Travis Value

18 Cousteau Ln, Austin, TX 78746

4 bathrooms, 4,570 sqft, built 1989 Appraised at $3,640,796 for 2026.

Travis County account 000000121245

Appraised value
$3,640,796
Tax year 2026 · after any cap, before exemptions
Living area
4,570 sqft
$797 per sqft
Year built
1989
Homestead
Yes
Owner-occupied exemption on file

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 78746 and TCAD Appraisal Area N22000 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 TCAD records highlight what may be worth checking before you file.

  • Assessment changeThe appraised value increased 42.4% from $2,557,328 in 2025 to $3,640,796 in 2026.
  • Appraised value per square footThe current public record shows about $797 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 78746.
  • Neighborhood value signalAmong 463 residential records in the same neighborhood, the average appraised value is about $510 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +9.1% on average.

Comparable assessments

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

  • 7913 Brightman Ln, Austin, TX 78733
    4,500 sqft | $532/sqft | built 1989 | Similar size (4,500 vs 4,570 sqft); Built same year (1989); Similar lot size (103,999 vs 101,059 sqft)
    $2,394,621
  • 5 Stegner Ln, TX 78746
    4,603 sqft | $458/sqft | built 1996 | Similar size (4,603 vs 4,570 sqft); Lot 10% smaller (90,517 vs 101,059 sqft); Same neighborhood
    $2,107,238
  • 12 Pascal Ln, Austin, TX 78746
    4,614 sqft | $456/sqft | built 2000 | Similar size (4,614 vs 4,570 sqft); Similar lot size (93,218 vs 101,059 sqft); Same neighborhood
    $2,104,577
  • 1109 Exton Cv, Austin, TX 78733
    4,361 sqft | $581/sqft | built 2001 | Similar size (4,361 vs 4,570 sqft); Similar lot size (99,504 vs 101,059 sqft); Same neighborhood
    $2,533,378
  • 801 Elder Cir, Austin, TX 78733
    4,756 sqft | $486/sqft | built 1991 | Similar size (4,756 vs 4,570 sqft); Similar age (1991 vs 1989); Lot 12% larger (113,330 vs 101,059 sqft)
    $2,310,455

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.

  • 8204 Malish Ct, Austin, TX 78746
    September-29-2026 | 3,959 sqft | $606/sqft | built 1999 | 13% size difference (3,959 sqft); Moderate age difference (10 years newer); Sold after the valuation date
    $2,399,000
  • 18 Ehrlich Rd, Austin, TX 78746
    August-21-2026 | 5,004 sqft | $590/sqft | built 1987 | 10% size difference (5,004 sqft); Similar age (1987); Sold after the valuation date
    $2,950,000
  • 6702 Vireo Cv, Austin, TX 78746
    September-29-2026 | 4,058 sqft | $615/sqft | built 1994 | 11% size difference (4,058 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $2,495,000
  • 4110 Bunny Run #3, Austin, TX 78746
    July-29-2026 | 4,507 sqft | $487/sqft | built 2001 | Similar size (4,507 sqft); Sold after the valuation date
    $2,195,000
  • 5000 Jeffery Pl, West Lake Hills, TX 78746
    September-17-2026 | 4,359 sqft | $688/sqft | built 2007 | Similar size (4,359 sqft); Sold after the valuation date
    $2,999,000

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