Williamson Value

12420 Mallard Ln, Austin, TX 78729

2 bathrooms, 2,319 sqft, built 1997, in R381591E - Hunters' Chase Sec 5 & 7 Appraised at $468,845 for 2026.

Williamson County account 176538

Appraised value
$468,845
Tax year 2026 · after any cap, before exemptions
Living area
2,319 sqft
$202 per sqft
Year built
1997

Compare this assessment

Start with the county value and property facts, then review appraisal comps, recent sales, and prior-year changes to decide whether the assessment is worth challenging. The comps on this page are free to review; email sign-in is only used to save a printable report.

For nearby context, browse ZIP 78729 and Hunters' Chase Sec 5 & 7 assessment pages.

Protest deadline

The 2026 protest deadline was . The 2027 protest deadline is . 2027 notices usually arrive in April.

Deadline rule: May 15, or 30 days after your notice of appraised value is mailed, whichever is later. A deadline on a weekend or holiday moves to the next business day. Evidence is reviewed by the Appraisal Review Board (ARB). Dates checked against the official source.

Assessment snapshot

These public WCAD records highlight what may be worth checking before you file.

  • Assessment changeThe appraised value decreased 9.2% from $516,142 in 2025 to $468,845 in 2026.
  • Appraised value per square footThe current public record shows about $202 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the R381591E - Hunters' Chase Sec 5 & 7 neighborhood and ZIP 78729.
  • Neighborhood value signalAmong 762 residential records in the same neighborhood, the average appraised value is about $219 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.9% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

Recent comparable sales

Sales selected by similarity to the subject property. Texas is a non-disclosure state, so these MLS-listed sales are supplemental evidence.

  • 12749 Machete Trl, Austin, TX 78729
    August-3-2026 | 2,320 sqft | $244/sqft | built 1996 | Similar size (2,320 sqft); Similar age (1996); Sold after the valuation date
    $565,000
  • 13216 Humphrey Dr, Austin, TX 78729
    August-14-2026 | 2,341 sqft | $241/sqft | built 1994 | Similar size (2,341 sqft); Similar age (1994); Sold after the valuation date
    $565,000
  • 8112 Luling Ln, Austin, TX 78729
    July-30-2026 | 2,370 sqft | $253/sqft | built 1998 | Similar size (2,370 sqft); Similar age (1998); Sold after the valuation date
    $599,000
  • 12706 Possum Hollow Dr, Austin, TX 78729
    August-14-2026 | 2,377 sqft | $292/sqft | built 1985 | Similar size (2,377 sqft); Sold after the valuation date
    $695,000
  • 8109 Flashpan Cv, Austin, TX 78729
    September-25-2026 | 2,486 sqft | $201/sqft | built 1984 | 7% size difference (2,486 sqft); Sold after the valuation date
    $499,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Williamson Central Appraisal District. Sales data checked in this snapshot: . Matches consider available size, age, location and property characteristics. How comparisons work.