Harris Value

21702 Park Valley Dr, Katy, TX 77450

2,303 sqft, built 1979, in Memorial Parkway Appraised at $294,704 for 2026.

Harris County account 1137830000032

Appraised value
$294,704
Tax year 2026 · after any cap, before exemptions
Living area
2,303 sqft
$128 per sqft
Year built
1979
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 0.5% from $293,103 in 2025 to $294,704 in 2026.
  • Appraised value per square footThe current public record shows about $128 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 402 residential records in the same neighborhood, the average appraised value is about $152 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +4.0% on average.

Comparable assessments

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

  • 21726 Park Valley Dr, Katy, TX 77450
    2,267 sqft | $127/sqft | built 1979 | Similar size (2,267 vs 2,303 sqft); Built same year (1979); Similar lot size (10,980 vs 11,235 sqft)
    $287,722
  • 21730 Park York Dr, Katy, TX 77450
    2,253 sqft | $143/sqft | built 1983 | Similar size (2,253 vs 2,303 sqft); Similar age (1983 vs 1979); Similar lot size (12,305 vs 11,235 sqft)
    $322,462
  • 21658 Park Brook Dr, Katy, TX 77450
    2,364 sqft | $131/sqft | built 1983 | Similar size (2,364 vs 2,303 sqft); Similar age (1983 vs 1979); Lot 11% smaller (10,050 vs 11,235 sqft)
    $310,435
  • 1302 Plum Park Dr, Katy, TX 77450
    2,187 sqft | $134/sqft | built 1983 | 5% smaller (2,187 vs 2,303 sqft); Similar age (1983 vs 1979); Similar lot size (10,390 vs 11,235 sqft)
    $292,823
  • 1407 Country Park Dr, Katy, TX 77450
    2,226 sqft | $125/sqft | built 1979 | Similar size (2,226 vs 2,303 sqft); Built same year (1979); Lot 17% smaller (9,372 vs 11,235 sqft)
    $277,179

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
  • 1451 Shillington Dr, Katy, TX 77450
    July-1-2026 | 2,260 sqft | $177/sqft | built 1980 | Similar size (2,260 sqft); Similar age (1980); Sold after the valuation date
    $399,500
  • 21311 Park Bluff Dr, Katy, TX 77450
    August-28-2026 | 2,184 sqft | $144/sqft | built 1978 | 5% size difference (2,184 sqft); Similar age (1978); Sold after the valuation date
    $315,000
  • 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
  • 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.