Harris Value

12803 Tosca Ln, Houston, TX 77024

2,021 sqft, built 1957, in Memorial Appraised at $898,788 for 2026.

Harris County account 0843260000010

Appraised value
$898,788
Tax year 2026 · after any cap, before exemptions
Market value
$958,763
Living area
2,021 sqft
$445 per sqft
Year built
1957
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 77024, Memorial, and Memorial 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 $817,080 in 2025 to $898,788 in 2026.
  • Appraised value per square footThe current public record shows about $445 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $59,975 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Memorial neighborhood and ZIP 77024.
  • Neighborhood value signalAmong 148 residential records in the same neighborhood, the average appraised value is about $376 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +12.4% on average.

Comparable assessments

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

  • 451 Faust Ln, Houston, TX 77024
    1,980 sqft | $412/sqft | built 1956 | Similar size (1,980 vs 2,021 sqft); Similar age (1956 vs 1957); Similar lot size (8,858 vs 9,066 sqft)
    $815,526
  • 12814 Butterfly Ln, Houston, TX 77024
    1,988 sqft | $412/sqft | built 1957 | Similar size (1,988 vs 2,021 sqft); Built same year (1957); Similar lot size (9,143 vs 9,066 sqft)
    $819,168
  • 12818 Hansel Ln, Houston, TX 77024
    2,109 sqft | $264/sqft | built 1956 | Similar size (2,109 vs 2,021 sqft); Similar age (1956 vs 1957); Similar lot size (9,120 vs 9,066 sqft)
    $557,568
  • 407 Mignon Ln, Houston, TX 77024
    1,834 sqft | $396/sqft | built 1956 | 9% smaller (1,834 vs 2,021 sqft); Similar age (1956 vs 1957); Similar lot size (8,880 vs 9,066 sqft)
    $726,000
  • 12810 Butterfly Ln, Houston, TX 77024
    2,069 sqft | $387/sqft | built 1957 | Similar size (2,069 vs 2,021 sqft); Built same year (1957); Similar lot size (9,534 vs 9,066 sqft)
    $801,405

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.

  • 442 Mignon Ln, Houston, TX 77024
    September-14-2026 | 2,187 sqft | $400/sqft | built 1956 | 8% size difference (2,187 sqft); Similar age (1956); Sold after the valuation date
    $875,000
  • 12502 Queensbury Ln, Houston, TX 77024
    August-24-2026 | 2,013 sqft | $432/sqft | built 1967 | Similar size (2,013 sqft); Moderate age difference (10 years newer); Sold after the valuation date
    $870,000
  • 12515 Queensbury Ln, Houston, TX 77024
    August-28-2026 | 2,056 sqft | $511/sqft | built 1962 | Similar size (2,056 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $1,050,000
  • 12502 Pinerock Ln, Houston, TX 77024
    June-26-2026 | 2,013 sqft | $546/sqft | built 1966 | Similar size (2,013 sqft); Moderate age difference (9 years newer); Sold after the valuation date
    $1,100,000
  • 12815 Traviata Dr, Houston, TX 77024
    June-15-2026 | 1,826 sqft | $436/sqft | built 1956 | 10% size difference (1,826 sqft); Similar age (1956); Sold after the valuation date
    $797,000

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.