Harris Value

422 Gammon Dr, Houston, TX 77022

1,111 sqft, built 1956, in Northside Appraised at $204,436 for 2026.

Harris County account 0800800000009

Appraised value
$204,436
Tax year 2026 · after any cap, before exemptions
Living area
1,111 sqft
$184 per sqft
Year built
1956
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 decreased 3.5% from $211,897 in 2025 to $204,436 in 2026.
  • Appraised value per square footThe current public record shows about $184 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.

  • 511 E Janisch Rd, Houston, TX 77022
    1,130 sqft | $214/sqft | built 1956 | Similar size (1,130 vs 1,111 sqft); Built same year (1956); Similar lot size (7,345 vs 6,900 sqft)
    $241,394
  • 219 E Janisch Rd, Houston, TX 77022
    1,117 sqft | $266/sqft | built 1955 | Similar size (1,117 vs 1,111 sqft); Similar age (1955 vs 1956); Lot 13% larger (7,800 vs 6,900 sqft)
    $297,371
  • 306 E Janisch Rd, Houston, TX 77022
    1,134 sqft | $150/sqft | built 1956 | Similar size (1,134 vs 1,111 sqft); Built same year (1956); Similar lot size (7,200 vs 6,900 sqft)
    $170,500
  • 415 Gammon Dr, Houston, TX 77022
    1,080 sqft | $167/sqft | built 1956 | Similar size (1,080 vs 1,111 sqft); Built same year (1956); Similar lot size (6,900 vs 6,900 sqft)
    $180,259
  • 355 E Delz Dr, Houston, TX 77022
    1,118 sqft | $154/sqft | built 1954 | Similar size (1,118 vs 1,111 sqft); Similar age (1954 vs 1956); Similar lot size (6,768 vs 6,900 sqft)
    $171,924

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.

  • 807 E 43rd St, Houston, TX 77022
    August-18-2026 | 1,215 sqft | $164/sqft | built 1957 | 9% size difference (1,215 sqft); Similar age (1957); Sold after the valuation date
    $199,000
  • 241 Norview Dr, Houston, TX 77022
    June-30-2026 | 1,044 sqft | $216/sqft | built 1955 | 6% size difference (1,044 sqft); Similar age (1955); Sold after the valuation date
    $225,000
  • 219 E Janisch Rd, Houston, TX 77022
    May-11-2026 | 1,117 sqft | $194/sqft | built 1955 | Similar size (1,117 sqft); Similar age (1955); Sold after the valuation date
    $216,888
  • 615 Glenburnie Dr, Houston, TX 77022
    August-28-2026 | 1,324 sqft | $105/sqft | built 1956 | Similar age (1956); Sold after the valuation date
    $139,000
  • 606 E 42nd St, Houston, TX 77022
    July-13-2026 | 1,168 sqft | $128/sqft | built 1945 | 5% size difference (1,168 sqft); Sold after the valuation date
    $149,000

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.