Harris Value

21306 Park Holly Ct, Katy, TX 77450

2,547 sqft, built 1978, in Memorial Parkway Appraised at $287,214 for 2026.

Harris County account 1101930000004

Appraised value
$287,214
Tax year 2026 · after any cap, before exemptions
Living area
2,547 sqft
$113 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 decreased 0.3% from $288,140 in 2025 to $287,214 in 2026.
  • Appraised value per square footThe current public record shows about $113 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.

  • 21314 Park Tree Ln, Katy, TX 77450
    2,461 sqft | $123/sqft | built 1977 | Similar size (2,461 vs 2,547 sqft); Similar age (1977 vs 1978); Similar lot size (8,448 vs 8,642 sqft)
    $303,758
  • 20818 Park Canyon Dr, Katy, TX 77450
    2,460 sqft | $122/sqft | built 1978 | Similar size (2,460 vs 2,547 sqft); Built same year (1978); Similar lot size (8,211 vs 8,642 sqft)
    $300,633
  • 21226 Park York Dr, Katy, TX 77450
    2,484 sqft | $122/sqft | built 1979 | Similar size (2,484 vs 2,547 sqft); Similar age (1979 vs 1978); Similar lot size (8,034 vs 8,642 sqft)
    $302,495
  • 1218 Park Royale Ct, Katy, TX 77450
    2,397 sqft | $121/sqft | built 1977 | 6% smaller (2,397 vs 2,547 sqft); Similar age (1977 vs 1978); Similar lot size (8,855 vs 8,642 sqft)
    $288,997
  • 21130 Park Brook Dr, Katy, TX 77450
    2,570 sqft | $114/sqft | built 1979 | Similar size (2,570 vs 2,547 sqft); Similar age (1979 vs 1978); Lot 10% smaller (7,752 vs 8,642 sqft)
    $292,610

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.

  • 703 Cranfield Ct, Katy, TX 77450
    September-21-2026 | 2,658 sqft | $173/sqft | built 1979 | Similar size (2,658 sqft); Similar age (1979); Sold after the valuation date
    $460,000
  • 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
  • 20414 Withington Dr, Katy, TX 77450
    September-10-2026 | 2,378 sqft | $132/sqft | built 1977 | 7% size difference (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 (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

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.