Harris Value

20607 Shore Castle Ct, Katy, TX 77450

5,416 sqft, built 1992, in Kelliwood Lakes Appraised at $849,966 for 2026.

Harris County account 1173950050011

Appraised value
$849,966
Tax year 2026 · after any cap, before exemptions
Market value
$870,785
Living area
5,416 sqft
$157 per sqft
Year built
1992
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 Lakes, 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 $772,697 in 2025 to $849,966 in 2026.
  • Appraised value per square footThe current public record shows about $157 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $20,819 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Kelliwood Lakes neighborhood and ZIP 77450.
  • Neighborhood value signalAmong 83 residential records in the same neighborhood, the average appraised value is about $149 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +5.0% on average.

Comparable assessments

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

  • 20603 Hidden Shore Cir, Katy, TX 77450
    5,349 sqft | $157/sqft | built 1992 | Similar size (5,349 vs 5,416 sqft); Built same year (1992); Similar lot size (13,290 vs 13,981 sqft)
    $838,447
  • 2403 Hidden Shore Dr, Katy, TX 77450
    5,312 sqft | $159/sqft | built 1996 | Similar size (5,312 vs 5,416 sqft); Similar age (1996 vs 1992); Similar lot size (14,902 vs 13,981 sqft)
    $844,004
  • 20703 Fairwater Dr, Katy, TX 77450
    5,174 sqft | $151/sqft | built 1992 | Similar size (5,174 vs 5,416 sqft); Built same year (1992); Similar lot size (12,991 vs 13,981 sqft)
    $782,680
  • 20723 Fairwater Dr, Katy, TX 77450
    5,423 sqft | $143/sqft | built 1993 | Similar size (5,423 vs 5,416 sqft); Similar age (1993 vs 1992); Similar lot size (15,374 vs 13,981 sqft)
    $775,344
  • 20702 Teal Point Dr, Katy, TX 77450
    4,985 sqft | $150/sqft | built 1992 | 8% smaller (4,985 vs 5,416 sqft); Built same year (1992); Similar lot size (13,473 vs 13,981 sqft)
    $750,098

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.

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.