Harris Value

434 Gammon Dr, Houston, TX 77022

836 sqft, built 1955, in Northside Appraised at $163,457 for 2026.

Harris County account 0800800000012

Appraised value
$163,457
Tax year 2026 · after any cap, before exemptions
Living area
836 sqft
$196 per sqft
Year built
1955
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 77022 and Northside 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 1.5% from $161,000 in 2025 to $163,457 in 2026.
  • Appraised value per square footThe current public record shows about $196 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Northside neighborhood and ZIP 77022.
  • Neighborhood value signalAmong 653 residential records in the same neighborhood, the average appraised value is about $146 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +2.8% on average.

Comparable assessments

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

  • 423 Gammon Dr, Houston, TX 77022
    832 sqft | $193/sqft | built 1954 | Similar size (832 vs 836 sqft); Similar age (1954 vs 1955); Similar lot size (6,900 vs 6,900 sqft)
    $160,949
  • 410 Gammon Dr, Houston, TX 77022
    804 sqft | $177/sqft | built 1955 | Similar size (804 vs 836 sqft); Built same year (1955); Similar lot size (6,960 vs 6,900 sqft)
    $142,031
  • 435 Gammon Dr, Houston, TX 77022
    904 sqft | $184/sqft | built 1955 | 8% larger (904 vs 836 sqft); Built same year (1955); Similar lot size (6,900 vs 6,900 sqft)
    $165,960
  • 426 E Delz Dr, Houston, TX 77022
    912 sqft | $96/sqft | built 1955 | 9% larger (912 vs 836 sqft); Built same year (1955); Similar lot size (6,900 vs 6,900 sqft)
    $87,519
  • 427 Glenburnie Dr, Houston, TX 77022
    924 sqft | $167/sqft | built 1955 | 10% larger (924 vs 836 sqft); Built same year (1955); Similar lot size (6,900 vs 6,900 sqft)
    $154,447

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.

  • 1414 E 32nd 1/2 St, Houston, TX 77022
    September-11-2026 | 874 sqft | $160/sqft | built 1935 | Similar size (874 sqft); Sold after the valuation date
    $140,000
  • 129 Garrotsville St, Houston, TX 77022
    May-22-2026 | 756 sqft | $205/sqft | built 1946 | 10% size difference (756 sqft); Moderate age difference (9 years older); Sold after the valuation date
    $155,000
  • 609 Firnat St, Houston, TX 77022
    April-11-2026 | 840 sqft | $214/sqft | built 1959 | Similar size (840 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $180,000
  • 4208 Europa St, Houston, TX 77022
    March-31-2026 | 800 sqft | $211/sqft | built 1962 | Similar size (800 sqft); Moderate age difference (7 years newer); Sold 2 months after valuation date (weaker timing)
    $169,000
  • 241 Norview Dr, Houston, TX 77022
    June-30-2026 | 1,044 sqft | $216/sqft | built 1955 | Similar age (1955); Sold after the valuation date
    $225,000

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.