Zip Code 78666 City San Marcos State Texas (TX)

City Alias Name(s)	SAN MARCOS*
County	CALDWELL, COMAL, GUADALUPE, HAYS,
Metro Area	Austin Round Rock San Marcos, TX
Region	South
Division	West South Central
Geo Coordinates	29.878458, -98.020018
*USPS accepts this alias for mailing purposes

Population

White	51,545	56.19%
Hispanic	25,958	28.30%
Other	8,082	8.81%
Black	3,565	3.89%
Asian	1,467	1.60%
Indian	971	1.06%
Hawaiian	148	0.16%

Gender and Age

Females	31,698	49.66%
Males	32,138	50.34%

Median age	23.90
Median age for females	23.70
Median age for males	24.00

Households

Total households	22,874
Persons per household	2.44
Income per household	$31,341.00

Time

Time zone(s)	Central Standard Time, CST. GMT-6
Day light saving	Yes

Area Codes