Baytown, TX 77521 ZIP Code Profile

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Baytown, TX

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ZIP Code 77521: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Baytown, TX 77521

Acceptable Alternative
Mont Belvieu, TX 77521

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 1,143
  • Single Family Addresses: 14,789
  • Multi-Family Addresses: 6,743
  • County: Harris County
  • Centroid: Latitude 29.796, Longitude -94.973
  • Time Zone: Central Time Zone (UTC -6 hours)
  • Observes DST: Yes

ZIP Code 77521 has segments in 2 Counties (Chambers, Harris).

Neighborhood Data

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77521 ZIP Code Map

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Baytown, TX 77521 Data & Demographics (As of July 1, 2016)


Total Population 56,560
Population in Households 56,162
Population in Familes 48,136
Population in Group Qrtrs 398
Population Density1 1,106
Diversity Index2 81


Total Households 19,505
Average Household Size 2.88
Family Households 14,077
Average Family Size 3


Total Housing Units 21,675 (100%)
Owner Occupied HU 11,779 (54.3%)
Renter Occupied HU 7,726 (35.6%)
Vacant Housing Units 2,170 (10.0%)
Median Home Value $134,613
Average Home Value $157,220


Median Household Income $54,888
Average Household Income $70,437
Per Capita Income $24,574
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 2.51% 2.18%
Households 2.26% 2.03%
Families 2.18% 1.99%
Median Household Income   1.96%
Per Capita Income   1.39%
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.

Baytown, TX 77521 - Peer Comparisons by Rank and Percentile

The table below compares 77521 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 # 70 96th
Population Density1 # 526 72nd
Diversity Index2 # 144 92nd
Median Household Income # 573 69th
Per Capita Income # 948 49th

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

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