US ZIP Code Map

ZIP code

78578

Port Isabel, TX

STANDARD

78578 covers Port Isabel in Cameron County, with 10,231 people in the ACS estimate.

Map of 78578, Port Isabel

ZIP code map

ACS population

10,231

Median household income

$52,041

Median home value

$193,700

About ZIP code 78578

Type

STANDARD

City

Port Isabel

County

Cameron County

Timezone

America/Chicago

Area codes

956

Land area

57.0 sq mi

Water area

22.02 sq mi

Households

6,391

Median gross rent

$763

Acceptable cities: Laguna Heights, Laguna Hts, Laguna Vista

More enterprise fields

Timezone
America/Chicago
Area Codes
956
World Region
NA
Country
US
Housing Count
5,987
Irs Estimated Households
4,520
Population Count
10,076
Irs Estimated Population
8,490

People in 78578

Race

  • White5,356
  • Black or African American42
  • American Indian or Alaska Native132
  • Asian65
  • Native Hawaiian and Pacific Islander5
  • Other race1,427
  • Two or more races3,049

Hispanic or Latino (any race): 6,702

Age

  • Under 101,140
  • 10 to 191,443
  • 20 to 29919
  • 30 to 391,003
  • 40 to 491,095
  • 50 to 591,283
  • 60 to 691,591
  • 70 to 791,131
  • 80 and older471

Income and housing in 78578

Poverty rate

19.7%

Median earnings

$36,896

Median household income

$52,041

Median home value

$193,700

Median gross rent

$763

Education

  • High school graduate82.8%
  • Bachelor's degree24.5%
  • Graduate degree10.1%

Places covering 78578

Cities and places

Counties

5.5% of this ZIP is outside city limits (a real overlap row, not missing data).

Population history for 78578

IRS populationACS population
12,9116,456020052023

Hover a year for IRS and ACS values.

ZIP codes near 78578

  1. 78526Brownsville14.7 miPop 59,719 · Income $68,143
  2. 78566Los Fresnos15.5 miPop 24,927 · Income $64,385
  3. 78568Lozano15.7 miPop 644 · Income —
  4. 78521Brownsville19.2 miPop 87,860 · Income $41,276
  5. 78522Brownsville19.2 miPop 932 · Income —
  6. 78523Brownsville19.2 miPop 1,750 · Income —
  7. 78575Olmito20.7 miPop 4,728 · Income $74,273
  8. 78520Brownsville21.9 miPop 63,337 · Income $47,331
  9. 78597South Padre Island23.5 miPop 2,881 · Income $61,357
  10. 78583Rio Hondo24.9 miPop 5,472 · Income $61,315
  11. 78586San Benito25.8 miPop 49,103 · Income $44,158
  12. 78550Harlingen29.7 miPop 54,169 · Income $51,524

ZIP code 78578 FAQ

What city is ZIP code 78578 in?
78578 is in Port Isabel, TX.
What county is 78578 in?
78578 is in Cameron County.
What is the median household income in 78578?
The median household income in 78578 is $52,041.
Which ZIP codes are near 78578?
Use the radius tool on this page to list ZIP codes within a chosen distance of 78578.