Harris Value

18515 Catamaran Dr, Humble, TX 77346

3,259 sqft, built 2004, in Walden On Lake Houston Appraised at $343,744 for 2026.

Harris County account 1159850510028

Appraised value
$343,744
Tax year 2026 · after any cap, before exemptions
Market value
$356,279
Living area
3,259 sqft
$105 per sqft
Year built
2004
Good quality
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 77346, Walden On Lake Houston, and Kingwood 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 increased 10.0% from $312,495 in 2025 to $343,744 in 2026.
  • Appraised value per square footThe current public record shows about $105 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $12,535 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Walden On Lake Houston neighborhood and ZIP 77346.
  • Neighborhood value signalAmong 370 residential records in the same neighborhood, the average appraised value is about $121 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +5.3% on average.

Comparable assessments

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

  • 18727 Aquatic Dr, Humble, TX 77346
    3,225 sqft | $121/sqft | built 2004 | Similar size (3,225 vs 3,259 sqft); Built same year (2004); Similar lot size (7,704 vs 7,735 sqft)
    $391,480
  • 8902 Sailing Dr, Humble, TX 77346
    3,252 sqft | $116/sqft | built 2006 | Similar size (3,252 vs 3,259 sqft); Similar age (2006 vs 2004); Similar lot size (7,743 vs 7,735 sqft)
    $376,276
  • 18506 Rustic Oar Way, Humble, TX 77346
    3,264 sqft | $116/sqft | built 2006 | Similar size (3,264 vs 3,259 sqft); Similar age (2006 vs 2004); Similar lot size (7,860 vs 7,735 sqft)
    $377,824
  • 18727 Rusty Anchor Ct, Humble, TX 77346
    3,236 sqft | $125/sqft | built 2001 | Similar size (3,236 vs 3,259 sqft); Similar age (2001 vs 2004); Similar lot size (7,728 vs 7,735 sqft)
    $403,137
  • 8722 Silver Lure Dr, Humble, TX 77346
    3,239 sqft | $111/sqft | built 2005 | Similar size (3,239 vs 3,259 sqft); Similar age (2005 vs 2004); Similar lot size (7,956 vs 7,735 sqft)
    $359,923

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.