Zip Code 78617
Del Valle, Texas — Travis County
📍 ZIP code 78617 is in Del Valle, Travis County, Texas.
ZIP code 78617 is located in Del Valle, Travis County, Texas. It is a zip code in the Central (CST/CDT) Time Zone with an estimated population of 28,932. The area code for ZIP code 78617 is 512.
Quick Answer
Zip code 78617 is in Del Valle, Texas (Travis County). It has a population of 28,932, median household income of $78,019, and median home value of $247,800.
Population
28,932
Income
$78,019
Home Value
$247,800
Climate
96°F / 38°F
About Zip Code 78617
Zip code 78617 is located in Del Valle, Texas, within Travis County. Home to approximately 28,932 residents, this area sits at an elevation of 476 ft and falls within the Central (CST/CDT) timezone. The local area code is 512.
The median household income is $78,019 per year, which is above the national median of $70,784. Homes in this zip code have a median value of $247,800, and the cost of living index is 87 (13% below the national average of 100).
Summers average a high of 96°F while winters drop to 38°F. The area receives about 36 in of rain annually. The zip code covers 69.5 square miles of land area and 0.4 square miles of water.
Key Statistics
28,932
$78,019
$247,800
Central (CST/CDT)
512
476 ft
69.5 sq mi
36.4
9,201
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Compare With Nearby Zip Codes
| Metric | 78617 | 78719 | 78725 | 78612 | 78742 | 78744 |
|---|---|---|---|---|---|---|
| City | Del Valle, TX | Austin, TX | Austin, TX | Cedar Creek, TX | Austin, TX | Austin, TX |
| Population | 28,932 | 1,556 | 10,810 | 19,830 | 638 | 51,069 |
| Median Income | $78,019 | $54,545 | $102,819 | $90,925 | $74,453 | $78,474 |
| Home Value | $247,800 | $120,800 | $306,800 | $239,100 | $0 | $307,000 |
| Cost of Living | 87 | 60 | 107 | 90 | 96 | 97 |
| Median Age | 36.4 | 43.7 | 35.9 | 30.5 | 46.3 | 32.8 |
Cost of Living
100 = National Average. Del Valle's cost of living is 13% below the national average.
vs. State Avg
Below
Affordability
Affordable
Income-to-Home
3.2x
Demographics
Zip code 78617 has a population of 28,932 people with a median age of 36.4. There are 9,201 housing units in this area.
Racial & Ethnic Composition
Source: U.S. Census Bureau American Community Survey estimates.
Population History
Del Valle (78617) population trend from 2010 to 2024
↓ -21.3%Source: U.S. Census Bureau estimates and American Community Survey data.
Climate & Weather
96°F
38°F
36 in
0 in
Del Valle experiences hot summers with average highs around 96°F. Winters are mild with lows averaging 38°F. The area receives virtually no snowfall.
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Housing & Economy
Median Home Value
$247,800
Median Household Income
$78,019
With 9,201 housing units across 69.5 square miles, 78617 has a housing density of 132 units per square mile. The home price-to-income ratio is 3.2x.
Location & Geography
Latitude
30.1485°
Longitude
-97.5930°
Land Area
69.5 sq mi
Water Area
0.4 sq mi
Nearby Zip Codes
Zip codes closest to 78617 (Del Valle, TX) with distances:
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ZIP Codes with Similar Income Nationwide
The five U.S. ZIP codes whose median household income is closest to 78617's $78,019. A way to compare Del Valle to economically similar communities elsewhere in the country.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
ZIP Codes with Similar Demographics
The five U.S. ZIP codes whose racial and ethnic composition most closely matches 78617 (Del Valle, TX). Similarity is measured by cosine distance on the five-category ACS demographic vector.
Computed from U.S. Census Bureau ACS 5-Year Estimates by the Zip Code Near Me Data Team.
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People Also Ask
What zip code is Del Valle, Texas?
Del Valle, Texas uses zip code 78617.
What county is zip code 78617 in?
Zip code 78617 is located in Travis County, Texas.
What is the population of zip code 78617?
The population of zip code 78617 is 28,932 with a median age of 36.4.
Is 78617 in Del Valle, Texas?
Yes, zip code 78617 is in Del Valle, Travis County, Texas. The area code is 512.
Frequently Asked Questions
What city is zip code 78617 in?
Zip code 78617 is in Del Valle, Texas. It is part of Travis County and uses the Central (CST/CDT) timezone.
What is zip code 78617?
Zip code 78617 is a U.S. postal code in Del Valle, Texas (Travis County). It has a population of 28,932 and covers 69.5 square miles.
What is the population of zip code 78617?
The population of zip code 78617 (Del Valle, TX) is 28,932 with a median age of 36.4. There are approximately 9,201 housing units in this area.
What is the median income in zip code 78617?
The median household income in zip code 78617 (Del Valle, TX) is $78,019 per year. The cost of living index is 87 (100 = national average).
What is the average home price in zip code 78617?
The median home value in zip code 78617 (Del Valle, TX) is $247,800. The cost of living index is 87 compared to the national average of 100.
What county is zip code 78617 in?
Zip code 78617 is located in Travis County, Texas. The primary city is Del Valle.
What is the area code for zip code 78617?
Zip code 78617 in Del Valle, TX uses area code 512. It is located in the Central (CST/CDT) timezone.
Is zip code 78617 a good place to live?
Zip code 78617 (Del Valle, TX) has a cost of living index of 87 (100 = national average), a median household income of $78,019, and median home values of $247,800. The median age is 36.4. Visit the full page for demographics, climate, and nearby zip code comparisons.
What is the cost of living in zip code 78617?
The cost of living index for zip code 78617 (Del Valle, TX) is 87, where 100 represents the national average. This area is below the national average. Median home value: $247,800.
What schools serve zip code 78617?
Zip code 78617 in Del Valle, Texas is served by the local school district of Travis County. For specific school information, check your state's department of education or GreatSchools.org.
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures. Census Bureau ZIP Code Tabulation Areas (ZCTAs) may differ slightly from USPS ZIP code boundaries.
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Data Sources
- Population, income, housing, age, and demographics
- U.S. Census Bureau, American Community Survey 5-Year Estimates, 2019-2023 vintage.
- ZIP to city and county mapping
- USPS and HUD-USPS ZIP-County Crosswalk.
- Time zones and area codes
- IANA tz database and NANPA.
- Elevation
- U.S. Geological Survey National Elevation Dataset (NED), via the USGS Elevation Point Query Service. Mapped to each ZCTA centroid coordinates. Last refreshed 2026-05-19.
- Last refreshed
- 2026-05-18.