US ZIP Code Map

ZIP code

37421

Chattanooga, TN

STANDARD

37421 covers Chattanooga in Hamilton County, with 52,516 people in the ACS estimate.

Map of 37421, Chattanooga

ZIP code map

ACS population

52,516

Median household income

$79,958

Median home value

$299,600

About ZIP code 37421

Type

STANDARD

City

Chattanooga

County

Hamilton County

Timezone

America/New_York

Area codes

423, 706, 762

Land area

31.7 sq mi

Water area

0.01 sq mi

Households

23,978

Median gross rent

$1,313

More enterprise fields

Timezone
America/New_York
Area Codes
423, 706, 762
World Region
NA
Country
US
Housing Count
22,429
Irs Estimated Households
25,040
Population Count
51,686
Irs Estimated Population
45,320

People in 37421

Race

  • White33,520
  • Black or African American9,670
  • American Indian or Alaska Native259
  • Asian2,962
  • Native Hawaiian and Pacific Islander17
  • Other race1,789
  • Two or more races3,469

Hispanic or Latino (any race): 4,039

Age

  • Under 105,568
  • 10 to 195,864
  • 20 to 297,371
  • 30 to 397,076
  • 40 to 496,236
  • 50 to 596,453
  • 60 to 696,255
  • 70 to 794,294
  • 80 and older2,569

Income and housing in 37421

Poverty rate

8.7%

Median earnings

$44,452

Median household income

$79,958

Median home value

$299,600

Median gross rent

$1,313

Education

  • High school graduate92.3%
  • Bachelor's degree37.9%
  • Graduate degree15.0%

Places covering 37421

Cities and places

Counties

25.8% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 37421

IRS populationACS population
57,94528,973020052023

Hover a year for IRS and ACS values.

ZIP codes near 37421

  1. 37363Ooltewah4.0 miPop 40,830 · Income $94,873
  2. 30726Graysville4.2 miPop 0 · Income —
  3. 37411Chattanooga4.5 miPop 18,815 · Income $50,180
  4. 37412Chattanooga5.0 miPop 21,840 · Income $56,600
  5. 37416Chattanooga5.1 miPop 14,089 · Income $65,083
  6. 37315Collegedale5.8 miPop 1,740 · Income —
  7. 37401Chattanooga6.0 miPop 493 · Income —
  8. 37406Chattanooga6.0 miPop 12,867 · Income $42,993
  9. 37414Chattanooga6.0 miPop 556 · Income —
  10. 37422Chattanooga6.0 miPop 639 · Income —
  11. 37424Chattanooga6.0 miPop 552 · Income —
  12. 37341Harrison6.2 miPop 14,966 · Income $93,114

ZIP code 37421 FAQ

What city is ZIP code 37421 in?
37421 is in Chattanooga, TN.
What county is 37421 in?
37421 is in Hamilton County.
What is the median household income in 37421?
The median household income in 37421 is $79,958.
Which ZIP codes are near 37421?
Use the radius tool on this page to list ZIP codes within a chosen distance of 37421.