37721 vs 37917 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 37721, Orange = ZIP 37917.
Quick verdict: ZIP 37721 is wealthier, higher home values, more affordable rent, lower poverty rate, lower unemployment. ZIP 37917 is 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 37917
Knoxville city, TN
View full profile →- Population25,738
- Median Income$51,232
- Median Home Value$189k
- Median Rent$789
- Median Age39.5 yrs
- Poverty Rate19.3%
Visual comparison (same scale)
Population
14,64925,738
Median Income
$64,674$51,232
Median Home Value
$219k$189k
Median Rent
$731$789
Median Age
41.1 yrs39.5 yrs
Poverty Rate
8.5%19.3%
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 37917
Knoxville city, TN
View full profile →- White %73.5%
- Black %13.6%
- Asian %0.5%
- Hispanic %8.5%
- Age 0–17 %17.4%
- Age 18–64 %66.3%
- Age 65+ %16.3%
- Bachelor's+ %31.3%
- Diversity Index43/100
Visual comparison (same scale)
White %
93.9%73.5%
Black %
1.1%13.6%
Asian %
0.3%0.5%
Hispanic %
1.2%8.5%
Age 0–17 %
22.6%17.4%
Age 18–64 %
59.7%66.3%
Age 65+ %
17.7%16.3%
Bachelor's+ %
17.2%31.3%
Diversity Index
12/10043/100
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 37917
Knoxville city, TN
View full profile →- Median Income$51,232
- Unemployment %5.6%
- IRS Net Migration+913
- Work From Home %11.0%
Visual comparison (same scale)
Median Income
$64,674$51,232
Unemployment %
3.8%5.6%
IRS Net Migration
+519+913
Work From Home %
5.8%11.0%
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 37917
Knoxville city, TN
View full profile →- Median Home Value$189k
- Median Rent$789
- Owner Occupied %48.1%
- Broadband %77.6%
- Vacant %12.7%
- Median Year Built1949
Visual comparison (same scale)
Median Home Value
$219k$189k
Median Rent
$731$789
Owner Occupied %
84.0%48.1%
Broadband %
89.1%77.6%
Vacant %
5.2%12.7%
Median Year Built
19931949
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 37917
Knoxville city, TN
View full profile →- Snow Days/Year0 days
- Elevation (ft)830 ft
- Nearest Airport13.9 miles (22.4 km)
- Distance to Coast199.7 miles (321.4 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)13.9 miles (22.4 km)
Distance to Coast
203.7 miles (327.8 km)199.7 miles (321.4 km)
Infrastructure
ZIP 37721
Plainview city, TN
View full profile →- Work From Home %5.8%
- Walkability (0–100)20
- Broadband %89.1%
ZIP 37917
Knoxville city, TN
View full profile →- Work From Home %11.0%
- Walkability (0–100)70
- Broadband %77.6%
Visual comparison (same scale)
Work From Home %
5.8%11.0%
Walkability (0–100)
2070
Broadband %
89.1%77.6%
Frequently Asked Questions
How do ZIP 37721 and 37917 compare?
ZIP 37721 is wealthier, higher home values, more affordable rent, lower poverty rate, lower unemployment. ZIP 37917 is 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 (37917). 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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