Harris Value

18814 N Roselake Dr, Tomball, TX 77377

1,946 sqft, built 1980, in Rosewood Hill Appraised at $469,235 for 2026.

Harris County account 1117810000026

Appraised value
$469,235
Tax year 2026 · after any cap, before exemptions
Market value
$472,551
Living area
1,946 sqft
$241 per sqft
Year built
1980
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 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 $426,578 in 2025 to $469,235 in 2026.
  • Appraised value per square footThe current public record shows about $241 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $3,316 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.

  • 22027 Rosewood Trl, Tomball, TX 77377
    2,046 sqft | $202/sqft | built 1978 | 5% larger (2,046 vs 1,946 sqft); Similar age (1978 vs 1980); Similar lot size (33,750 vs 35,000 sqft)
    $414,055
  • 18902 Grosbeak Ln, Tomball, TX 77377
    1,983 sqft | $261/sqft | built 1983 | Similar size (1,983 vs 1,946 sqft); Similar age (1983 vs 1980); Lot 16% larger (40,458 vs 35,000 sqft)
    $518,298
  • 22906 Wren Ln, Tomball, TX 77377
    2,189 sqft | $232/sqft | built 1989 | 12% larger (2,189 vs 1,946 sqft); Similar lot size (35,719 vs 35,000 sqft); Same quality (Good)
    $508,805
  • 22502 Rosewood Trl, Tomball, TX 77377
    2,155 sqft | $214/sqft | built 1991 | 11% larger (2,155 vs 1,946 sqft); Similar lot size (33,916 vs 35,000 sqft); Same quality (Good)
    $462,198
  • 18807 Hilltop Ln, Tomball, TX 77377
    2,342 sqft | $213/sqft | built 1980 | Built same year (1980); Similar lot size (35,000 vs 35,000 sqft); Same quality (Good)
    $498,650

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.

  • 22923 Tomball Cemetery Rd, TX 77377
    September-21-2026 | 1,894 sqft | $224/sqft | built 1975 | Similar size (1,894 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $425,000
  • 22907 Rosehollow Trl, Tomball, TX 77377
    April-9-2026 | 2,113 sqft | $175/sqft | built 1984 | 9% size difference (2,113 sqft); Moderate age difference (4 years newer)
    $370,000
  • 18602 Tanager Ln, Tomball, TX 77377
    July-13-2026 | 2,057 sqft | $306/sqft | built 1985 | 6% size difference (2,057 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $628,500
  • 18902 Misty Ln, Tomball, TX 77377
    May-29-2026 | 1,783 sqft | $233/sqft | built 1981 | 8% size difference (1,783 sqft); Similar age (1981); Sold after the valuation date
    $415,000
  • 12215 Cardston Ct, Tomball, TX 77377
    September-25-2026 | 1,671 sqft | $141/sqft | built 1985 | 14% size difference (1,671 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $235,000

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.