Port Isabel, TX 78578 ZIP Code Profile


Camera Icon Photos of the local Port Isabel, TX area

ZIP Code 78578: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Port Isabel, TX 78578

Acceptable Alternative
Laguna Heights, TX 78578
Laguna Hts, TX 78578
Laguna Vista, TX 78578

Not Acceptable, USPS
Bahia Mar, TX 78578
Isabel, TX 78578
Pt Isabel, TX 78578

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 332
  • Single Family Addresses: 2,446
  • Multi-Family Addresses: 663
  • County: Cameron County
  • Centroid: Latitude 26.085, Longitude -97.242
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


78578 ZIP Code Map

Search the map for:

Port Isabel, TX 78578 Data & Demographics (As of July 1, 2016)


Total Population 13,704
Population in Households 13,115
Population in Familes 11,294
Population in Group Qrtrs 589
Population Density1 219
Diversity Index2 59


Total Households 4,533
Average Household Size 2.89
Family Households 3,365
Average Family Size 3


Total Housing Units 6,514 (100%)
Owner Occupied HU 2,563 (39.3%)
Renter Occupied HU 1,970 (30.2%)
Vacant Housing Units 1,981 (30.4%)
Median Home Value $159,987
Average Home Value $224,259


Median Household Income $35,500
Average Household Income $58,102
Per Capita Income $20,633
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 0.41% 0.55%
Households 0.48% 0.63%
Families 0.35% 0.55%
Median Household Income   -0.91%
Per Capita Income   1.68%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.

Port Isabel, TX 78578 - Peer Comparisons by Rank and Percentile

The table below compares 78578 to the other 1,873 ZIP Codes in Texas by rank and percentile using July 1, 2016 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 701 63rd
Population Density1 # 761 59th
Diversity Index2 # 900 52nd
Median Household Income # 1591 15th
Per Capita Income # 1375 27th

Additional comparisons and rankings can be made with a VERY EASY TO USE Texas Census Data Comparison Tool.

Texas Research Tools

Texas Census Data Comparison Tool

Compare Texas Census Data
Highest or Lowest: