Harris Value

21422 Park Green Dr, Katy, TX 77450

2,479 sqft, built 1976, in Memorial Parkway Appraised at $295,043 for 2026.

Harris County account 1085020000013

Appraised value
$295,043
Tax year 2026 · after any cap, before exemptions
Living area
2,479 sqft
$119 per sqft
Year built
1976
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 decreased 1.9% from $300,905 in 2025 to $295,043 in 2026.
  • Appraised value per square footThe current public record shows about $119 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 490 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 +1.9% on average.

Comparable assessments

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

  • 20007 Park Tree Ln, Katy, TX 77450
    2,509 sqft | $117/sqft | built 1976 | Similar size (2,509 vs 2,479 sqft); Built same year (1976); Similar lot size (7,475 vs 7,482 sqft)
    $292,648
  • 21326 Park Wick Ln, Katy, TX 77450
    2,439 sqft | $112/sqft | built 1976 | Similar size (2,439 vs 2,479 sqft); Built same year (1976); Similar lot size (7,475 vs 7,482 sqft)
    $274,272
  • 21418 Park Green Dr, Katy, TX 77450
    2,444 sqft | $115/sqft | built 1975 | Similar size (2,444 vs 2,479 sqft); Similar age (1975 vs 1976); Similar lot size (7,482 vs 7,482 sqft)
    $282,206
  • 21227 Park Tree Ln, Katy, TX 77450
    2,432 sqft | $111/sqft | built 1976 | Similar size (2,432 vs 2,479 sqft); Built same year (1976); Similar lot size (7,410 vs 7,482 sqft)
    $268,951
  • 21022 Park Brush Ln, Katy, TX 77450
    2,451 sqft | $112/sqft | built 1977 | Similar size (2,451 vs 2,479 sqft); Similar age (1977 vs 1976); Similar lot size (7,590 vs 7,482 sqft)
    $273,942

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
  • 21659 Park York Dr, Katy, TX 77450
    September-14-2026 | 2,456 sqft | $129/sqft | built 1983 | Similar size (2,456 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $318,000
  • 20414 Withington Dr, Katy, TX 77450
    September-10-2026 | 2,378 sqft | $132/sqft | built 1977 | Similar size (2,378 sqft); Similar age (1977); Sold after the valuation date
    $314,000
  • 20723 Vanderwick Dr, Katy, TX 77450
    August-26-2026 | 2,586 sqft | $168/sqft | built 1982 | Similar size (2,586 sqft); Moderate age difference (6 years newer); Sold after the valuation date
    $435,000
  • 20110 Hardwidge Ct, Katy, TX 77450
    June-9-2026 | 2,522 sqft | $185/sqft | built 1974 | Similar size (2,522 sqft); Similar age (1974); Sold after the valuation date
    $467,500

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.