37918 vs 37721 — Compare ZIP Codes
Side-by-side comparison. Blue = ZIP 37918, Orange = ZIP 37721.
Quick verdict: ZIP 37918 is wealthier, higher home values, lower unemployment, more diverse, more educated, higher work-from-home share. ZIP 37721 is more affordable rent, lower poverty rate.
Quick Facts
ZIP 37918
Knoxville city, TN
View full profile →- Population45,978
- Median Income$69,311
- Median Home Value$238k
- Median Rent$927
- Median Age38.9 yrs
- Poverty Rate10.4%
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%
Visual comparison (same scale)
Population
45,97814,649
Median Income
$69,311$64,674
Median Home Value
$238k$219k
Median Rent
$927$731
Median Age
38.9 yrs41.1 yrs
Poverty Rate
10.4%8.5%
Demographics
ZIP 37918
Knoxville city, TN
View full profile →- White %83.6%
- Black %6.1%
- Asian %1.3%
- Hispanic %6.8%
- Age 0–17 %20.1%
- Age 18–64 %62.6%
- Age 65+ %17.3%
- Bachelor's+ %30.9%
- Diversity Index29/100
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
Visual comparison (same scale)
White %
83.6%93.9%
Black %
6.1%1.1%
Asian %
1.3%0.3%
Hispanic %
6.8%1.2%
Age 0–17 %
20.1%22.6%
Age 18–64 %
62.6%59.7%
Age 65+ %
17.3%17.7%
Bachelor's+ %
30.9%17.2%
Diversity Index
29/10012/100
Economy
ZIP 37918
Knoxville city, TN
View full profile →- Median Income$69,311
- Unemployment %3.5%
- IRS Net Migration+1,630
- Work From Home %10.7%
ZIP 37721
Plainview city, TN
View full profile →- Median Income$64,674
- Unemployment %3.8%
- IRS Net Migration+519
- Work From Home %5.8%
Visual comparison (same scale)
Median Income
$69,311$64,674
Unemployment %
3.5%3.8%
IRS Net Migration
+1,630+519
Work From Home %
10.7%5.8%
Housing
ZIP 37918
Knoxville city, TN
View full profile →- Median Home Value$238k
- Median Rent$927
- Owner Occupied %67.9%
- Broadband %87.2%
- Vacant %6.4%
- Median Year Built1985
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
Visual comparison (same scale)
Median Home Value
$238k$219k
Median Rent
$927$731
Owner Occupied %
67.9%84.0%
Broadband %
87.2%89.1%
Vacant %
6.4%5.2%
Median Year Built
19851993
Climate & Location
ZIP 37918
Knoxville city, TN
View full profile →- Snow Days/Year0 days
- Elevation (ft)830 ft
- Nearest Airport17.5 miles (28.2 km)
- Distance to Coast203.1 miles (326.8 km)
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)
Visual comparison (same scale)
Snow Days/Year
0 days0 days
Elevation (ft)
830 ft1,110 ft
Nearest Airport
17.5 miles (28.2 km)23.5 miles (37.9 km)
Distance to Coast
203.1 miles (326.8 km)203.7 miles (327.8 km)
Infrastructure
ZIP 37918
Knoxville city, TN
View full profile →- Work From Home %10.7%
- Walkability (0–100)47
- Broadband %87.2%
ZIP 37721
Plainview city, TN
View full profile →- Work From Home %5.8%
- Walkability (0–100)20
- Broadband %89.1%
Visual comparison (same scale)
Work From Home %
10.7%5.8%
Walkability (0–100)
4720
Broadband %
87.2%89.1%
Frequently Asked Questions
How do ZIP 37918 and 37721 compare?
ZIP 37918 is wealthier, higher home values, lower unemployment, more diverse, more educated, higher work-from-home share. ZIP 37721 is more affordable rent, lower poverty rate.
What do the blue and orange colors mean?
Blue represents the first ZIP (37918), orange the second (37721). 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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