Travis Value

11801 Shimmering Sea Dr, TX 78747

3 bed / 2 bath, 1,630 sqft, built 2023, in Cascades At Onion Creek East Phs 3 Appraised at $378,458 for 2026.

Travis County account 000000954386

Appraised value
$378,458
Tax year 2026 · after any cap, before exemptions
Living area
1,630 sqft
$232 per sqft
Year built
2023
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 78747 and Cascades At Onion Creek East Phs 3 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 decreased 2.4% from $387,908 in 2025 to $378,458 in 2026.
  • Appraised value per square footThe current public record shows about $232 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Cascades At Onion Creek East Phs 3 neighborhood and ZIP 78747.
  • Neighborhood value signalAmong 266 residential records in the same neighborhood, the average appraised value is about $194 per square foot.

Comparable assessments

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

  • 4606 Sea Salt Dr, TX 78747
    1,624 sqft | $239/sqft | built 2022 | Similar size (1,624 vs 1,630 sqft); Similar age (2022 vs 2023); Same bed/bath (3/2)
    $388,162
  • 4911 Seadrift Dr, TX 78747
    1,593 sqft | $220/sqft | built 2023 | Similar size (1,593 vs 1,630 sqft); Built same year (2023); Similar lot size (6,769 vs 6,703 sqft)
    $350,720
  • 4509 Bridal Veil Dr, TX 78747
    1,664 sqft | $233/sqft | built 2025 | Similar size (1,664 vs 1,630 sqft); Similar age (2025 vs 2023); Similar lot size (6,721 vs 6,703 sqft)
    $387,522
  • 11908 Dillon Falls Dr, TX 78747
    1,654 sqft | $232/sqft | built 2025 | Similar size (1,654 vs 1,630 sqft); Similar age (2025 vs 2023); Similar lot size (6,590 vs 6,703 sqft)
    $382,898
  • 11811 Shimmering Sea Dr, TX 78747
    1,609 sqft | $230/sqft | built 2024 | Similar size (1,609 vs 1,630 sqft); Similar age (2024 vs 2023); Similar lot size (6,425 vs 6,703 sqft)
    $369,660

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.

  • 2137 Dry Tortugas Trl, Austin, TX 78747
    September-3-2026 | 1,749 sqft | $206/sqft | built 2004 | 7% size difference (1,749 sqft); Sold after the valuation date; Same beds (3)
    $359,987
  • 10400 Big Thicket Dr, Austin, TX 78747
    September-9-2026 | 1,708 sqft | $231/sqft | built 2006 | Similar size (1,708 sqft); Sold after the valuation date; Same beds (3)
    $395,000
  • 5900 Bell Tower Ln, Austin, TX 78747
    June-10-2026 | 1,645 sqft | $185/sqft | built 2018 | Similar size (1,645 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $304,900
  • 12013 Russo Dr, Austin, TX 78747
    June-26-2026 | 1,533 sqft | $217/sqft | built 2026 | 6% size difference (1,533 sqft); Similar age (2026); Sold after the valuation date
    $332,330
  • 4605 Sea Salt Dr, Austin, TX 78747
    April-1-2026 | 1,685 sqft | $208/sqft | built 2022 | Similar size (1,685 sqft); Similar age (2022); Sold 3 months after valuation date (weaker timing)
    $350,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Travis Central Appraisal District. Sales data checked in this snapshot: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.