Williamson Value property tax analysis

4128 Presidio Ln, Round Rock, TX 78681

3 bed / 2 bath, 1,635 sqft, built 2018, in G799514C - Mayfield Ranch Appraised at $398,562 for 2026.

Williamson County account 384512

Appraised value
$398,562
Tax year 2026
Market value
$398,562
Living area
1,635 sqft
$244 per sqft
Year built
2018

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 -11.0% from $448,068 in 2025 to $398,562 in 2026.

Recent sale history

Recent transfers help establish whether the county value is tracking real market behavior.

  • $425,000 sale recorded on November-13-2025