Harris Value

21118 Park Valley Dr, Katy, TX 77450

1,836 sqft, built 1985, in Memorial Parkway Appraised at $244,022 for 2026.

Harris County account 1159500330026

Appraised value
$244,022
Tax year 2026 · after any cap, before exemptions
Living area
1,836 sqft
$133 per sqft
Year built
1985
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 16.1% from $210,215 in 2025 to $244,022 in 2026.
  • Appraised value per square footThe current public record shows about $133 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 125 residential records in the same neighborhood, the average appraised value is about $140 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +5.9% on average.

Comparable assessments

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

  • 1526 Park Briar Dr, Katy, TX 77450
    1,827 sqft | $150/sqft | built 1989 | Similar size (1,827 vs 1,836 sqft); Similar age (1989 vs 1985); Similar lot size (7,015 vs 6,954 sqft)
    $273,418
  • 21219 Park Run Dr, Katy, TX 77450
    1,826 sqft | $167/sqft | built 1989 | Similar size (1,826 vs 1,836 sqft); Similar age (1989 vs 1985); Similar lot size (7,091 vs 6,954 sqft)
    $305,811
  • 21206 Park Run Dr, Katy, TX 77450
    1,811 sqft | $139/sqft | built 1986 | Similar size (1,811 vs 1,836 sqft); Similar age (1986 vs 1985); Similar lot size (7,245 vs 6,954 sqft)
    $251,142
  • 1547 Park Briar Dr, Katy, TX 77450
    1,822 sqft | $147/sqft | built 1989 | Similar size (1,822 vs 1,836 sqft); Similar age (1989 vs 1985); Similar lot size (7,130 vs 6,954 sqft)
    $267,067
  • 1507 Park Briar Dr, Katy, TX 77450
    1,869 sqft | $138/sqft | built 1985 | Similar size (1,869 vs 1,836 sqft); Built same year (1985); Similar lot size (7,308 vs 6,954 sqft)
    $257,834

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.

  • 22927 Indian Ridge Dr, Katy, TX 77450
    August-28-2026 | 1,815 sqft | $152/sqft | built 1983 | Similar size (1,815 sqft); Similar age (1983); Sold after the valuation date
    $275,000
  • 1307 Grand Junction Dr, Katy, TX 77450
    August-28-2026 | 1,877 sqft | $173/sqft | built 1983 | Similar size (1,877 sqft); Similar age (1983); Sold after the valuation date
    $324,999
  • 22106 Goldstone Dr, Katy, TX 77450
    August-11-2026 | 1,895 sqft | $139/sqft | built 1977 | Similar size (1,895 sqft); Moderate age difference (8 years older); Sold after the valuation date
    $264,000
  • 22822 Indian Ridge Dr, Katy, TX 77450
    July-17-2026 | 1,890 sqft | $159/sqft | built 1980 | Similar size (1,890 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $299,900
  • 1014 Long Prairie Dr, Katy, TX 77450
    July-20-2026 | 1,931 sqft | $168/sqft | built 1990 | 5% size difference (1,931 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $325,000

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.