Williamson Value property tax analysis

136 Kulmbacher Dr, Austin, TX 78728

4 bed / 2 bath, 2,021 sqft, built 2019, in R305419C - Timmermann/Kb Appraised at $433,806 for 2026.

Williamson County account 403573

Appraised value
$433,806
Tax year 2026
Market value
$433,806
Living area
2,021 sqft
$215 per sqft
Year built
2019

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 -6.3% from $462,892 in 2025 to $433,806 in 2026.