Harris Value

1503 Mirror Lake Dr, Seabrook, TX 77586

2,105 sqft, built 1970 Appraised at $283,869 for 2026.

Harris County account 0971120000007

Appraised value
$283,869
Tax year 2026 · after any cap, before exemptions
Market value
$285,127
Living area
2,105 sqft
$135 per sqft
Year built
1970
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 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 10.0% from $258,063 in 2025 to $283,869 in 2026.
  • Appraised value per square footThe current public record shows about $135 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $1,258 above the appraised value used on this page.
  • 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.

  • 707 Bayview Dr, Seabrook, TX 77586
    2,160 sqft | $133/sqft | built 1972 | Similar size (2,160 vs 2,105 sqft); Similar age (1972 vs 1970); Similar lot size (8,260 vs 8,250 sqft)
    $287,087
  • 1507 Mirror Lake Dr, Seabrook, TX 77586
    2,121 sqft | $118/sqft | built 1966 | Similar size (2,121 vs 2,105 sqft); Similar age (1966 vs 1970); Similar lot size (8,349 vs 8,250 sqft)
    $250,769
  • 530 Bayview Dr, Seabrook, TX 77586
    2,094 sqft | $126/sqft | built 1968 | Similar size (2,094 vs 2,105 sqft); Similar age (1968 vs 1970); Similar lot size (8,700 vs 8,250 sqft)
    $263,136
  • 607 Whitecap Dr, Seabrook, TX 77586
    2,118 sqft | $121/sqft | built 1966 | Similar size (2,118 vs 2,105 sqft); Similar age (1966 vs 1970); Similar lot size (8,580 vs 8,250 sqft)
    $255,747
  • 510 Bayview Dr, Seabrook, TX 77586
    2,150 sqft | $123/sqft | built 1966 | Similar size (2,150 vs 2,105 sqft); Similar age (1966 vs 1970); Similar lot size (8,092 vs 8,250 sqft)
    $264,418

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.

  • 518 Whitecap Dr El Lago, TX 77586
    September-1-2026 | 2,047 sqft | $170/sqft | built 1966 | Similar size (2,047 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $349,000
  • 534 Bayview Dr El Lago, TX 77586
    August-27-2026 | 1,988 sqft | $121/sqft | built 1968 | 6% size difference (1,988 sqft); Similar age (1968); Sold after the valuation date
    $239,900
  • 4106 Bayou Grove Dr, Seabrook, TX 77586
    August-28-2026 | 2,286 sqft | $162/sqft | built 1967 | 9% size difference (2,286 sqft); Similar age (1967); Sold after the valuation date
    $369,900
  • 4019 Long Grove Dr, Seabrook, TX 77586
    May-14-2026 | 2,132 sqft | $150/sqft | built 1968 | Similar size (2,132 sqft); Similar age (1968); Sold after the valuation date
    $319,000
  • 1422 Cedarbrook Ct, Seabrook, TX 77586
    July-2-2026 | 2,032 sqft | $123/sqft | built 1963 | Similar size (2,032 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $249,500

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.