ZIP Codes of La Salle County, TX

Population & People
Population & People
Total Population
7,003
Household Income
Household Income
Median Income
$58,621
Housing
Housing
Total Housing Units
2,398
Business & Economy
Business & Economy
Total Businesses
149
Employment
Employment
Employment Rate
38.85%
Education
Education
Bachelor's Degree+
12.86%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 4 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:4 ZIP Codes (2 Standard, 2 PO Box, 0 Unique) [See All]
Area Codes:830 / 956
Timezone:Central (GMT -06:00)
Local Time:2:13:58 PM
Population:7,003 [See All]
FIPS:48283
Land Area:1,683 sq mi
Water Area:8 sq mi
Coordinates:28.3152, -99.1828
Quick Link:
https://www.zip-codes.com/county/tx-la-salle.asp
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Texas's #185 most populous county
7,003 residents across 4 ZIPs — #185 of 254 Texas counties.

Standout ZIPs in this County


Most Populous
Cotulla · 5,002 people
71.4% of county total
Highest Income
Cotulla · $66,250 median
1.1× county average
Largest Land Area
Cotulla · 1,227.4 sq mi
Spans the most ground
Fastest Growth
Encinal · 31.8% (10-yr)
1,393 → 1,836 residents
Most Educated
Encinal · 14.0% bachelor's+
167 of 1,189 adults 25+

Things worth knowing about La Salle County


7,003 residents live across 4 ZIPs covering 1,683 sq mi, served by 4 distinct USPS-recognized cities.

Population moved from 7,015 to 7,003 from 2014 to 2024 — a -0.2% change. 2 ZIPs gained residents, 1 lost (and 1 held flat).

The county's wealthiest ZIP 78014 (Cotulla, $66,250 median) and poorest ZIP 78019 (Encinal, $50,992) are 27.9 miles apart — a 1.3× income gap across local geography.

Median home values vary 1.2× across this county — from $81,900 in 78019 (Encinal) to $100,000 in 78014 (Cotulla).

Density varies 17× across the county — from 1 people/sq mi in 78021 (Fowlerton) to 10 in 78019 (Encinal).

Educational attainment ranges from 11.7% bachelor's+ in 78014 (Cotulla) to 41.8% in 78021 (Fowlerton) — the breadth of educational profiles across the area.

Within Texas, this is the #185 most populous of 254 counties and ranks #187 for median household income .

Weighted by population, the typical household earns about $62,153 across the county — reflecting what a typical resident sees, not a simple ZIP average.

12.9% of adults age 25+ hold a bachelor's degree or higher (571 of 4,441 reporting).

2 Standard delivery, 2 PO Box only, 0 single-entity Unique ZIPs serve this county.

Stories about La Salle County


Big & sparse

A frontier county — vast land area with only a few residents per square mile. Daily life looks very different here than in the country's denser counties.

Total area
1,683
square miles
Avg density
4.2
people per sq mi
Population
7,003
across 4 ZIPs
Cotulla
1,227.4 sq mi
5,002 residents
Fowlerton
278.6 sq mi
165 residents
Encinal
177.3 sq mi
1,836 residents

Single-ZIP anchor

One ZIP holds the majority of this county's population — a sign of a county built around a single city or town.

Cotulla

All ZIP Codes in La Salle County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
78014CotullaStandard5,002$66,2501,227.4-8.8%
78019EncinalPO Box1,836$50,992177.331.8%
78021FowlertonStandard165278.622.2%
78001Artesia WellsPO Box00.0

Adjacent & Nearby Counties