Harris Value

603 Foster St, Tomball, TX 77375

1,292 sqft, built 2019 Appraised at $308,504 for 2026.

Harris County account 1226800000001

Appraised value
$308,504
Tax year 2026 · after any cap, before exemptions
Living area
1,292 sqft
$239 per sqft
Year built
2019
Average 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 2593.06 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 decreased 4.8% from $323,959 in 2025 to $308,504 in 2026.
  • Appraised value per square footThe current public record shows about $239 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 480 residential records in the same neighborhood, the average appraised value is about $196 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +0.5% on average.

Comparable assessments

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

  • 509 Hospital St, Tomball, TX 77375
    1,351 sqft | $226/sqft | built 2019 | Similar size (1,351 vs 1,292 sqft); Built same year (2019); Similar lot size (9,850 vs 10,500 sqft)
    $305,016
  • 628 Foster St, Tomball, TX 77375
    1,200 sqft | $135/sqft | built 2016 | 7% smaller (1,200 vs 1,292 sqft); Similar age (2016 vs 2019); Same quality (Average)
    $162,453
  • 0 Carrell St, Tomball, TX 77375
    1,373 sqft | $215/sqft | built 2019 | 6% larger (1,373 vs 1,292 sqft); Built same year (2019); Lot 11% smaller (9,304 vs 10,500 sqft)
    $295,330
  • 609 Hicks St, Tomball, TX 77375
    1,443 sqft | $197/sqft | built 2013 | 12% larger (1,443 vs 1,292 sqft); Similar lot size (10,500 vs 10,500 sqft); Same quality (Average)
    $284,436
  • 422 Carrell St, Tomball, TX 77375
    1,398 sqft | $223/sqft | built 2021 | 8% larger (1,398 vs 1,292 sqft); Similar age (2021 vs 2019); Lot 14% smaller (9,018 vs 10,500 sqft)
    $311,982

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.