Harris Value

21523 Perrington Ct, Katy, TX 77450

2,054 sqft, built 2002, in Oak Park Trails Appraised at $340,223 for 2026.

Harris County account 1234360040015

Appraised value
$340,223
Tax year 2026 · after any cap, before exemptions
Living area
2,054 sqft
$166 per sqft
Year built
2002
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, Oak Park Trails, 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 2.3% from $348,323 in 2025 to $340,223 in 2026.
  • Appraised value per square footThe current public record shows about $166 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Oak Park Trails neighborhood and ZIP 77450.
  • Neighborhood value signalAmong 871 residential records in the same neighborhood, the average appraised value is about $148 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -0.6% on average.

Comparable assessments

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

  • 21538 Pointed Oak Ln, Katy, TX 77450
    2,054 sqft | $163/sqft | built 2002 | Similar size (2,054 vs 2,054 sqft); Built same year (2002); Similar lot size (7,475 vs 7,514 sqft)
    $334,586
  • 21611 Ashford Grv, Katy, TX 77450
    2,054 sqft | $169/sqft | built 2002 | Similar size (2,054 vs 2,054 sqft); Built same year (2002); Similar lot size (7,574 vs 7,514 sqft)
    $347,501
  • 21707 Ashford Grv, Katy, TX 77450
    2,054 sqft | $165/sqft | built 2002 | Similar size (2,054 vs 2,054 sqft); Built same year (2002); Similar lot size (7,424 vs 7,514 sqft)
    $338,460
  • 2055 Bluffton Ln, Katy, TX 77450
    2,054 sqft | $173/sqft | built 2002 | Similar size (2,054 vs 2,054 sqft); Built same year (2002); Similar lot size (7,416 vs 7,514 sqft)
    $356,303
  • 21723 Ashford Grv, Katy, TX 77450
    2,054 sqft | $169/sqft | built 2002 | Similar size (2,054 vs 2,054 sqft); Built same year (2002); Similar lot size (7,397 vs 7,514 sqft)
    $347,284

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.

  • 2022 Bluffton Ln, Katy, TX 77450
    July-2-2026 | 2,054 sqft | $195/sqft | built 2002 | Similar size (2,054 sqft); Similar age (2002); Sold after the valuation date
    $400,000
  • 1211 Lamplight Trail Dr, Katy, TX 77450
    September-10-2026 | 2,039 sqft | $169/sqft | built 1993 | Similar size (2,039 sqft); Moderate age difference (9 years older); Sold after the valuation date
    $345,000
  • 1823 Cornerstone Place Dr, Katy, TX 77450
    July-2-2026 | 2,039 sqft | $172/sqft | built 1997 | Similar size (2,039 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $350,000
  • 1902 Winding Hollow Dr, Katy, TX 77450
    July-14-2026 | 2,054 sqft | $165/sqft | built 2002 | Similar size (2,054 sqft); Similar age (2002); Sold after the valuation date
    $338,000
  • 22818 Orchard Oak Ln, Katy, TX 77450
    August-18-2026 | 1,987 sqft | $181/sqft | built 1994 | Similar size (1,987 sqft); Moderate age difference (8 years older); Sold after the valuation date
    $360,000

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.