Lakeway, TX ZIP Codes
2 ZIP codes serve Lakeway, Texas: 78738 and 78734. Together they are home to 53,164 residents in 21,944 households. That is more than the 19,307 people counted inside Lakeway city limits, because these ZIP codes reach past its boundary. Median household income ranges from $130,784 in 78734 to $183,048 in 78738.
Lakeway city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 19,307 |
| Households | 7,831 |
| Median household income | $190,060 |
| Median home value | $841,300 |
| Median age | 49.8 |
| Median rent | $2,981 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 53,164 |
| Households (sum of ZIP codes) | 21,944 |
| Median household income, range across ZIP codes | $130,784 (78734) to $183,048 (78738) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $159,514 |
| Homeowners | 79.0% |
| Households with kids under 18 | 33.5% |
| Moved in the past year | 12.8% |
| Carrier routes in EDDM2GO's route library | 41 routes, 25,397 homes (2 of 2 ZIP codes) |
Top facts
- Highest median household income in Lakeway: 78738 ($183,048)
- Most residents: 78738 (31,019 people)
- Highest homeownership: 78734 (83.5% own their home)
- Most households with kids: 78738 (38.4% of households)
- Most new movers: 78738 (15.2% moved in last year)
- Youngest median age: 78738 (43.4 years)
- Highest median home value: 78738 ($916,300)
Every ZIP code in Lakeway
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 78738 | Austin | 31,019 | 12,063 | $183,048 | $916,300 | 75.3% | 38.4% | 15.2% | 23 | 15,450 | 12% of its land |
| 78734 | Austin | 22,145 | 9,881 | $130,784 | $677,300 | 83.5% | 27.6% | 9.4% | 18 | 11,709 | 37% of its land |
A ZIP code is listed for Lakeway when at least 10% of its land lies inside Lakeway city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Lakeway. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Lakeway.
Counties
- Travis County — 56 ZIP codes
Nearby cities sharing these ZIP codes
Metro maps
- Austin ZIP code map — 89 ZIP codes
EDDM service areas in Lakeway
Price a mailing to Lakeway ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Lakeway, TX?
- 78738 and 78734. A ZIP code is listed for Lakeway when at least 10% of its land lies inside Lakeway city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Lakeway.
- What is the population of Lakeway, TX?
- The Census Bureau counts 19,307 residents inside Lakeway city limits (ACS 2020–2024). The 2 ZIP codes that serve Lakeway hold 53,164 residents in all.
- What is the median household income in Lakeway, TX?
- $190,060 inside Lakeway city limits, per the Census Bureau. Across its ZIP codes the medians run from $130,784 to $183,048.
- Which Lakeway ZIP code has the highest median household income?
- 78738, at $183,048, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Lakeway, TX?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 41 carrier routes reaching 25,397 residential and 1,762 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.