Harris Value

1811 Brook Grove Dr, Katy, TX 77450

2,800 sqft, built 1984, in Cornerstone Place Appraised at $376,916 for 2026.

Harris County account 1153490010028

Appraised value
$376,916
Tax year 2026 · after any cap, before exemptions
Living area
2,800 sqft
$135 per sqft
Year built
1984
Good 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, Cornerstone Place, 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 8.4% from $411,384 in 2025 to $376,916 in 2026.
  • Appraised value per square footThe current public record shows about $135 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Cornerstone Place neighborhood and ZIP 77450.
  • Neighborhood value signalAmong 190 residential records in the same neighborhood, the average appraised value is about $147 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -6.2% on average.

Comparable assessments

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

  • 22514 Wildwood Grove Dr, Katy, TX 77450
    2,757 sqft | $140/sqft | built 1983 | Similar size (2,757 vs 2,800 sqft); Similar age (1983 vs 1984); Similar lot size (8,165 vs 8,050 sqft)
    $386,536
  • 22411 Park Point Dr, Katy, TX 77450
    2,840 sqft | $131/sqft | built 1983 | Similar size (2,840 vs 2,800 sqft); Similar age (1983 vs 1984); Similar lot size (7,638 vs 8,050 sqft)
    $371,819
  • 22410 Cove Hollow Dr, Katy, TX 77450
    2,842 sqft | $124/sqft | built 1989 | Similar size (2,842 vs 2,800 sqft); Similar age (1989 vs 1984); Similar lot size (7,935 vs 8,050 sqft)
    $351,570
  • 1807 Ash Forest Dr, Katy, TX 77450
    2,737 sqft | $138/sqft | built 1983 | Similar size (2,737 vs 2,800 sqft); Similar age (1983 vs 1984); Similar lot size (7,685 vs 8,050 sqft)
    $377,769
  • 22422 Wildwood Grove Dr, Katy, TX 77450
    2,842 sqft | $125/sqft | built 1990 | Similar size (2,842 vs 2,800 sqft); Similar lot size (8,165 vs 8,050 sqft); Same quality (Good)
    $355,903

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.

  • 20619 Prince Creek Dr, Katy, TX 77450
    August-28-2026 | 2,794 sqft | $174/sqft | built 1982 | Similar size (2,794 sqft); Similar age (1982); Sold after the valuation date
    $487,000
  • 1402 Sherfield Ridge Dr, Katy, TX 77450
    July-31-2026 | 2,836 sqft | $153/sqft | built 1982 | Similar size (2,836 sqft); Similar age (1982); Sold after the valuation date
    $435,000
  • 911 Montview Dr, Katy, TX 77450
    August-25-2026 | 2,741 sqft | $157/sqft | built 1983 | Similar size (2,741 sqft); Similar age (1983); Sold after the valuation date
    $429,900
  • 1027 Flagmore Dr, Katy, TX 77450
    August-18-2026 | 2,698 sqft | $189/sqft | built 1983 | Similar size (2,698 sqft); Similar age (1983); Sold after the valuation date
    $510,000
  • 20911 Park Brush Cir, Katy, TX 77450
    September-17-2026 | 2,890 sqft | $119/sqft | built 1977 | Similar size (2,890 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $345,000

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.