Harris Value

602 Blue Oasis Ct, Katy, TX 77494

2,832 sqft, built 2007, in Lakes At Grand Harbor Appraised at $373,071 for 2026.

Harris County account 1277100020050

Appraised value
$373,071
Tax year 2026 · after any cap, before exemptions
Living area
2,832 sqft
$132 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 3.0% from $384,508 in 2025 to $373,071 in 2026.
  • Appraised value per square footThe current public record shows about $132 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.

  • 503 Stream Mill Ln, Katy, TX 77494
    2,832 sqft | $129/sqft | built 2008 | Similar size (2,832 vs 2,832 sqft); Similar age (2008 vs 2007); Similar lot size (5,955 vs 5,977 sqft)
    $365,065
  • 502 New Hope Ln, Katy, TX 77494
    2,691 sqft | $133/sqft | built 2007 | Similar size (2,691 vs 2,832 sqft); Built same year (2007); Similar lot size (5,965 vs 5,977 sqft)
    $358,536
  • 419 Mornington Ln, Katy, TX 77494
    2,769 sqft | $127/sqft | built 2009 | Similar size (2,769 vs 2,832 sqft); Similar age (2009 vs 2007); Similar lot size (5,766 vs 5,977 sqft)
    $351,042
  • 24307 Cornell Park Ln, Katy, TX 77494
    2,736 sqft | $123/sqft | built 2008 | Similar size (2,736 vs 2,832 sqft); Similar age (2008 vs 2007); Similar lot size (5,750 vs 5,977 sqft)
    $337,763
  • 24126 Courtland Oaks St, Katy, TX 77494
    2,667 sqft | $130/sqft | built 2006 | 6% smaller (2,667 vs 2,832 sqft); Similar age (2006 vs 2007); Similar lot size (5,924 vs 5,977 sqft)
    $345,528

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.