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Zip Code 78648 — Luling, TX

ZIP Code 78648 is associated with Luling, TX, in Caldwell County. The listed population estimate is 7,863; estimated density is 22.8 people per square mile. Among records with population estimates, it ranks #3 of 7 in Caldwell County and #883 of 1,924 in TX.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (29.695940, -97.638270)

Data MetricLocal Statistic
Postal / Zip Code78648
Primary CityLuling
State / ProvinceTX
CountyCaldwell
Total Population7,863
Population Density22.8 people/sq mi
TimezoneAmerica/Chicago

How 78648 Compares

MetricZIP 78648Caldwell County recordsTX records
Population estimate7,86348,637 (sum)30,188,035 (sum)
Population Density22.8 /sq mi----
County population rank#3 of 7----
State population rank#883 of 1,924----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in TX

ZIP CodeCityDistancePopulation estimate
ZIP 78661Prairie Lea6.6 mi835
ZIP 78658Ottine7.1 mi94
ZIP 78638Kingsbury9.8 mi2,135
ZIP 78622Fentress10.1 mi331
ZIP 78632Harwood10.2 mi1,245

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →