99606 vs 99640 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 99606, Orange = ZIP 99640.
Quick verdict: ZIP 99606 is wealthier, higher home values, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share.
Quick Facts
ZIP 99606
Iliamna CDP, AK
View full profile →- Population236
- Median Income$63,438
- Median Home Value$172k
- Median Age30.6 yrs
- Poverty Rate20.1%
ZIP 99640
Nondalton city, AK
View full profile →- Population88
- Median Income$51,667
- Median Home Value$138k
- Median Age35.5 yrs
- Poverty Rate28.4%
Visual comparison (same scale)
Population
23688
Median Income
$63,438$51,667
Median Home Value
$172k$138k
Median Age
30.6 yrs35.5 yrs
Poverty Rate
20.1%28.4%
Demographics
ZIP 99606
Iliamna CDP, AK
View full profile →- White %18.6%
- Black %0.0%
- Asian %0.0%
- Hispanic %0.8%
- Age 0–17 %33.9%
- Age 18–64 %54.7%
- Age 65+ %11.4%
- Bachelor's+ %29.6%
- Diversity Index32/100
ZIP 99640
Nondalton city, AK
View full profile →- White %2.3%
- Black %3.4%
- Asian %0.0%
- Hispanic %0.0%
- Age 0–17 %31.8%
- Age 18–64 %47.7%
- Age 65+ %20.4%
- Bachelor's+ %14.6%
- Diversity Index11/100
Visual comparison (same scale)
White %
18.6%2.3%
Black %
0.0%3.4%
Asian %
0.0%0.0%
Hispanic %
0.8%0.0%
Age 0–17 %
33.9%31.8%
Age 18–64 %
54.7%47.7%
Age 65+ %
11.4%20.4%
Bachelor's+ %
29.6%14.6%
Diversity Index
32/10011/100
Economy
ZIP 99606
Iliamna CDP, AK
View full profile →- Median Income$63,438
- Unemployment %10.6%
- IRS Net Migration+9
- Work From Home %2.1%
- Mean Commute (min)94 min
ZIP 99640
Nondalton city, AK
View full profile →- Median Income$51,667
- Unemployment %31.3%
- IRS Net Migration+4
- Work From Home %0.0%
- Mean Commute (min)22 min
Visual comparison (same scale)
Median Income
$63,438$51,667
Unemployment %
10.6%31.3%
IRS Net Migration
+9+4
Work From Home %
2.1%0.0%
Mean Commute (min)
94 min22 min
Housing
ZIP 99606
Iliamna CDP, AK
View full profile →- Median Home Value$172k
- Owner Occupied %76.7%
- Broadband %80.0%
- Vacant %36.2%
- Median Year Built1988
ZIP 99640
Nondalton city, AK
View full profile →- Median Home Value$138k
- Owner Occupied %20.6%
- Broadband %61.8%
- Vacant %71.2%
- Median Year Built1983
Visual comparison (same scale)
Median Home Value
$172k$138k
Owner Occupied %
76.7%20.6%
Broadband %
80.0%61.8%
Vacant %
36.2%71.2%
Median Year Built
19881983
Climate & Location
ZIP 99606
Iliamna CDP, AK
View full profile →- Snow Days/Year0 days
- Elevation (ft)143 ft
- Nearest Airport14.2 miles (22.9 km)
- Distance to Coast1424.6 miles (2292.7 km)
ZIP 99640
Nondalton city, AK
View full profile →- Snow Days/Year0 days
- Elevation (ft)143 ft
- Nearest Airport26.5 miles (42.6 km)
- Distance to Coast1457.7 miles (2345.9 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
143 ft143 ft
Nearest Airport
14.2 miles (22.9 km)26.5 miles (42.6 km)
Distance to Coast
1424.6 miles (2292.7 km)1457.7 miles (2345.9 km)
Infrastructure
ZIP 99606
Iliamna CDP, AK
View full profile →- Mean Commute (min)94 min
- Work From Home %2.1%
- Walkability (0–100)30
- Broadband %80.0%
ZIP 99640
Nondalton city, AK
View full profile →- Mean Commute (min)22 min
- Work From Home %0.0%
- Walkability (0–100)0
- Broadband %61.8%
Visual comparison (same scale)
Mean Commute (min)
94 min22 min
Work From Home %
2.1%0.0%
Walkability (0–100)
300
Broadband %
80.0%61.8%
Frequently Asked Questions
How do ZIP 99606 and 99640 compare?
ZIP 99606 is wealthier, higher home values, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (99606), orange the second (99640). 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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