Harris Value

12403 Washington Way, Tomball, TX 77375

2,924 sqft, built 2023 Appraised at $547,285 for 2026.

Harris County account 1454600010018

Appraised value
$547,285
Tax year 2026 · after any cap, before exemptions
Living area
2,924 sqft
$187 per sqft
Year built
2023
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 77375 and HCAD Appraisal Area 2554.21 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 14.9% from $476,167 in 2025 to $547,285 in 2026.
  • Appraised value per square footThe current public record shows about $187 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 77375.
  • Neighborhood value signalAmong 58 residential records in the same neighborhood, the average appraised value is about $194 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +15.4% 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.

  • 10 Log House Ct, Tomball, TX 77375
    September-28-2026 | 2,848 sqft | $228/sqft | built 2015 | Similar size (2,848 sqft); Moderate age difference (8 years older); Sold after the valuation date
    $650,000
  • 38 Madrone Terrace Pl, Tomball, TX 77375
    September-30-2026 | 2,964 sqft | $245/sqft | built 2018 | Similar size (2,964 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $725,000
  • 15 Pioneer Canyon Pl, Tomball, TX 77375
    September-11-2026 | 2,894 sqft | $218/sqft | built 2019 | Similar size (2,894 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $629,999
  • 21007 Courtly Manner Ct, Tomball, TX 77375
    June-15-2026 | 2,715 sqft | $179/sqft | built 2015 | 7% size difference (2,715 sqft); Moderate age difference (8 years older); Sold after the valuation date
    $485,000
  • 12423 Washington Way, Tomball, TX 77375
    August-7-2026 | 2,924 sqft | $176/sqft | built 2022 | Similar size (2,924 sqft); Similar age (2022); Sold after the valuation date
    $515,000

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.