Harris Value

21107 Park Villa Dr, Katy, TX 77450

3,020 sqft, built 1976, in Memorial Parkway Appraised at $363,439 for 2026.

Harris County account 1085070000013

Appraised value
$363,439
Tax year 2026 · after any cap, before exemptions
Living area
3,020 sqft
$120 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 3.2% from $375,531 in 2025 to $363,439 in 2026.
  • Appraised value per square footThe current public record shows about $120 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.

  • 21402 Park Downe Ln, Katy, TX 77450
    3,016 sqft | $102/sqft | built 1975 | Similar size (3,016 vs 3,020 sqft); Similar age (1975 vs 1976); Similar lot size (9,216 vs 8,848 sqft)
    $308,604
  • 1231 Park Royale Ln, Katy, TX 77450
    2,916 sqft | $112/sqft | built 1978 | Similar size (2,916 vs 3,020 sqft); Similar age (1978 vs 1976); Similar lot size (8,890 vs 8,848 sqft)
    $326,442
  • 20911 Park Brush Cir, Katy, TX 77450
    2,890 sqft | $118/sqft | built 1977 | Similar size (2,890 vs 3,020 sqft); Similar age (1977 vs 1976); Similar lot size (8,393 vs 8,848 sqft)
    $339,847
  • 1218 Westgreen Blvd, Katy, TX 77450
    3,142 sqft | $98/sqft | built 1978 | Similar size (3,142 vs 3,020 sqft); Similar age (1978 vs 1976); Similar lot size (9,080 vs 8,848 sqft)
    $308,501
  • 21319 Park Wick Ln, Katy, TX 77450
    2,912 sqft | $122/sqft | built 1976 | Similar size (2,912 vs 3,020 sqft); Built same year (1976); Lot 18% smaller (7,296 vs 8,848 sqft)
    $355,752

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.

  • 20911 Park Brush Cir, Katy, TX 77450
    September-17-2026 | 2,890 sqft | $119/sqft | built 1977 | Similar size (2,890 sqft); Similar age (1977); Sold after the valuation date
    $345,000
  • 1214 Shillington Dr, Katy, TX 77450
    July-9-2026 | 3,024 sqft | $144/sqft | built 1980 | Similar size (3,024 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $435,000
  • 20115 Dering Ct, Katy, TX 77450
    August-21-2026 | 3,032 sqft | $115/sqft | built 1973 | Similar size (3,032 sqft); Similar age (1973); Sold after the valuation date
    $350,000
  • 614 Houghton Rd, Katy, TX 77450
    August-4-2026 | 3,125 sqft | $142/sqft | built 1974 | Similar size (3,125 sqft); Similar age (1974); Sold after the valuation date
    $445,000
  • 23027 Red River Dr, Katy, TX 77450
    August-31-2026 | 3,005 sqft | $133/sqft | built 1989 | Similar size (3,005 sqft); Sold after the valuation date
    $400,000

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.