Harris Value

606 Blue Oasis Ct, Katy, TX 77494

3,466 sqft, built 2007, in Lakes At Grand Harbor Appraised at $417,565 for 2026.

Harris County account 1277100020049

Appraised value
$417,565
Tax year 2026 · after any cap, before exemptions
Living area
3,466 sqft
$120 per sqft
Year built
2007
Average quality

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 77494, Lakes At Grand Harbor, and Katy 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 delivered, 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 HCAD records highlight what may be worth checking before you file.

  • Assessment changeThe appraised value decreased 3.1% from $430,791 in 2025 to $417,565 in 2026.
  • Appraised value per square footThe current public record shows about $120 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Lakes At Grand Harbor neighborhood and ZIP 77494.
  • Neighborhood value signalAmong 242 residential records in the same neighborhood, the average appraised value is about $148 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -0.2% on average.

Comparable assessments

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

  • 611 Blue Oasis Ct, Katy, TX 77494
    3,600 sqft | $113/sqft | built 2006 | Similar size (3,600 vs 3,466 sqft); Similar age (2006 vs 2007); Similar lot size (8,391 vs 8,393 sqft)
    $408,539
  • 403 Mornington Ln, Katy, TX 77494
    3,552 sqft | $121/sqft | built 2010 | Similar size (3,552 vs 3,466 sqft); Similar age (2010 vs 2007); Similar lot size (8,649 vs 8,393 sqft)
    $428,687
  • 24135 Green Leaf Spring Ln, Katy, TX 77494
    3,600 sqft | $114/sqft | built 2006 | Similar size (3,600 vs 3,466 sqft); Similar age (2006 vs 2007); Similar lot size (8,681 vs 8,393 sqft)
    $410,211
  • 406 Stream Mill Ln, Katy, TX 77494
    3,320 sqft | $124/sqft | built 2007 | Similar size (3,320 vs 3,466 sqft); Built same year (2007); Similar lot size (7,965 vs 8,393 sqft)
    $410,121
  • 418 Hurstshire Bend, Katy, TX 77494
    3,462 sqft | $118/sqft | built 2006 | Similar size (3,462 vs 3,466 sqft); Similar age (2006 vs 2007); Lot 11% smaller (7,456 vs 8,393 sqft)
    $409,763

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: Harris County 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.