La Salle County, TX ZIP Codes
5 ZIP codes cover all or part of La Salle County, Texas: 78017, 78014, 78019, 78021 and 78001. The Census Bureau counts 6,839 residents in the county, with a median household income of $57,716 and a median home value of $97,800. Median household income ranges from $50,992 in 78019 to $66,250 in 78014. Its largest communities include Cotulla and Fowlerton.
La Salle County (Census county figures)
| Measure | Census figure |
|---|---|
| Residents | 6,839 |
| Households | 1,647 |
| Median household income | $57,716 |
| Median home value | $97,800 |
| Median age | 35.5 |
| Median rent | $819 |
All 5 ZIP codes together
| Measure | Value |
|---|---|
| Residents (sum of ZIP codes) | 12,554 |
| Households (sum of ZIP codes) | 3,170 |
| Median household income, range across ZIP codes | $50,992 (78019) to $66,250 (78014) |
| Household-weighted average of ZIP medians (an approximation, not a true median) | $60,743 |
| Homeowners | 71.5% |
| Households with kids under 18 | 33.7% |
| Moved in the past year | 14.4% |
| Carrier routes in EDDM2GO's route library | 6 routes, 2,011 homes (3 of 5 ZIP codes) |
Top facts
- Highest median household income in La Salle County: 78014 ($66,250)
- Most residents: 78017 (5,551 people)
- Highest homeownership: 78019 (85.8% own their home)
- Most households with kids: 78014 (38.6% of households)
- Most new movers: 78017 (17.8% moved in last year)
- Youngest median age: 78017 (35.2 years)
- Highest median home value: 78017 ($103,100)
Every ZIP code in La Salle County
| ZIP | Mailing city | Residents | Households | Median income | Home value | Homeowners | With kids | New movers | Carrier routes | Mailboxes | Why listed |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 78017 | Dilley | 5,551 | 1,430 | $59,808 | $103,100 | 64.5% | 33.2% | 17.8% | 3 | 1,237 | 12% of its land |
| 78014 | Cotulla | 5,002 | 1,167 | $66,250 | $100,000 | 72.5% | 38.6% | 13.1% | 2 | 1,086 | 98% of its land |
| 78019 | Encinal | 1,836 | 522 | $50,992 | $81,900 | 85.8% | 21.8% | 8.8% | — | — | 16% of its land |
| 78021 | Fowlerton | 165 | 51 | — | — | 100.0% | 56.9% | 0.0% | 1 | 6 | 64% of its land |
| 78001 | Artesia Wells | 0 | 0 | — | — | — | — | — | — | — | 100% of its land |
A ZIP code is listed for La Salle County when at least 10% of its land is in the county, when it holds at least 10% of the county's land, or when the county is its main county. Totals add up whole ZIP codes, including parts that cross the county line; the Census county figures above do not.
Cities and communities
Price a mailing to La Salle County ZIP codes
EDDM guides
Pick carrier routes on the EDDM route map
Frequently asked questions
- What ZIP codes are in La Salle County, TX?
- 78017, 78014, 78019, 78021 and 78001. Some cross the county line; the table shows each ZIP's share of land in the county.
- What is the population of La Salle County?
- 6,839 residents in 1,647 households (ACS 5-year estimates, 2020–2024).
- What is the median household income in La Salle County?
- $57,716 for the county as a whole. Its ZIP codes range from $50,992 (78019) to $66,250 (78014).
- Which La Salle County ZIP code has the highest median household income?
- 78014, at $66,250, among ZIP codes with at least 1,000 residents.
- How many carrier routes and mailboxes are in La Salle County?
- For the 3 of 5 ZIP codes in EDDM2GO's stored route library: 6 carrier routes reaching 2,011 residential and 318 business mailboxes. The route map loads the rest when you search them.
This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.