Williamson Value property tax analysis

3832 Stanyan Dr, Round Rock, TX 78681

4 bed / 3 bath, 2,916 sqft, built 2018, in G799514C - Mayfield Ranch Appraised at $662,736 for 2026.

Williamson County account 392229

Appraised value
$662,736
Tax year 2026
Market value
$662,736
Living area
2,916 sqft
$227 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 -0.1% from $663,372 in 2025 to $662,736 in 2026.

Recent sale history

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

  • $694,500 sale recorded on November-19-2025