Harris Value

21103 Park Tree Ln, Katy, TX 77450

2,309 sqft, built 1976, in Memorial Parkway Appraised at $311,947 for 2026.

Harris County account 1085060000064

Appraised value
$311,947
Tax year 2026 · after any cap, before exemptions
Living area
2,309 sqft
$135 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 2.0% from $318,468 in 2025 to $311,947 in 2026.
  • Appraised value per square footThe current public record shows about $135 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.

  • 21227 Park Rock Ln, Katy, TX 77450
    2,295 sqft | $136/sqft | built 1976 | Similar size (2,295 vs 2,309 sqft); Built same year (1976); Similar lot size (7,232 vs 7,355 sqft)
    $312,673
  • 21207 Park Villa Dr, Katy, TX 77450
    2,304 sqft | $124/sqft | built 1976 | Similar size (2,304 vs 2,309 sqft); Built same year (1976); Similar lot size (7,296 vs 7,355 sqft)
    $285,165
  • 21119 Park Villa Dr, Katy, TX 77450
    2,280 sqft | $142/sqft | built 1976 | Similar size (2,280 vs 2,309 sqft); Built same year (1976); Similar lot size (7,296 vs 7,355 sqft)
    $323,636
  • 20807 Westgreen Ct, Katy, TX 77450
    2,267 sqft | $127/sqft | built 1978 | Similar size (2,267 vs 2,309 sqft); Similar age (1978 vs 1976); Similar lot size (7,664 vs 7,355 sqft)
    $287,621
  • 21211 Park Villa Dr, Katy, TX 77450
    2,324 sqft | $121/sqft | built 1976 | Similar size (2,324 vs 2,309 sqft); Built same year (1976); Similar lot size (7,296 vs 7,355 sqft)
    $282,079

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.

  • 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
  • 21311 Park York Dr, Katy, TX 77450
    September-8-2026 | 2,172 sqft | $145/sqft | built 1977 | 6% size difference (2,172 sqft); Similar age (1977); Sold after the valuation date
    $315,000
  • 1419 Dominion Dr, Katy, TX 77450
    September-11-2026 | 2,498 sqft | $172/sqft | built 1979 | 8% size difference (2,498 sqft); Similar age (1979); Sold after the valuation date
    $430,000
  • 711 Cramer Ct, Katy, TX 77450
    July-10-2026 | 2,313 sqft | $164/sqft | built 1975 | Similar size (2,313 sqft); Similar age (1975); Sold after the valuation date
    $380,000
  • 715 Dominion Dr, Katy, TX 77450
    July-27-2026 | 2,240 sqft | $163/sqft | built 1977 | Similar size (2,240 sqft); Similar age (1977); Sold after the valuation date
    $365,000

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.