Leander, TX ZIP Codes
2 ZIP codes serve Leander, Texas: 78641 and 78645. Together they are home to 115,121 residents in 42,458 households. That is more than the 74,067 people counted inside Leander city limits, because these ZIP codes reach past its boundary. Median household income ranges from $113,008 in 78645 to $135,024 in 78641.
Leander city limits (Census)
| Measure | Census figure |
|---|---|
| Residents | 74,067 |
| Households | 26,326 |
| Median household income | $139,048 |
| Median home value | $506,200 |
| Median age | 36.3 |
| Median rent | $1,939 |
All 2 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 115,121 |
| Households (sum of ZIP codes) | 42,458 |
| Median household income, range across ZIP codes | $113,008 (78645) to $135,024 (78641) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $131,369 |
| Homeowners | 79.5% |
| Households with kids under 18 | 39.4% |
| Moved in the past year | 15.8% |
| Carrier routes in EDDM2GO's route library | 67 routes, 56,795 homes (2 of 2 ZIP codes) |
Top facts
- Highest median household income in Leander: 78641 ($135,024)
- Most residents: 78641 (99,865 people)
- Highest homeownership: 78645 (90.8% own their home)
- Most households with kids: 78641 (44.0% of households)
- Most new movers: 78641 (16.2% moved in last year)
- Youngest median age: 78641 (37.0 years)
- Highest median home value: 78641 ($480,400)
Every ZIP code in Leander
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 78641 | Leander | 99,865 | 35,410 | $135,024 | $480,400 | 77.2% | 44.0% | 16.2% | 55 | 49,331 | 29% of its land; mailing city |
| 78645 | Leander | 15,256 | 7,048 | $113,008 | $434,600 | 90.8% | 16.0% | 13.0% | 12 | 9,031 | mailing city |
A ZIP code is listed for Leander when at least 10% of its land lies inside Leander city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Leander. The table shows which applies. Totals add up whole ZIP codes, so they include any parts outside Leander.
Counties
- Travis County — 56 ZIP codes
- Williamson County — 24 ZIP codes
Nearby cities sharing these ZIP codes
- Lago Vista — 1 ZIP code
Metro maps
- Austin ZIP code map — 89 ZIP codes
Price a mailing to Leander ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in Leander, TX?
- 78641 and 78645. A ZIP code is listed for Leander when at least 10% of its land lies inside Leander city limits, when it holds at least 10% of the place's land, or when its USPS mailing city is Leander.
- What is the population of Leander, TX?
- The Census Bureau counts 74,067 residents inside Leander city limits (ACS 2020–2024). The 2 ZIP codes that serve Leander hold 115,121 residents in all.
- What is the median household income in Leander, TX?
- $139,048 inside Leander city limits, per the Census Bureau. Across its ZIP codes the medians run from $113,008 to $135,024.
- Which Leander ZIP code has the highest median household income?
- 78641, at $135,024, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in Leander, TX?
- For the 2 of 2 ZIP codes in EDDM2GO's stored route library: 67 carrier routes reaching 56,795 residential and 1,591 business mailboxes.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.