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U.S. ZIP Code 78666

5-digit United States postal code #78666, San Marcos, TX

ZIP code 78666 is located in the city (place name) San Marcos, сounty Guadalupe in the state of Texas. The population in ZIP code 78666 is 63836 and the population density is 139.6. ZIP code 78666 refers to сounty Guadalupe having сounty FIPS 48187, the ratio of people from different counties in this ZIP code is as follows: all county weights - 48055: 3.24%, 48091: 0.02%, 48187: 9.58%, 48209: 87.17%. In the area of the ZIP code 78666 valid time zone America/Chicago.

ZIP: 78666

County: Guadalupe

Place Name: San Marcos

State: Texas

State Abbreviation: TX

Coordinates: 29° 52' 46.488" N, 97° 57' 59.112" W

Latitude: 29.879580000000
Longitude: -97.966420000000

Population: 63836

Density: 139.6/km2

Time zone: America/Chicago

County FIPS: 48187

All county weights: 48055: 3.24%, 48091: 0.02%, 48187: 9.58%, 48209: 87.17%

Hotels near San Marcos

Cheap flights to San Marcos

See also:

All zip codes in County: Guadalupe

All zip codes in Place Name: San Marcos