ZIP code 37721
37721 is in Knox County, Tennessee.
14,306Residents
$64,892Median household income
$973/moMedian gross rent
$233,300Median home value
43.3Median age
18%Adults with a bachelor’s degree or higher
82%Homes lived in by their owners
3.6×Home value to household income
Median rent takes about 18% of the median household income in ZIP 37721.
What pay do you need to rent here?
To keep rent at or below 30% of gross pay, you would need about $39,000 a year. In Tennessee that leaves roughly $2,793 a month after tax. See the full paycheck breakdown for $40,000.
Other ZIP codes in Knox County
- 37918 $69,752
- 37920 $66,362
- 37922 $132,807
- 37931 $92,150
- 37919 $72,645
- 37923 $73,699
- 37849 $84,275
- 37921 $60,013
- 37934 $132,264
- 37932 $119,703
- 37917 $54,423
- 37912 $47,416
All ZIP codes in Tennessee · Highest-paying jobs in Tennessee
Source: Census ACS 2024 ACS 5-year, ZIP code tabulation areas. ZCTAs approximate postal ZIP codes and can differ from them. Small areas carry larger margins of error.