Harris Value

10427 Altonbury Ln, Houston, TX 77031

2,424 sqft, built 1967 Appraised at $371,980 for 2026.

Harris County account 0730210030008

Appraised value
$371,980
Tax year 2026 · after any cap, before exemptions
Market value
$749,518
Living area
2,424 sqft
$153 per sqft
Year built
1967
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 77031 and HCAD Appraisal Area 7469.02 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 $338,164 in 2025 to $371,980 in 2026.
  • Appraised value per square footThe current public record shows about $153 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $377,538 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 77031.
  • Neighborhood value signalAmong 60 residential records in the same neighborhood, the average appraised value is about $304 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +10.3% on average.

Comparable assessments

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

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.

  • 9319 Longstaff Dr, Houston, TX 77031
    July-22-2026 | 2,376 sqft | $139/sqft | built 1972 | Similar size (2,376 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $330,000
  • 12314 Shaftsbury Dr, Houston, TX 77031
    July-28-2026 | 2,379 sqft | $122/sqft | built 1975 | Similar size (2,379 sqft); Moderate age difference (8 years newer); Sold after the valuation date
    $290,000
  • 8810 Covent Garden St, Houston, TX 77031
    August-10-2026 | 2,320 sqft | $132/sqft | built 1974 | Similar size (2,320 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $307,000
  • 12203 Wrenthorpe Dr, Houston, TX 77031
    August-4-2026 | 2,630 sqft | $129/sqft | built 1975 | 8% size difference (2,630 sqft); Moderate age difference (8 years newer); Sold after the valuation date
    $339,900
  • 8819 Covent Garden St, Houston, TX 77031
    September-25-2026 | 2,053 sqft | $144/sqft | built 1974 | Moderate age difference (7 years newer); Sold after the valuation date
    $295,000

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.