Harris Value

12807 Knollcrest St, Houston, TX 77015

1,238 sqft, built 1965, in Hidden Forest Appraised at $151,339 for 2026.

Harris County account 0921000000016

Appraised value
$151,339
Tax year 2026 · after any cap, before exemptions
Living area
1,238 sqft
$122 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 77015 and Hidden Forest 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 decreased 17.3% from $182,955 in 2025 to $151,339 in 2026.
  • Appraised value per square footThe current public record shows about $122 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Hidden Forest neighborhood and ZIP 77015.
  • Neighborhood value signalAmong 228 residential records in the same neighborhood, the average appraised value is about $122 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -14.4% on average.

Comparable assessments

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

  • 755 Grand Oaks Dr, Houston, TX 77015
    1,251 sqft | $121/sqft | built 1965 | Similar size (1,251 vs 1,238 sqft); Built same year (1965); Similar lot size (7,114 vs 7,679 sqft)
    $151,161
  • 627 Grand Oaks Dr, Houston, TX 77015
    1,278 sqft | $120/sqft | built 1962 | Similar size (1,278 vs 1,238 sqft); Similar age (1962 vs 1965); Similar lot size (7,800 vs 7,679 sqft)
    $153,984
  • 847 Grand Oaks Dr, Houston, TX 77015
    1,260 sqft | $122/sqft | built 1968 | Similar size (1,260 vs 1,238 sqft); Similar age (1968 vs 1965); Similar lot size (7,320 vs 7,679 sqft)
    $153,605
  • 703 Fawn Ct, Houston, TX 77015
    1,307 sqft | $129/sqft | built 1965 | 6% larger (1,307 vs 1,238 sqft); Built same year (1965); Similar lot size (7,800 vs 7,679 sqft)
    $168,895
  • 12815 Emporia St, Houston, TX 77015
    1,287 sqft | $129/sqft | built 1965 | Similar size (1,287 vs 1,238 sqft); Built same year (1965); Similar lot size (8,200 vs 7,679 sqft)
    $165,566

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.

  • 14339 Foxford Way, Houston, TX 77015
    September-18-2026 | 1,360 sqft | $154/sqft | built 1967 | 10% size difference (1,360 sqft); Similar age (1967); Sold after the valuation date
    $209,900
  • 13106 Force St, Houston, TX 77015
    August-24-2026 | 1,268 sqft | $177/sqft | built 1955 | Similar size (1,268 sqft); Moderate age difference (10 years older); Sold after the valuation date
    $224,900
  • 12810 Indianapolis St, Houston, TX 77015
    July-14-2026 | 1,346 sqft | $158/sqft | built 1965 | 9% size difference (1,346 sqft); Similar age (1965); Sold after the valuation date
    $212,000
  • 14107 Waterville Way, Houston, TX 77015
    June-12-2026 | 1,330 sqft | $150/sqft | built 1971 | 7% size difference (1,330 sqft); Moderate age difference (6 years newer); Sold after the valuation date
    $200,000
  • 13307 Joliet St, Houston, TX 77015
    July-27-2026 | 1,206 sqft | $174/sqft | built 1952 | Similar size (1,206 sqft); Sold after the valuation date
    $209,990

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.