Harris Value

3603 Windmoor Dr, Katy, TX 77449

2,315 sqft, built 2000, in Westfield Appraised at $326,256 for 2026.

Harris County account 1160430050004

Appraised value
$326,256
Tax year 2026 · after any cap, before exemptions
Living area
2,315 sqft
$141 per sqft
Year built
2000
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 77449, Westfield, 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 increased 2.1% from $319,543 in 2025 to $326,256 in 2026.
  • Appraised value per square footThe current public record shows about $141 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Westfield neighborhood and ZIP 77449.
  • Neighborhood value signalAmong 83 residential records in the same neighborhood, the average appraised value is about $134 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +1.0% on average.

Comparable assessments

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

  • 3603 Campfield Ct, Katy, TX 77449
    2,315 sqft | $146/sqft | built 1999 | Similar size (2,315 vs 2,315 sqft); Similar age (1999 vs 2000); Similar lot size (6,727 vs 6,727 sqft)
    $338,594
  • 3639 Windmoor Dr, Katy, TX 77449
    2,312 sqft | $123/sqft | built 1997 | Similar size (2,312 vs 2,315 sqft); Similar age (1997 vs 2000); Similar lot size (6,300 vs 6,727 sqft)
    $284,633
  • 3614 Corinne Ct, Katy, TX 77449
    2,312 sqft | $126/sqft | built 1997 | Similar size (2,312 vs 2,315 sqft); Similar age (1997 vs 2000); Similar lot size (6,300 vs 6,727 sqft)
    $291,809
  • 3635 Windmoor Dr, Katy, TX 77449
    2,288 sqft | $115/sqft | built 1998 | Similar size (2,288 vs 2,315 sqft); Similar age (1998 vs 2000); Similar lot size (6,254 vs 6,727 sqft)
    $263,405
  • 3519 Doherty Pl, Katy, TX 77449
    2,323 sqft | $124/sqft | built 2000 | Similar size (2,323 vs 2,315 sqft); Built same year (2000); Lot 10% smaller (6,043 vs 6,727 sqft)
    $287,305

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.

  • 5106 Opal Sky Dr, Katy, TX 77449
    September-24-2026 | 2,322 sqft | $125/sqft | built 2004 | Similar size (2,322 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $290,000
  • 19806 Millstone Ridge Ln, Katy, TX 77449
    September-29-2026 | 2,433 sqft | $115/sqft | built 2005 | 5% size difference (2,433 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $279,000
  • 19706 Windmoor Ct, Katy, TX 77449
    September-28-2026 | 2,400 sqft | $120/sqft | built 1998 | Similar size (2,400 sqft); Similar age (1998); Sold after the valuation date
    $289,000
  • 3902 Flatwood Dr, Katy, TX 77449
    September-25-2026 | 2,464 sqft | $134/sqft | built 2001 | 6% size difference (2,464 sqft); Similar age (2001); Sold after the valuation date
    $330,000
  • 5906 Coyote Echo Dr, Katy, TX 77449
    August-10-2026 | 2,285 sqft | $139/sqft | built 2007 | Similar size (2,285 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $317,500

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.