Home > TX > Refugio County > Bayside > Zip 78340

Zip Code 78340 — Bayside, TX

ZIP Code 78340 is associated with Bayside, TX, in Refugio County. The listed population estimate is 455; estimated density is 8.5 people per square mile. Among records with population estimates, it ranks #4 of 4 in Refugio County and #1618 of 1,924 in TX.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (28.124720, -97.209820)

Data MetricLocal Statistic
Postal / Zip Code78340
Primary CityBayside
State / ProvinceTX
CountyRefugio
Total Population455
Population Density8.5 people/sq mi
TimezoneAmerica/Chicago

How 78340 Compares

MetricZIP 78340Refugio County recordsTX records
Population estimate4556,529 (sum)30,188,035 (sum)
Population Density8.5 /sq mi----
County population rank#4 of 4----
State population rank#1618 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 78382Rockport8.9 mi20,568
ZIP 78393Woodsboro9.6 mi2,063
ZIP 78358Fulton10.9 mi478
ZIP 78390Taft12.3 mi6,013
ZIP 78336Aransas Pass12.6 mi12,424

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 →