- Age 18–64 %53.7%
- Age 65+ %31.8%
- Bachelor's+ %19.5%
- Diversity Index21/100
Visual comparison (same scale)
White %
30.4%88.3%
Black %
0.4%0.1%
Asian %
0.0%0.0%
Hispanic %
3.2%3.5%
Age 0–17 %
23.0%14.4%
Age 18–64 %
52.1%53.7%
Age 65+ %
24.9%31.8%
Bachelor's+ %
19.9%19.5%
Diversity Index
47/10021/100
Economy
ZIP 99138
Inchelium CDP, WA
View full profile →- Median Income$51,094
- Unemployment %21.0%
- IRS Net Migration+63
- Work From Home %8.0%
ZIP 99166
Curlew Lake CDP, WA
View full profile →- Median Income$59,821
- Unemployment %12.5%
- IRS Net Migration+155
- Work From Home %17.9%
Visual comparison (same scale)
Median Income
$51,094$59,821
Unemployment %
21.0%12.5%
IRS Net Migration
+63+155
Work From Home %
8.0%17.9%
Housing
ZIP 99138
Inchelium CDP, WA
View full profile →- Median Home Value$207k
- Median Rent$313
- Owner Occupied %63.7%
- Broadband %72.9%
- Vacant %32.3%
- Median Year Built1978
ZIP 99166
Curlew Lake CDP, WA
View full profile →- Median Home Value$273k
- Median Rent$616
- Owner Occupied %73.9%
- Broadband %84.6%
- Vacant %26.0%
- Median Year Built1988
Visual comparison (same scale)
Median Home Value
$207k$273k
Median Rent
$313$616
Owner Occupied %
63.7%73.9%
Broadband %
72.9%84.6%
Vacant %
32.3%26.0%
Median Year Built
19781988
Climate & Location
ZIP 99138
Inchelium CDP, WA
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,670 ft
- Nearest Airport53.3 miles (85.8 km)
- Distance to Coast173.3 miles (278.8 km)
ZIP 99166
Curlew Lake CDP, WA
View full profile →- Snow Days/Year0 days
- Elevation (ft)2,555 ft
- Nearest Airport32.2 miles (51.9 km)
- Distance to Coast164.7 miles (265.1 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
1,670 ft2,555 ft
Nearest Airport
53.3 miles (85.8 km)32.2 miles (51.9 km)
Distance to Coast
173.3 miles (278.8 km)164.7 miles (265.1 km)
Infrastructure
ZIP 99138
Inchelium CDP, WA
View full profile →- Work From Home %8.0%
- Walkability (0–100)32
- Broadband %72.9%
ZIP 99166
Curlew Lake CDP, WA
View full profile →- Work From Home %17.9%
- Walkability (0–100)26
- Broadband %84.6%
Visual comparison (same scale)
Work From Home %
8.0%17.9%
Walkability (0–100)
3226
Broadband %
72.9%84.6%
Frequently Asked Questions
How do ZIP 99138 and 99166 compare?
ZIP 99138 is more affordable rent, more diverse, more educated. ZIP 99166 is wealthier, higher home values, lower poverty rate, lower unemployment, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (99138), orange the second (99166). 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).
Continue exploring