Zip Code 78617 — Del Valle, TX

ZIP Code 78617 is associated with Del Valle, TX, in Travis County. The listed population estimate is 30,756; estimated density is 185.4 people per square mile. Among records with population estimates, it ranks #18 of 48 in Travis County and #374 of 1,924 in TX.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (30.150800, -97.599280)

Data MetricLocal Statistic
Postal / Zip Code78617
Primary CityDel Valle
State / ProvinceTX
CountyTravis
Total Population30,756
Population Density185.4 people/sq mi
TimezoneAmerica/Chicago

How 78617 Compares

MetricZIP 78617Travis County recordsTX records
Population estimate30,7561,401,963 (sum)30,188,035 (sum)
Population Density185.4 /sq mi----
County population rank#18 of 48----
State population rank#374 of 1,924----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in TX

ZIP CodeCityDistancePopulation estimate
ZIP 78719Austin4.3 mi1,796
ZIP 78725Austin5.9 mi10,746
ZIP 78742Austin7.3 mi847
ZIP 78612Cedar Creek7.6 mi19,799
ZIP 78744Austin8.0 mi50,986

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 →