Harris Value

18906 Robin Ln, Tomball, TX 77377

2,500 sqft, built 1984, in Rosewood Hill Appraised at $534,231 for 2026.

Harris County account 1135010000104

Appraised value
$534,231
Tax year 2026 · after any cap, before exemptions
Market value
$536,069
Living area
2,500 sqft
$214 per sqft
Year built
1984
Average 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 Rosewood Hill 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 $485,665 in 2025 to $534,231 in 2026.
  • Appraised value per square footThe current public record shows about $214 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $1,838 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Rosewood Hill neighborhood and ZIP 77377.
  • Neighborhood value signalAmong 287 residential records in the same neighborhood, the average appraised value is about $203 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +10.0% on average.

Comparable assessments

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

  • 22915 Rosehollow Trl, Tomball, TX 77377
    2,407 sqft | $258/sqft | built 1988 | Similar size (2,407 vs 2,500 sqft); Similar age (1988 vs 1984); Similar lot size (43,560 vs 43,695 sqft)
    $620,045
  • 18815 N Roselake Dr, Tomball, TX 77377
    2,420 sqft | $381/sqft | built 1994 | Similar size (2,420 vs 2,500 sqft); Similar lot size (42,349 vs 43,695 sqft); Same quality (Average)
    $922,909
  • 18706 Mockingbird Ln, Tomball, TX 77377
    2,718 sqft | $207/sqft | built 1979 | 9% larger (2,718 vs 2,500 sqft); Similar age (1979 vs 1984); Similar lot size (44,640 vs 43,695 sqft)
    $562,794
  • 18927 Meadow Ln, Tomball, TX 77377
    2,289 sqft | $216/sqft | built 1983 | 8% smaller (2,289 vs 2,500 sqft); Similar age (1983 vs 1984); Similar lot size (43,229 vs 43,695 sqft)
    $494,850
  • 18911 Meadow Ln, Tomball, TX 77377
    2,514 sqft | $203/sqft | built 1989 | Similar size (2,514 vs 2,500 sqft); Similar age (1989 vs 1984); Similar lot size (40,890 vs 43,695 sqft)
    $509,433

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.

  • 15411 Lago Villa Dr, Tomball, TX 77377
    July-10-2026 | 2,465 sqft | $117/sqft | built 1983 | Similar size (2,465 sqft); Similar age (1983); Sold after the valuation date
    $289,000
  • 15702 Gilbertyn Dr, Tomball, TX 77377
    August-17-2026 | 2,346 sqft | $139/sqft | built 1980 | 6% size difference (2,346 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $325,000
  • 16031 Willowpark Dr, Tomball, TX 77377
    July-2-2026 | 2,520 sqft | $154/sqft | built 1991 | Similar size (2,520 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $389,000
  • 19602 Robeck St, Tomball, TX 77377
    July-15-2026 | 2,599 sqft | $262/sqft | built 1992 | Similar size (2,599 sqft); Moderate age difference (8 years newer); Sold after the valuation date
    $679,900
  • 12530 Hammersmith Dr, Tomball, TX 77377
    August-17-2026 | 2,401 sqft | $154/sqft | built 1994 | Similar size (2,401 sqft); Moderate age difference (10 years newer); Sold after the valuation date
    $369,500

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.