Harris Value

17918 Kathywood Dr, Tomball, TX 77377

3,159 sqft, built 2012 Appraised at $581,669 for 2026.

Harris County account 1321230020011

Appraised value
$581,669
Tax year 2026 · after any cap, before exemptions
Market value
$593,713
Living area
3,159 sqft
$184 per sqft
Year built
2012
Good 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 77377 and HCAD Appraisal Area 2603.11 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 $528,790 in 2025 to $581,669 in 2026.
  • Appraised value per square footThe current public record shows about $184 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $12,044 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 77377.
  • Neighborhood value signalAmong 161 residential records in the same neighborhood, the average appraised value is about $176 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +9.4% on average.

Comparable assessments

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

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.

  • 12802 Mossy Ledge Dr, Tomball, TX 77377
    September-25-2026 | 3,239 sqft | $147/sqft | built 2003 | Similar size (3,239 sqft); Moderate age difference (9 years older); Sold after the valuation date
    $475,000
  • 11431 Little Orchard Ct, Tomball, TX 77377
    July-22-2026 | 3,062 sqft | $139/sqft | built 2003 | Similar size (3,062 sqft); Moderate age difference (9 years older); Sold after the valuation date
    $424,500
  • 19307 Sun River Ln, Tomball, TX 77377
    August-21-2026 | 3,036 sqft | $140/sqft | built 1998 | Similar size (3,036 sqft); Sold after the valuation date
    $425,000
  • 18714 Bridle Grove Ct, Tomball, TX 77377
    July-31-2026 | 2,834 sqft | $168/sqft | built 2013 | 10% size difference (2,834 sqft); Similar age (2013); Sold after the valuation date
    $475,000
  • 13226 Spurlin Meadow Dr, Tomball, TX 77377
    May-18-2026 | 3,134 sqft | $148/sqft | built 2014 | Similar size (3,134 sqft); Similar age (2014); Sold after the valuation date
    $465,000

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.