Harris Value

5018 Madalyn Ln, Houston, TX 77021

1,447 sqft, built 1952, in South Side Appraised at $187,935 for 2026.

Harris County account 0611390300005

Appraised value
$187,935
Tax year 2026 · after any cap, before exemptions
Living area
1,447 sqft
$130 per sqft
Year built
1952
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 10.8% from $210,725 in 2025 to $187,935 in 2026.
  • Appraised value per square footThe current public record shows about $130 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.

  • 4707 Winfree Dr, Houston, TX 77021
    1,482 sqft | $126/sqft | built 1950 | Similar size (1,482 vs 1,447 sqft); Similar age (1950 vs 1952); Similar lot size (9,625 vs 9,620 sqft)
    $186,916
  • 4914 Winnetka St, Houston, TX 77021
    1,404 sqft | $140/sqft | built 1950 | Similar size (1,404 vs 1,447 sqft); Similar age (1950 vs 1952); Similar lot size (9,750 vs 9,620 sqft)
    $196,501
  • 5047 Ventura Ln, Houston, TX 77021
    1,442 sqft | $125/sqft | built 1950 | Similar size (1,442 vs 1,447 sqft); Similar age (1950 vs 1952); Similar lot size (9,057 vs 9,620 sqft)
    $179,843
  • 4910 Winnetka St, Houston, TX 77021
    1,496 sqft | $124/sqft | built 1950 | Similar size (1,496 vs 1,447 sqft); Similar age (1950 vs 1952); Similar lot size (9,750 vs 9,620 sqft)
    $185,934
  • 4806 Eppes St, Houston, TX 77021
    1,426 sqft | $123/sqft | built 1950 | Similar size (1,426 vs 1,447 sqft); Similar age (1950 vs 1952); Similar lot size (9,000 vs 9,620 sqft)
    $175,784

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.

  • 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
  • 4810 Winnetka St, Houston, TX 77021
    September-14-2026 | 1,602 sqft | $156/sqft | built 1953 | 11% size difference (1,602 sqft); Similar age (1953); Sold after the valuation date
    $250,000
  • 4750 Marietta Ln, Houston, TX 77021
    October-8-2026 | 1,262 sqft | $99/sqft | built 1953 | 13% size difference (1,262 sqft); Similar age (1953); Sold after the valuation date
    $124,900
  • 4935 Enyart St, Houston, TX 77021
    September-21-2026 | 1,380 sqft | $174/sqft | built 1950 | Similar size (1,380 sqft); Similar age (1950); Sold after the valuation date
    $240,000
  • 5135 Balkin St, Houston, TX 77021
    August-24-2026 | 1,376 sqft | $124/sqft | built 1955 | Similar size (1,376 sqft); Similar age (1955); 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: . Matches consider available size, age, location and property characteristics. How comparisons work.