Harris Value

18811 Dennington Dr, Katy, TX 77449

1,900 sqft, built 2011, in Brenwood Park Appraised at $265,323 for 2026.

Harris County account 1293140020004

Appraised value
$265,323
Tax year 2026 · after any cap, before exemptions
Living area
1,900 sqft
$140 per sqft
Year built
2011
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, Brenwood Park, 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 2.1% from $259,951 in 2025 to $265,323 in 2026.
  • Appraised value per square footThe current public record shows about $140 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Brenwood Park neighborhood and ZIP 77449.
  • Neighborhood value signalAmong 396 residential records in the same neighborhood, the average appraised value is about $151 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +1.8% on average.

Comparable assessments

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

  • 18726 N Lyford Dr, Katy, TX 77449
    1,900 sqft | $140/sqft | built 2011 | Similar size (1,900 vs 1,900 sqft); Built same year (2011); Similar lot size (4,200 vs 4,200 sqft)
    $265,323
  • 18802 N Lyford Dr, Katy, TX 77449
    1,900 sqft | $140/sqft | built 2011 | Similar size (1,900 vs 1,900 sqft); Built same year (2011); Similar lot size (4,200 vs 4,200 sqft)
    $265,323
  • 18826 N Lyford Dr, Katy, TX 77449
    1,900 sqft | $140/sqft | built 2011 | Similar size (1,900 vs 1,900 sqft); Built same year (2011); Similar lot size (4,200 vs 4,200 sqft)
    $265,323
  • 18735 Dennington Dr, Katy, TX 77449
    1,900 sqft | $144/sqft | built 2011 | Similar size (1,900 vs 1,900 sqft); Built same year (2011); Similar lot size (4,200 vs 4,200 sqft)
    $273,136
  • 18715 N Lyford Dr, Katy, TX 77449
    1,900 sqft | $140/sqft | built 2011 | Similar size (1,900 vs 1,900 sqft); Built same year (2011); Similar lot size (4,192 vs 4,200 sqft)
    $265,229

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.

  • 4535 Newhope Terrace Ln, Katy, TX 77449
    August-27-2026 | 1,878 sqft | $154/sqft | built 2006 | Similar size (1,878 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $289,900
  • 4727 Lonestone Cir, Katy, TX 77449
    September-14-2026 | 1,752 sqft | $134/sqft | built 2004 | 8% size difference (1,752 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $235,000
  • 3338 Trent Stone Ln, Katy, TX 77449
    July-30-2026 | 1,960 sqft | $143/sqft | built 2013 | Similar size (1,960 sqft); Similar age (2013); Sold after the valuation date
    $280,000
  • 6326 Bonnie Chase Ln, Katy, TX 77449
    September-21-2026 | 1,855 sqft | $135/sqft | built 2005 | Similar size (1,855 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $250,000
  • 5551 Casa Martin Dr, Katy, TX 77449
    August-19-2026 | 1,973 sqft | $146/sqft | built 2016 | Similar size (1,973 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $289,000

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.