Williamson Value property tax analysis

503 E Austin Ave, Round Rock, TX 78664

2 bathrooms, 896 sqft, built 2013, in R701575F - Old Town Round Rock Appraised at $533,038 for 2026.

Williamson County account 126787

Appraised value
$533,038
Tax year 2026
Market value
$533,038
Living area
896 sqft
$595 per sqft
Year built
2013

Why this page matters for a protest

A strong tax protest page needs the county value, property facts, and enough context to compare this home with similar properties nearby. This page gives homeowners a starting point before reviewing comparable homes and prior-year changes.

The county value changed +7.3% from $496,572 in 2025 to $533,038 in 2026.