Harris Value

9823 Knoboak Dr, Houston, TX 77080

3,174 sqft, built 1970, in Spring Branch North Appraised at $635,338 for 2026.

Harris County account 1011300000004

Appraised value
$635,338
Tax year 2026 · after any cap, before exemptions
Living area
3,174 sqft
$200 per sqft
Year built
1970
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 77080 and Spring Branch North 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 7.2% from $592,637 in 2025 to $635,338 in 2026.
  • Appraised value per square footThe current public record shows about $200 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Spring Branch North neighborhood and ZIP 77080.
  • Neighborhood value signalAmong 499 residential records in the same neighborhood, the average appraised value is about $209 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +5.3% on average.

Comparable assessments

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

  • 9911 Vogue Ln, Houston, TX 77080
    3,067 sqft | $163/sqft | built 1968 | Similar size (3,067 vs 3,174 sqft); Similar age (1968 vs 1970); Similar lot size (8,883 vs 8,800 sqft)
    $500,627
  • 9830 Canoga Ln, Houston, TX 77080
    3,277 sqft | $233/sqft | built 1970 | Similar size (3,277 vs 3,174 sqft); Built same year (1970); Similar lot size (8,800 vs 8,800 sqft)
    $763,400
  • 2406 Rosefield Dr, Houston, TX 77080
    2,994 sqft | $206/sqft | built 1968 | 6% smaller (2,994 vs 3,174 sqft); Similar age (1968 vs 1970); Similar lot size (8,800 vs 8,800 sqft)
    $618,160
  • 9823 Emnora Ln, Houston, TX 77080
    2,841 sqft | $202/sqft | built 1968 | 10% smaller (2,841 vs 3,174 sqft); Similar age (1968 vs 1970); Similar lot size (8,800 vs 8,800 sqft)
    $574,200
  • 9710 Truscon Dr, Houston, TX 77080
    2,831 sqft | $260/sqft | built 1972 | 11% smaller (2,831 vs 3,174 sqft); Similar age (1972 vs 1970); Similar lot size (8,957 vs 8,800 sqft)
    $735,217

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.

  • 10043 Briarwild Ln, Houston, TX 77080
    July-2-2026 | 3,060 sqft | $310/sqft | built 1963 | Similar size (3,060 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $949,900
  • 10002 Springwood Forest Dr, Houston, TX 77080
    July-10-2026 | 3,064 sqft | $228/sqft | built 1968 | Similar size (3,064 sqft); Similar age (1968); Sold after the valuation date
    $699,900
  • 10067 Briarwild Ln, Houston, TX 77080
    August-14-2026 | 2,722 sqft | $212/sqft | built 1963 | 14% size difference (2,722 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $575,900
  • 2206 Rosefield Dr, Houston, TX 77080
    August-24-2026 | 2,249 sqft | $177/sqft | built 1970 | Similar age (1970); Sold after the valuation date
    $399,000
  • 2622 Hollow Hook Rd, Houston, TX 77080
    August-25-2026 | 2,310 sqft | $206/sqft | built 1967 | Similar age (1967); Sold after the valuation date
    $475,000

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.