83301 vs 83321 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 83301, Orange = ZIP 83321.
Quick verdict: ZIP 83301 is wealthier, higher home values. ZIP 83321 is more affordable rent, lower poverty rate, lower unemployment, more diverse, more educated, higher work-from-home share.
Quick Facts
ZIP 83301
Twin Falls city, ID
View full profile →- Population61,968
- Median Income$62,388
- Median Home Value$291k
- Median Rent$858
- Median Age35.4 yrs
- Poverty Rate10.6%
ZIP 83321
Castleford city, ID
View full profile →- Population424
- Median Income$54,861
- Median Home Value$200k
- Median Rent$716
- Median Age40.6 yrs
- Poverty Rate9.6%
Visual comparison (same scale)
Population
61,968424
Median Income
$62,388$54,861
Median Home Value
$291k$200k
Median Rent
$858$716
Median Age
35.4 yrs40.6 yrs
Poverty Rate
10.6%9.6%
Demographics
ZIP 83301
Twin Falls city, ID
View full profile →- White %81.2%
- Black %1.2%
- Asian %2.0%
- Hispanic %16.3%
- Age 0–17 %25.1%
- Age 18–64 %58.1%
- Age 65+ %16.9%
- Bachelor's+ %23.8%
- Diversity Index31/100
ZIP 83321
Castleford city, ID
View full profile →- White %65.1%
- Black %0.0%
- Asian %0.0%
- Hispanic %44.1%
- Age 0–17 %20.1%
- Age 18–64 %57.5%
- Age 65+ %22.4%
- Bachelor's+ %31.5%
- Diversity Index38/100
Visual comparison (same scale)
White %
81.2%65.1%
Black %
1.2%0.0%
Asian %
2.0%0.0%
Hispanic %
16.3%44.1%
Age 0–17 %
25.1%20.1%
Age 18–64 %
58.1%57.5%
Age 65+ %
16.9%22.4%
Bachelor's+ %
23.8%31.5%
Diversity Index
31/10038/100
Economy
ZIP 83301
Twin Falls city, ID
View full profile →- Median Income$62,388
- Unemployment %3.0%
- IRS Net Migration+4,078
- Work From Home %8.3%
ZIP 83321
Castleford city, ID
View full profile →- Median Income$54,861
- Unemployment %2.2%
- IRS Net Migration+28
- Work From Home %10.3%
Visual comparison (same scale)
Median Income
$62,388$54,861
Unemployment %
3.0%2.2%
IRS Net Migration
+4,078+28
Work From Home %
8.3%10.3%
Housing
ZIP 83301
Twin Falls city, ID
View full profile →- Median Home Value$291k
- Median Rent$858
- Owner Occupied %66.3%
- Broadband %89.7%
- Vacant %4.7%
- Median Year Built1981
ZIP 83321
Castleford city, ID
View full profile →- Median Home Value$200k
- Median Rent$716
- Owner Occupied %64.9%
- Broadband %77.5%
- Vacant %10.8%
- Median Year Built1979
Visual comparison (same scale)
Median Home Value
$291k$200k
Median Rent
$858$716
Owner Occupied %
66.3%64.9%
Broadband %
89.7%77.5%
Vacant %
4.7%10.8%
Median Year Built
19811979
Climate & Location
ZIP 83301
Twin Falls city, ID
View full profile →- Snow Days/Year0 days
- Elevation (ft)4,151 ft
- Nearest Airport5.9 miles (9.5 km)
- Distance to Coast429.9 miles (691.8 km)
ZIP 83321
Castleford city, ID
View full profile →- Snow Days/Year0 days
- Elevation (ft)3,825 ft
- Nearest Airport21.8 miles (35.1 km)
- Distance to Coast411.0 miles (661.4 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
4,151 ft3,825 ft
Nearest Airport
5.9 miles (9.5 km)21.8 miles (35.1 km)
Distance to Coast
429.9 miles (691.8 km)411.0 miles (661.4 km)
Infrastructure
ZIP 83301
Twin Falls city, ID
View full profile →- Work From Home %8.3%
- Walkability (0–100)47
- Broadband %89.7%
ZIP 83321
Castleford city, ID
View full profile →- Work From Home %10.3%
- Walkability (0–100)22
- Broadband %77.5%
Visual comparison (same scale)
Work From Home %
8.3%10.3%
Walkability (0–100)
4722
Broadband %
89.7%77.5%
Frequently Asked Questions
How do ZIP 83301 and 83321 compare?
ZIP 83301 is wealthier, higher home values. ZIP 83321 is more affordable rent, 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 (83301), orange the second (83321). 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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