Williamson Value

12907 Tantara Dr, Austin, TX 78729

3 bathrooms, 3,346 sqft, built 1989, in R381591E - Hunters' Chase Sec 5 & 7 Appraised at $583,557 for 2026.

Williamson County account 108708

Appraised value
$583,557
Tax year 2026 · after any cap, before exemptions
Living area
3,346 sqft
$174 per sqft
Year built
1989

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 8.1% from $634,810 in 2025 to $583,557 in 2026.
  • Appraised value per square footThe current public record shows about $174 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.

  • 13247 Darwin Ln, Austin, TX 78729
    July-14-2026 | 3,346 sqft | $197/sqft | built 1993 | Similar size (3,346 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $660,000
  • 8309 Coriander Cv, Austin, TX 78729
    August-27-2026 | 3,565 sqft | $224/sqft | built 2000 | 6% size difference (3,565 sqft); Sold after the valuation date
    $799,900
  • 13006 Tantivy Dr, Austin, TX 78729
    September-21-2026 | 2,861 sqft | $220/sqft | built 1994 | 14% size difference (2,861 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $629,000
  • 13248 Kerrville Folkway, Austin, TX 78729
    September-25-2026 | 2,871 sqft | $163/sqft | built 1988 | 14% size difference (2,871 sqft); Similar age (1988); Sold after the valuation date
    $469,000
  • 7100 Pine Bluffs Trl, Austin, TX 78729
    September-11-2026 | 2,871 sqft | $160/sqft | built 1988 | 14% size difference (2,871 sqft); Similar age (1988); Sold after the valuation date
    $459,000

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.