Williamson Value property tax analysis

511 Maple Run, Round Rock, TX 78664

2 bathrooms, 1,125 sqft, built 1986, in R510485H - Southcreek Appraised at $287,618 for 2026.

Williamson County account 143902

Appraised value
$287,618
Tax year 2026
Market value
$287,618
Living area
1,125 sqft
$256 per sqft
Year built
1986

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 -7.1% from $309,484 in 2025 to $287,618 in 2026.