Harris Value

21302 Park Willow Dr, Katy, TX 77450

2,592 sqft, built 1978, in Memorial Parkway Appraised at $362,273 for 2026.

Harris County account 1102020000019

Appraised value
$362,273
Tax year 2026 · after any cap, before exemptions
Living area
2,592 sqft
$140 per sqft
Year built
1978
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 77450, Memorial Parkway, 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 8.0% from $335,492 in 2025 to $362,273 in 2026.
  • Appraised value per square footThe current public record shows about $140 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Memorial Parkway neighborhood and ZIP 77450.
  • Neighborhood value signalAmong 674 residential records in the same neighborhood, the average appraised value is about $135 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +2.2% on average.

Comparable assessments

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

  • 21223 Park Royale Dr, Katy, TX 77450
    2,549 sqft | $126/sqft | built 1978 | Similar size (2,549 vs 2,592 sqft); Built same year (1978); Similar lot size (7,571 vs 7,392 sqft)
    $321,469
  • 21110 Park Brook Dr, Katy, TX 77450
    2,570 sqft | $122/sqft | built 1979 | Similar size (2,570 vs 2,592 sqft); Similar age (1979 vs 1978); Similar lot size (7,475 vs 7,392 sqft)
    $312,933
  • 21318 Park Mount Dr, Katy, TX 77450
    2,636 sqft | $132/sqft | built 1978 | Similar size (2,636 vs 2,592 sqft); Built same year (1978); Similar lot size (7,475 vs 7,392 sqft)
    $348,022
  • 20819 Park Canyon Dr, Katy, TX 77450
    2,511 sqft | $133/sqft | built 1978 | Similar size (2,511 vs 2,592 sqft); Built same year (1978); Similar lot size (7,740 vs 7,392 sqft)
    $333,466
  • 21207 Park Royale Dr, Katy, TX 77450
    2,713 sqft | $128/sqft | built 1977 | Similar size (2,713 vs 2,592 sqft); Similar age (1977 vs 1978); Similar lot size (7,571 vs 7,392 sqft)
    $347,800

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.

  • 1419 Dominion Dr, Katy, TX 77450
    September-11-2026 | 2,498 sqft | $172/sqft | built 1979 | Similar size (2,498 sqft); Similar age (1979); Sold after the valuation date
    $430,000
  • 20723 Vanderwick Dr, Katy, TX 77450
    August-26-2026 | 2,586 sqft | $168/sqft | built 1982 | Similar size (2,586 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $435,000
  • 20215 Lake Sherwood Dr, Katy, TX 77450
    July-22-2026 | 2,604 sqft | $161/sqft | built 1978 | Similar size (2,604 sqft); Similar age (1978); Sold after the valuation date
    $420,000
  • 21659 Park York Dr, Katy, TX 77450
    September-14-2026 | 2,456 sqft | $129/sqft | built 1983 | 5% size difference (2,456 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $318,000
  • 1027 Flagmore Dr, Katy, TX 77450
    August-18-2026 | 2,698 sqft | $189/sqft | built 1983 | Similar size (2,698 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $510,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Harris County Appraisal District. Sales data checked in this snapshot: . Matches consider available size, age, location and property characteristics. How comparisons work.