ZIP code 78123

78123 is in Guadalupe County, Texas.

2,127Residents

$97,553Median household income

$238,500Median home value

48.9Median age

23%Adults with a bachelor’s degree or higher

89%Homes lived in by their owners

2.4×Home value to household income

Other ZIP codes in Guadalupe County

78130 $83,064
78155 $71,039
78108 $113,004
78124 $74,192
78638 $69,250
78670 $78,625

All ZIP codes in Texas · Highest-paying jobs in Texas

Source: Census ACS 2024 ACS 5-year, ZIP code tabulation areas. ZCTAs approximate postal ZIP codes and can differ from them. Small areas carry larger margins of error.