Harris Value

438 Lost Rock Dr, Webster, TX 77598

1,982 sqft, built 1981, in Clear Lake Appraised at $264,889 for 2026.

Harris County account 1141340090009

Appraised value
$264,889
Tax year 2026 · after any cap, before exemptions
Living area
1,982 sqft
$134 per sqft
Year built
1981
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 77598 and Clear Lake 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 11.4% from $299,034 in 2025 to $264,889 in 2026.
  • Appraised value per square footThe current public record shows about $134 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Clear Lake neighborhood and ZIP 77598.
  • Neighborhood value signalAmong 909 residential records in the same neighborhood, the average appraised value is about $154 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -7.5% on average.

Comparable assessments

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

  • 358 Elder Vista Dr, Webster, TX 77598
    1,989 sqft | $127/sqft | built 1983 | Similar size (1,989 vs 1,982 sqft); Similar age (1983 vs 1981); Similar lot size (7,194 vs 7,150 sqft)
    $253,195
  • 334 Elder Vista Dr, Webster, TX 77598
    1,989 sqft | $128/sqft | built 1983 | Similar size (1,989 vs 1,982 sqft); Similar age (1983 vs 1981); Similar lot size (7,095 vs 7,150 sqft)
    $253,893
  • 15935 Windom Dr, Webster, TX 77598
    1,989 sqft | $135/sqft | built 1983 | Similar size (1,989 vs 1,982 sqft); Similar age (1983 vs 1981); Similar lot size (7,200 vs 7,150 sqft)
    $268,089
  • 451 El Toro Ln, Webster, TX 77598
    2,002 sqft | $132/sqft | built 1983 | Similar size (2,002 vs 1,982 sqft); Similar age (1983 vs 1981); Similar lot size (7,150 vs 7,150 sqft)
    $263,591
  • 311 Lost Rock Dr, Webster, TX 77598
    1,989 sqft | $128/sqft | built 1983 | Similar size (1,989 vs 1,982 sqft); Similar age (1983 vs 1981); Similar lot size (7,245 vs 7,150 sqft)
    $254,028

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.

  • 15818 Castorglen Dr, Webster, TX 77598
    August-31-2026 | 1,693 sqft | $154/sqft | built 1983 | 15% size difference (1,693 sqft); Similar age (1983); Sold after the valuation date
    $260,000
  • 2818 New England Ct, Webster, TX 77598
    May-18-2026 | 1,917 sqft | $156/sqft | built 1976 | Similar size (1,917 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $300,000
  • 17234 Heritage Bay Dr, Webster, TX 77598
    September-8-2026 | 1,712 sqft | $134/sqft | built 1975 | 14% size difference (1,712 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $230,000
  • 17614 Heritage Bay Dr, Webster, TX 77598
    May-22-2026 | 1,870 sqft | $152/sqft | built 1976 | 6% size difference (1,870 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $285,000
  • 406 McConn Ct, Webster, TX 77598
    June-10-2026 | 1,764 sqft | $145/sqft | built 1978 | 11% size difference (1,764 sqft); Similar age (1978); Sold after the valuation date
    $255,000

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.