Harris Value

523 Seaway Dr, Seabrook, TX 77586

1,704 sqft, built 1965 Appraised at $241,843 for 2026.

Harris County account 0971130000011

Appraised value
$241,843
Tax year 2026 · after any cap, before exemptions
Living area
1,704 sqft
$142 per sqft
Year built
1965
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 77586 and HCAD Appraisal Area 3005.01 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 2.0% from $237,212 in 2025 to $241,843 in 2026.
  • Appraised value per square footThe current public record shows about $142 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 77586.
  • Neighborhood value signalAmong 210 residential records in the same neighborhood, the average appraised value is about $137 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +4.4% on average.

Comparable assessments

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

  • 527 Seaway Dr, Seabrook, TX 77586
    1,670 sqft | $173/sqft | built 1965 | Similar size (1,670 vs 1,704 sqft); Built same year (1965); Similar lot size (8,250 vs 8,250 sqft)
    $289,131
  • 507 Seaway Dr, Seabrook, TX 77586
    1,733 sqft | $140/sqft | built 1964 | Similar size (1,733 vs 1,704 sqft); Similar age (1964 vs 1965); Similar lot size (8,250 vs 8,250 sqft)
    $242,076
  • 719 Bayview Dr, Seabrook, TX 77586
    1,744 sqft | $135/sqft | built 1965 | Similar size (1,744 vs 1,704 sqft); Built same year (1965); Similar lot size (8,260 vs 8,250 sqft)
    $234,800
  • 523 Whitecap Dr, Seabrook, TX 77586
    1,742 sqft | $137/sqft | built 1966 | Similar size (1,742 vs 1,704 sqft); Similar age (1966 vs 1965); Similar lot size (8,580 vs 8,250 sqft)
    $238,952
  • 711 Bayview Dr, Seabrook, TX 77586
    1,846 sqft | $131/sqft | built 1966 | 8% larger (1,846 vs 1,704 sqft); Similar age (1966 vs 1965); Similar lot size (8,260 vs 8,250 sqft)
    $241,165

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.

  • 614 Seaway Dr El Lago, TX 77586
    August-27-2026 | 1,783 sqft | $168/sqft | built 1974 | Similar size (1,783 sqft); Moderate age difference (9 years newer); Sold after the valuation date
    $299,800
  • 4514 Albatross Dr, Seabrook, TX 77586
    September-3-2026 | 1,690 sqft | $148/sqft | built 1979 | Similar size (1,690 sqft); Sold after the valuation date
    $249,500
  • 5114 Oleander St, Seabrook, TX 77586
    July-15-2026 | 1,650 sqft | $188/sqft | built 1978 | Similar size (1,650 sqft); Sold after the valuation date
    $310,000
  • 1840 El Mar Ln, Seabrook, TX 77586
    September-18-2026 | 1,464 sqft | $164/sqft | built 1965 | 14% size difference (1,464 sqft); Similar age (1965); Sold after the valuation date
    $240,000
  • 534 Bayview Dr El Lago, TX 77586
    August-27-2026 | 1,988 sqft | $121/sqft | built 1968 | Similar age (1968); Sold after the valuation date
    $239,900

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.