Harris Value

4618 Santa Sienna Dr, Katy, TX 77493

2,622 sqft, built 2017 Appraised at $393,212 for 2026.

Harris County account 1387070020025

Appraised value
$393,212
Tax year 2026 · after any cap, before exemptions
Living area
2,622 sqft
$150 per sqft
Year built
2017
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 77493, HCAD Appraisal Area 2945.09, 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 2.2% from $384,572 in 2025 to $393,212 in 2026.
  • Appraised value per square footThe current public record shows about $150 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 77493.
  • Neighborhood value signalAmong 208 residential records in the same neighborhood, the average appraised value is about $148 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +0.7% on average.

Comparable assessments

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

  • 23511 Verona River Dr, Katy, TX 77493
    2,621 sqft | $151/sqft | built 2017 | Similar size (2,621 vs 2,622 sqft); Built same year (2017); Similar lot size (7,843 vs 7,807 sqft)
    $394,872
  • 4622 Santa Sienna Dr, Katy, TX 77493
    2,638 sqft | $146/sqft | built 2017 | Similar size (2,638 vs 2,622 sqft); Built same year (2017); Similar lot size (7,803 vs 7,807 sqft)
    $385,323
  • 23543 Verona River Dr, Katy, TX 77493
    2,629 sqft | $152/sqft | built 2018 | Similar size (2,629 vs 2,622 sqft); Similar age (2018 vs 2017); Similar lot size (7,851 vs 7,807 sqft)
    $399,032
  • 23515 Villatora Dr, Katy, TX 77493
    2,632 sqft | $147/sqft | built 2018 | Similar size (2,632 vs 2,622 sqft); Similar age (2018 vs 2017); Similar lot size (7,775 vs 7,807 sqft)
    $387,222
  • 23511 Villatora Dr, Katy, TX 77493
    2,622 sqft | $147/sqft | built 2018 | Similar size (2,622 vs 2,622 sqft); Similar age (2018 vs 2017); Similar lot size (7,890 vs 7,807 sqft)
    $385,113

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.