Harris Value

1623 Treasure Oaks Dr, Katy, TX 77450

4,803 sqft, built 1989, in Kelliwood Appraised at $665,678 for 2026.

Harris County account 1153730080011

Appraised value
$665,678
Tax year 2026 · after any cap, before exemptions
Market value
$704,093
Living area
4,803 sqft
$139 per sqft
Year built
1989
Excellent quality
Homestead
Yes
Owner-occupied exemption on file

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, Kelliwood, 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 10.0% from $605,162 in 2025 to $665,678 in 2026.
  • Appraised value per square footThe current public record shows about $139 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $38,415 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Kelliwood neighborhood and ZIP 77450.
  • Neighborhood value signalAmong 394 residential records in the same neighborhood, the average appraised value is about $162 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +4.9% on average.

Comparable assessments

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

  • 1550 Mission Springs Dr, Katy, TX 77450
    4,750 sqft | $154/sqft | built 1990 | Similar size (4,750 vs 4,803 sqft); Similar age (1990 vs 1989); Similar lot size (11,040 vs 11,211 sqft)
    $730,632
  • 1543 Mission Springs Dr, Katy, TX 77450
    4,832 sqft | $147/sqft | built 1988 | Similar size (4,832 vs 4,803 sqft); Similar age (1988 vs 1989); Similar lot size (11,554 vs 11,211 sqft)
    $709,728
  • 1558 Mission Springs Dr, Katy, TX 77450
    4,894 sqft | $151/sqft | built 1991 | Similar size (4,894 vs 4,803 sqft); Similar age (1991 vs 1989); Similar lot size (11,040 vs 11,211 sqft)
    $739,717
  • 19927 Stonelodge St, Katy, TX 77450
    4,642 sqft | $151/sqft | built 1988 | Similar size (4,642 vs 4,803 sqft); Similar age (1988 vs 1989); Similar lot size (11,200 vs 11,211 sqft)
    $700,930
  • 19903 Kellicreek Dr, Katy, TX 77450
    4,604 sqft | $149/sqft | built 1990 | Similar size (4,604 vs 4,803 sqft); Similar age (1990 vs 1989); Similar lot size (11,224 vs 11,211 sqft)
    $684,968

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.

  • 1634 Kelliwood Oaks Dr, Katy, TX 77450
    September-23-2026 | 4,448 sqft | $194/sqft | built 1992 | 7% size difference (4,448 sqft); Similar age (1992); Sold after the valuation date
    $865,000
  • 1031 Shillington Dr, Katy, TX 77450
    August-4-2026 | 4,662 sqft | $169/sqft | built 1982 | Similar size (4,662 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $786,000
  • 1166 Barkston Dr, Katy, TX 77450
    May-1-2026 | 4,825 sqft | $156/sqft | built 1988 | Similar size (4,825 sqft); Similar age (1988); Sold after the valuation date
    $755,000
  • 1503 Kelliwood Oaks Dr, Katy, TX 77450
    May-27-2026 | 4,664 sqft | $188/sqft | built 1985 | Similar size (4,664 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $875,000
  • 1534 Mission Springs Dr, Katy, TX 77450
    June-12-2026 | 4,471 sqft | $211/sqft | built 1989 | 7% size difference (4,471 sqft); Similar age (1989); Sold after the valuation date
    $945,000

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.