Travis Value

15210 Rainbow One, TX 78734

5 bed / 5 bath, 8,114 sqft, built 1997 Appraised at $4,516,025 for 2026.

Travis County account 000000156801

Appraised value
$4,516,025
Tax year 2026 · after any cap, before exemptions
Market value
$5,042,208
Living area
8,114 sqft
$557 per sqft
Year built
1997
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 78734, TCAD Appraisal Area R1000WF, and Lake Oaks Estates 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 10.0% from $4,105,477 in 2025 to $4,516,025 in 2026.
  • Appraised value per square footThe current public record shows about $557 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $526,183 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 78734.
  • Neighborhood value signalAmong 240 residential records in the same neighborhood, the average appraised value is about $499 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -14.7% on average.

Comparable assessments

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

  • 4450 Eck Ln F, TX 78734
    6,917 sqft | $721/sqft | built 2012 | 15% smaller (6,917 vs 8,114 sqft); Similar lot size (130,680 vs 131,925 sqft); Same neighborhood
    $4,985,495
  • 4541 Lago Viento, TX 78734
    8,818 sqft | $465/sqft | built 2008 | 9% larger (8,818 vs 8,114 sqft); Same neighborhood
    $4,096,849
  • 4814 Eck Ln, TX 78734
    6,014 sqft | $315/sqft | built 1989 | Similar lot size (124,146 vs 131,925 sqft); Same neighborhood
    $1,892,825
  • 4738 Eck Ln, Austin, TX 78734
    6,732 sqft | $638/sqft | built 2010 | Same neighborhood
    $4,296,063

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.

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.