Zip Code

78666

City

San Marcos, TX

Population & Migration

What is the forecasted population for Zip code 78666 San Marcos, TX?

Population census 2020
81,844
Forecasted population 2025
92,702
13.3% vs. 2020
Forecasted population 2030
105,167
28.5% vs. 2020

Zip code 78666 San Marcos, TX population is forecasted to grow 13.3% by 2025 (8.6 points above the 4.7% national average).

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Housing and Affordability

With a forecasted population of 92,702 people for 2025 zip code 78666 San Marcos, TX will generate a good demand for housing, which is expected to have a deficit of 12,863 houses for 2030. Vacancy rate is 2.1 points below national US average.

Total homes available 2020
31,555
Estimated total home demand in 2030
44,418
Total homes balance inventory
12,863

Average Household Income in zip code 78666 San Marcos, TX
from Internal Revenue Service

Average household income in 2021
$60,125

Affordability

Affordability Index
5

Affordability indicates the ability of potential homebuyers to afford a home measured in number of years needed to pay a house. Example: Home Price 500,000 / Household Income 100,000 = 5 Years = Index 5

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Drinking water violations

How is the quality of drinking water in Zip code 78666 San Marcos, TX?

County total number of drinking water violations

545

+173%

200

County total number of drinking water contaminations

63

+200%

21

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