Zip Code

78666

San Marcos, TXAustin-Round Rock-Georgetown, TX

Median home value in zip code 78666 (San Marcos, TX) is $314K, down 4.3% year over year. Part of the Austin-Round Rock-Georgetown, TX metropolitan area.

Full stress scores, AI analysis, and 12-month forecast: Austin-Round Rock-Georgetown, TX metro →

Home Value$314,156
YoY Change
-4.3%
AFFORDABILITY

Enter your income for 78666 (San Marcos).

$62,831 on $314,156
Out of reach — 37% of income

Need $99,214/yr to afford.

PITI$2,315
P/I37%
Afford$237K
Gap-$77K
P&I $1,589Tax $476Ins $250
6.50% 30yr, 20% down, county tax + TX ins. 28% per HUD.
Home Buying Kit For Dummies (2025)Financing, negotiation, closing
Metro Analysis

78666 is part of the Austin-Round Rock-Georgetown, TX metropolitan area. See full stress scores, crash risk, early warning signals, and 12-month price forecast for the metro.

View Austin-Round Rock-Georgetown, TX analysis
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78666 (San Marcos, TX) Housing Market | CrashWatch