Harris Value

19834 Millstone Ridge Ln, Katy, TX 77449

1,998 sqft, built 2005, in Windstone Colony Appraised at $281,756 for 2026.

Harris County account 1247000010043

Appraised value
$281,756
Tax year 2026 · after any cap, before exemptions
Living area
1,998 sqft
$141 per sqft
Year built
2005
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 77449, Windstone Colony, 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 3.9% from $293,281 in 2025 to $281,756 in 2026.
  • Appraised value per square footThe current public record shows about $141 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Windstone Colony neighborhood and ZIP 77449.
  • Neighborhood value signalAmong 378 residential records in the same neighborhood, the average appraised value is about $131 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.0% on average.

Comparable assessments

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

  • 4814 Claymill Ct, Katy, TX 77449
    1,982 sqft | $142/sqft | built 2004 | Similar size (1,982 vs 1,998 sqft); Similar age (2004 vs 2005); Similar lot size (8,671 vs 8,644 sqft)
    $280,691
  • 4903 Ledge Creek Ln, Houston, TX 77449
    2,050 sqft | $142/sqft | built 2004 | Similar size (2,050 vs 1,998 sqft); Similar age (2004 vs 2005); Similar lot size (8,473 vs 8,644 sqft)
    $290,739
  • 4918 Morningmount Ln, Katy, TX 77449
    1,982 sqft | $141/sqft | built 2004 | Similar size (1,982 vs 1,998 sqft); Similar age (2004 vs 2005); Similar lot size (7,925 vs 8,644 sqft)
    $280,042
  • 5019 Barstow Bend Ln, Houston, TX 77449
    1,955 sqft | $142/sqft | built 2002 | Similar size (1,955 vs 1,998 sqft); Similar age (2002 vs 2005); Similar lot size (8,071 vs 8,644 sqft)
    $276,861
  • 19719 Diamond Hills Ln, Katy, TX 77449
    1,967 sqft | $141/sqft | built 2004 | Similar size (1,967 vs 1,998 sqft); Similar age (2004 vs 2005); Similar lot size (7,801 vs 8,644 sqft)
    $278,199

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.

  • 3106 Snug Harbour Ct, Katy, TX 77449
    September-23-2026 | 1,968 sqft | $127/sqft | built 1999 | Similar size (1,968 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $249,000
  • 6507 Amberfield Ln, Katy, TX 77449
    September-30-2026 | 1,846 sqft | $138/sqft | built 1999 | 8% size difference (1,846 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $254,900
  • 19503 Winding Canyon Ln, Katy, TX 77449
    July-23-2026 | 2,022 sqft | $158/sqft | built 2001 | Similar size (2,022 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $319,000
  • 5802 Garden Flower Ct, Katy, TX 77449
    August-14-2026 | 2,049 sqft | $132/sqft | built 2004 | Similar size (2,049 sqft); Similar age (2004); Sold after the valuation date
    $269,990
  • 20335 Sabal Palms Dr, Katy, TX 77449
    August-25-2026 | 1,994 sqft | $135/sqft | built 2001 | Similar size (1,994 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $270,000

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.