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Zip Code 77021 — Houston, TX

77021 is a ZIP Code associated with Houston, TX, located within Harris. 77021 ranks #85 out of 132 ZIP codes in Harris County by population (and #467 out of 1,990 in TX). The area supports an estimated population of 26,153 residents across Data Pending housing units, with a population density of 1,661.7 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (29.697130, -95.357510)

Data MetricLocal Statistic
Postal / Zip Code77021
Primary CityHouston
State / ProvinceTX
CountyHarris
Total Population26,153
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,661.7 people/sq mi
TimezoneAmerica/Chicago

How 77021 Compares

MetricZIP 77021Harris CountyTX State Average
Population26,1534,851,657 (Total)30,188,035 (Total)
Average ZIP IncomeData PendingN/AN/A
Population Density1,661.7 /sq mi----
County Pop Rank#85 of 132----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 77204Houston1.9 mi4,579N/A
Zip 77004Houston2.0 mi35,997N/A
Zip 77033Houston2.3 mi29,154N/A
Zip 77030Houston2.8 mi13,380N/A
Zip 77023Houston2.9 mi24,281N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →