37721 vs 37920 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 37721, Orange = ZIP 37920.
Quick verdict: ZIP 37721 is wealthier, more affordable rent, lower poverty rate. ZIP 37920 is higher home values, lower unemployment, more diverse, more educated, higher work-from-home share.
Quick Facts
ZIP 37721
Plainview city, TN
View full profile →- Population14,649
- Median Income$64,674
- Median Home Value$219k
- Median Rent$731
- Median Age41.1 yrs
- Poverty Rate8.5%
ZIP 37920
Knoxville city, TN
View full profile →- Population43,509
- Median Income$61,348
- Median Home Value$231k
- Median Rent$853
- Median Age35.5 yrs
- Poverty Rate17.5%
Visual comparison (same scale)
Population
14,64943,509
Median Income
$64,674$61,348
Median Home Value
$219k$231k
Median Rent
$731$853
Median Age
41.1 yrs35.5 yrs
Poverty Rate
8.5%17.5%
Demographics
ZIP 37721
Plainview city, TN
View full profile →- White %93.9%
- Black %1.1%
- Asian %0.3%
- Hispanic %1.2%
- Age 0–17 %22.6%
- Age 18–64 %59.7%
- Age 65+ %17.7%
- Bachelor's+ %17.2%
- Diversity Index12/100
ZIP 37920
Knoxville city, TN
View full profile →- White %84.1%
- Black %6.0%
- Asian %1.4%
- Hispanic %5.0%
- Age 0–17 %17.8%
- Age 18–64 %65.7%
- Age 65+ %16.5%
- Bachelor's+ %34.2%
- Diversity Index29/100
Visual comparison (same scale)
White %
93.9%84.1%
Black %
1.1%6.0%
Asian %
0.3%1.4%
Hispanic %
1.2%5.0%
Age 0–17 %
22.6%17.8%
Age 18–64 %
59.7%65.7%
Age 65+ %
17.7%16.5%
Bachelor's+ %
17.2%34.2%
Diversity Index
12/10029/100
Economy
ZIP 37721
Plainview city, TN
View full profile →- Median Income$64,674
- Unemployment %3.8%
- IRS Net Migration+519
- Work From Home %5.8%
ZIP 37920
Knoxville city, TN
View full profile →- Median Income$61,348
- Unemployment %3.7%
- IRS Net Migration+1,543
- Work From Home %12.4%
Visual comparison (same scale)
Median Income
$64,674$61,348
Unemployment %
3.8%3.7%
IRS Net Migration
+519+1,543
Work From Home %
5.8%12.4%
Housing
ZIP 37721
Plainview city, TN
View full profile →- Median Home Value$219k
- Median Rent$731
- Owner Occupied %84.0%
- Broadband %89.1%
- Vacant %5.2%
- Median Year Built1993
ZIP 37920
Knoxville city, TN
View full profile →- Median Home Value$231k
- Median Rent$853
- Owner Occupied %60.1%
- Broadband %85.5%
- Vacant %10.7%
- Median Year Built1974
Visual comparison (same scale)
Median Home Value
$219k$231k
Median Rent
$731$853
Owner Occupied %
84.0%60.1%
Broadband %
89.1%85.5%
Vacant %
5.2%10.7%
Median Year Built
19931974
Climate & Location
ZIP 37721
Plainview city, TN
View full profile →- Snow Days/Year0 days
- Elevation (ft)1,110 ft
- Nearest Airport23.5 miles (37.9 km)
- Distance to Coast203.7 miles (327.8 km)
ZIP 37920
Knoxville city, TN
View full profile →- Snow Days/Year0 days
- Elevation (ft)830 ft
- Nearest Airport10.3 miles (16.6 km)
- Distance to Coast192.8 miles (310.3 km)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
1,110 ft830 ft
Nearest Airport
23.5 miles (37.9 km)10.3 miles (16.6 km)
Distance to Coast
203.7 miles (327.8 km)192.8 miles (310.3 km)
Infrastructure
ZIP 37721
Plainview city, TN
View full profile →- Work From Home %5.8%
- Walkability (0–100)20
- Broadband %89.1%
ZIP 37920
Knoxville city, TN
View full profile →- Work From Home %12.4%
- Walkability (0–100)43
- Broadband %85.5%
Visual comparison (same scale)
Work From Home %
5.8%12.4%
Walkability (0–100)
2043
Broadband %
89.1%85.5%
Frequently Asked Questions
How do ZIP 37721 and 37920 compare?
ZIP 37721 is wealthier, more affordable rent, lower poverty rate. ZIP 37920 is higher home values, lower unemployment, more diverse, more educated, higher work-from-home share.
What do the blue and orange colors mean?
Blue represents the first ZIP (37721), orange the second (37920). 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