Harris Value

4102 Avalon Ln, Baytown, TX 77521

3,655 sqft, built 2000, in Bayou Oaks Estates Appraised at $406,026 for 2026.

Harris County account 1201800020005

Appraised value
$406,026
Tax year 2026 · after any cap, before exemptions
Living area
3,655 sqft
$111 per sqft
Year built
2000
Excellent 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 77521 and Bayou Oaks Estates 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 stayed about the same, from $406,026 in 2025 to $406,026 in 2026.
  • Appraised value per square footThe current public record shows about $111 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Bayou Oaks Estates neighborhood and ZIP 77521.
  • Neighborhood value signalAmong 71 residential records in the same neighborhood, the average appraised value is about $126 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +0.4% on average.

Comparable assessments

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

  • 4115 Avalon Ln, Baytown, TX 77521
    3,658 sqft | $120/sqft | built 2000 | Similar size (3,658 vs 3,655 sqft); Built same year (2000); Similar lot size (10,659 vs 10,807 sqft)
    $438,980
  • 4214 Carlisle Ct, Baytown, TX 77521
    3,648 sqft | $121/sqft | built 2004 | Similar size (3,648 vs 3,655 sqft); Similar age (2004 vs 2000); Similar lot size (10,614 vs 10,807 sqft)
    $439,830
  • 3203 Knight Ln, Baytown, TX 77521
    3,530 sqft | $122/sqft | built 2000 | Similar size (3,530 vs 3,655 sqft); Built same year (2000); Similar lot size (10,742 vs 10,807 sqft)
    $431,769
  • 3219 Knight Ln, Baytown, TX 77521
    3,796 sqft | $113/sqft | built 2002 | Similar size (3,796 vs 3,655 sqft); Similar age (2002 vs 2000); Similar lot size (10,890 vs 10,807 sqft)
    $429,633
  • 3215 Knight Ln, Baytown, TX 77521
    3,840 sqft | $110/sqft | built 2000 | 5% larger (3,840 vs 3,655 sqft); Built same year (2000); Similar lot size (10,466 vs 10,807 sqft)
    $424,232

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.

  • 1922 Oakwood Court Dr, Baytown, TX 77521
    September-11-2026 | 3,715 sqft | $92/sqft | built 2000 | Similar size (3,715 sqft); Similar age (2000); Sold after the valuation date
    $340,000
  • 3919 Copper Crk, Baytown, TX 77521
    May-20-2026 | 3,728 sqft | $114/sqft | built 2005 | Similar size (3,728 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $425,000
  • 4230 Waterwood Dr, Baytown, TX 77521
    July-14-2026 | 3,219 sqft | $121/sqft | built 2002 | 12% size difference (3,219 sqft); Similar age (2002); Sold after the valuation date
    $389,000
  • 4211 Copper Crk, Baytown, TX 77521
    June-25-2026 | 2,994 sqft | $117/sqft | built 2000 | Similar age (2000); Sold after the valuation date
    $349,000
  • 4512 Park Shadow Dr, Baytown, TX 77521
    June-22-2026 | 2,975 sqft | $133/sqft | built 1999 | Similar age (1999); Sold after the valuation date
    $395,000

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.