Harris Value

18235 Drum Heller Ln, Tomball, TX 77377

1,628 sqft, built 1996, in Westbourne Appraised at $267,279 for 2026.

Harris County account 1159820030002

Appraised value
$267,279
Tax year 2026 · after any cap, before exemptions
Living area
1,628 sqft
$164 per sqft
Year built
1996
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 77377 and Westbourne 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 1.8% from $262,619 in 2025 to $267,279 in 2026.
  • Appraised value per square footThe current public record shows about $164 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Westbourne neighborhood and ZIP 77377.
  • Neighborhood value signalAmong 767 residential records in the same neighborhood, the average appraised value is about $175 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +4.7% on average.

Comparable assessments

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

  • 18203 Lundar Ln, Tomball, TX 77377
    1,632 sqft | $182/sqft | built 1998 | Similar size (1,632 vs 1,628 sqft); Similar age (1998 vs 1996); Similar lot size (6,380 vs 6,581 sqft)
    $296,333
  • 12202 Innisfall Cir, Tomball, TX 77377
    1,590 sqft | $169/sqft | built 1997 | Similar size (1,590 vs 1,628 sqft); Similar age (1997 vs 1996); Similar lot size (6,691 vs 6,581 sqft)
    $268,390
  • 18126 Almonte Ln, Tomball, TX 77377
    1,632 sqft | $170/sqft | built 2000 | Similar size (1,632 vs 1,628 sqft); Similar age (2000 vs 1996); Similar lot size (6,743 vs 6,581 sqft)
    $277,719
  • 18126 Gravenhurst Ln, Tomball, TX 77377
    1,562 sqft | $177/sqft | built 1996 | Similar size (1,562 vs 1,628 sqft); Built same year (1996); Similar lot size (6,659 vs 6,581 sqft)
    $275,850
  • 18103 Westlock Ct, Tomball, TX 77377
    1,582 sqft | $179/sqft | built 1995 | Similar size (1,582 vs 1,628 sqft); Similar age (1995 vs 1996); Similar lot size (6,730 vs 6,581 sqft)
    $283,261

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.