Harris Value

4710 Marietta Ln, Houston, TX 77021

1,508 sqft, built 1950, in South Side Appraised at $163,647 for 2026.

Harris County account 0611390320003

Appraised value
$163,647
Tax year 2026 · after any cap, before exemptions
Living area
1,508 sqft
$109 per sqft
Year built
1950
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 77021 and South Side 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 8.6% from $179,059 in 2025 to $163,647 in 2026.
  • Appraised value per square footThe current public record shows about $109 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the South Side neighborhood and ZIP 77021.
  • Neighborhood value signalAmong 574 residential records in the same neighborhood, the average appraised value is about $138 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +4.5% on average.

Comparable assessments

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

  • 4922 Culmore Dr, Houston, TX 77021
    1,542 sqft | $105/sqft | built 1950 | Similar size (1,542 vs 1,508 sqft); Built same year (1950); Similar lot size (6,780 vs 6,782 sqft)
    $161,491
  • 4823 Ventura Ln, Houston, TX 77021
    1,514 sqft | $109/sqft | built 1950 | Similar size (1,514 vs 1,508 sqft); Built same year (1950); Similar lot size (6,900 vs 6,782 sqft)
    $165,471
  • 4723 Arvilla Ln, Houston, TX 77021
    1,514 sqft | $74/sqft | built 1950 | Similar size (1,514 vs 1,508 sqft); Built same year (1950); Similar lot size (6,937 vs 6,782 sqft)
    $112,391
  • 5002 Ventura Ln, Houston, TX 77021
    1,571 sqft | $116/sqft | built 1950 | Similar size (1,571 vs 1,508 sqft); Built same year (1950); Similar lot size (6,848 vs 6,782 sqft)
    $181,728
  • 4922 Gammage St, Houston, TX 77021
    1,523 sqft | $110/sqft | built 1954 | Similar size (1,523 vs 1,508 sqft); Similar age (1954 vs 1950); Similar lot size (6,840 vs 6,782 sqft)
    $166,923

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.

  • 7019 Sherwood Dr, Houston, TX 77021
    September-22-2026 | 1,532 sqft | $75/sqft | built 1950 | Similar size (1,532 sqft); Similar age (1950); Sold after the valuation date
    $114,900
  • 4935 Enyart St, Houston, TX 77021
    September-21-2026 | 1,380 sqft | $174/sqft | built 1950 | 8% size difference (1,380 sqft); Similar age (1950); Sold after the valuation date
    $240,000
  • 5501 Milart St, Houston, TX 77021
    September-25-2026 | 1,464 sqft | $95/sqft | built 1949 | Similar size (1,464 sqft); Similar age (1949); Sold after the valuation date
    $139,000
  • 5107 Kingsbury St, Houston, TX 77021
    September-4-2026 | 1,328 sqft | $169/sqft | built 1951 | 12% size difference (1,328 sqft); Similar age (1951); Sold after the valuation date
    $225,000
  • 5135 Balkin St, Houston, TX 77021
    August-24-2026 | 1,376 sqft | $124/sqft | built 1955 | 9% size difference (1,376 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $169,990

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.