Harris Value

24711 Top Mark Ct, Katy, TX 77494

3,482 sqft, built 2008, in Estates At Grand Harbor Appraised at $423,754 for 2026.

Harris County account 1283830010015

Appraised value
$423,754
Tax year 2026 · after any cap, before exemptions
Living area
3,482 sqft
$122 per sqft
Year built
2008
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, Estates 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 2.8% from $435,786 in 2025 to $423,754 in 2026.
  • Appraised value per square footThe current public record shows about $122 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Estates At Grand Harbor neighborhood and ZIP 77494.
  • Neighborhood value signalAmong 95 residential records in the same neighborhood, the average appraised value is about $138 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -1.6% on average.

Comparable assessments

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

  • 24718 Top Mark Ct, Katy, TX 77494
    3,589 sqft | $122/sqft | built 2007 | Similar size (3,589 vs 3,482 sqft); Similar age (2007 vs 2008); Similar lot size (7,310 vs 7,307 sqft)
    $437,775
  • 706 Admiral Bay Ln, Katy, TX 77494
    3,461 sqft | $123/sqft | built 2008 | Similar size (3,461 vs 3,482 sqft); Built same year (2008); Similar lot size (6,900 vs 7,307 sqft)
    $425,031
  • 714 Harbor Lakes Ln, Katy, TX 77494
    3,666 sqft | $119/sqft | built 2008 | 5% larger (3,666 vs 3,482 sqft); Built same year (2008); Similar lot size (7,269 vs 7,307 sqft)
    $435,649
  • 24719 Top Mark Ct, Katy, TX 77494
    3,444 sqft | $122/sqft | built 2007 | Similar size (3,444 vs 3,482 sqft); Similar age (2007 vs 2008); Similar lot size (6,850 vs 7,307 sqft)
    $418,789
  • 715 Harbor Lakes Ln, Katy, TX 77494
    3,640 sqft | $121/sqft | built 2010 | Similar size (3,640 vs 3,482 sqft); Similar age (2010 vs 2008); Similar lot size (7,167 vs 7,307 sqft)
    $439,771

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.