37912 vs 37931 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 37912, Orange = ZIP 37931.
Quick verdict: ZIP 37912 is more affordable rent, more diverse. ZIP 37931 is wealthier, higher home values, lower poverty rate, lower unemployment, more educated, higher work-from-home share.
Quick Facts
ZIP 37912
Knoxville city, TN
View full profile →- Population22,009
- Median Income$44,754
- Median Home Value$186k
- Median Rent$858
- Median Age35.6 yrs
- Poverty Rate20.9%
ZIP 37931
Karns CDP, TN
View full profile →- Population31,149
- Median Income$91,284
- Median Home Value$317k
- Median Rent$1,233
- Median Age38.2 yrs
- Poverty Rate6.5%
Visual comparison (same scale)
Population
22,00931,149
Median Income
$44,754$91,284
Median Home Value
$186k$317k
Median Rent
$858$1,233
Median Age
35.6 yrs38.2 yrs
Poverty Rate
20.9%6.5%
Demographics
ZIP 37912
Knoxville city, TN
View full profile →- White %71.3%
- Black %13.9%
- Asian %1.1%
- Hispanic %10.9%
- Age 0–17 %21.4%
- Age 18–64 %65.1%
- Age 65+ %13.5%
- Bachelor's+ %22.6%
- Diversity Index46/100
ZIP 37931
Karns CDP, TN
View full profile →- White %84.8%
- Black %4.1%
- Asian %2.0%
- Hispanic %6.2%
- Age 0–17 %23.2%
- Age 18–64 %61.8%
- Age 65+ %15.0%
- Bachelor's+ %44.8%
- Diversity Index27/100
Visual comparison (same scale)
White %
71.3%84.8%
Black %
13.9%4.1%
Asian %
1.1%2.0%
Hispanic %
10.9%6.2%
Age 0–17 %
21.4%23.2%
Age 18–64 %
65.1%61.8%
Age 65+ %
13.5%15.0%
Bachelor's+ %
22.6%44.8%
Diversity Index
46/10027/100
Economy
ZIP 37912
Knoxville city, TN
View full profile →- Median Income$44,754
- Unemployment %5.2%
- IRS Net Migration+780
- Work From Home %5.2%
ZIP 37931
Karns CDP, TN
View full profile →- Median Income$91,284
- Unemployment %2.8%
- IRS Net Migration+1,105
- Work From Home %15.8%
Visual comparison (same scale)
Median Income
$44,754$91,284
Unemployment %
5.2%2.8%
IRS Net Migration
+780+1,105
Work From Home %
5.2%15.8%
Housing
ZIP 37912
Knoxville city, TN
View full profile →- Median Home Value$186k
- Median Rent$858
- Owner Occupied %52.5%
- Broadband %84.2%
- Vacant %9.3%
- Median Year Built1979
ZIP 37931
Karns CDP, TN
View full profile →- Median Home Value$317k
- Median Rent$1,233
- Owner Occupied %71.0%
- Broadband %92.9%
- Vacant %4.7%
- Median Year Built1997
Visual comparison (same scale)
Median Home Value
$186k$317k
Median Rent
$858$1,233
Owner Occupied %
52.5%71.0%
Broadband %
84.2%92.9%
Vacant %
9.3%4.7%
Median Year Built
19791997
Climate & Location
ZIP 37912
Knoxville city, TN
View full profile →- Snow Days/Year0 days
- Elevation (ft)830 ft
- Nearest Airport13.6 miles (21.9 km)
- Distance to Coast202.2 miles (325.5 km)
ZIP 37931
Karns CDP, TN
View full profile →- Snow Days/Year0 days
- Elevation (ft)910 ft
- Nearest Airport13.6 miles (21.9 km)
- Distance to Coast205.0 miles (329.9 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
830 ft910 ft
Nearest Airport
13.6 miles (21.9 km)13.6 miles (21.9 km)
Distance to Coast
202.2 miles (325.5 km)205.0 miles (329.9 km)
Infrastructure
ZIP 37912
Knoxville city, TN
View full profile →- Work From Home %5.2%
- Walkability (0–100)56
- Broadband %84.2%
Visual comparison (same scale)
Work From Home %
5.2%15.8%
Walkability (0–100)
5630
Broadband %
84.2%92.9%
Frequently Asked Questions
How do ZIP 37912 and 37931 compare?
ZIP 37912 is more affordable rent, more diverse. ZIP 37931 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 (37912), orange the second (37931). 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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