Harris Value

3811 September Dr, Baytown, TX 77521

2,850 sqft, built 1991, in Whispering Pines Appraised at $397,871 for 2026.

Harris County account 1138870000260

Appraised value
$397,871
Tax year 2026 · after any cap, before exemptions
Market value
$406,741
Living area
2,850 sqft
$140 per sqft
Year built
1991
Good quality
Homestead
Yes
Owner-occupied exemption on file

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 Whispering Pines 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 10.0% from $361,701 in 2025 to $397,871 in 2026.
  • Appraised value per square footThe current public record shows about $140 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $8,870 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Whispering Pines neighborhood and ZIP 77521.
  • Neighborhood value signalAmong 266 residential records in the same neighborhood, the average appraised value is about $122 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +1.9% on average.

Comparable assessments

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

  • 3404 Savell Dr, Baytown, TX 77521
    2,813 sqft | $111/sqft | built 1979 | Similar size (2,813 vs 2,850 sqft); Similar lot size (9,326 vs 10,230 sqft); Same quality (Good)
    $310,977
  • 3811 Summer Ln, Baytown, TX 77521
    2,583 sqft | $134/sqft | built 1990 | 9% smaller (2,583 vs 2,850 sqft); Similar age (1990 vs 1991); Similar lot size (9,350 vs 10,230 sqft)
    $345,993
  • 3803 Summer Ln, Baytown, TX 77521
    2,930 sqft | $108/sqft | built 1983 | Similar size (2,930 vs 2,850 sqft); Lot 14% smaller (8,800 vs 10,230 sqft); Same quality (Good)
    $317,200
  • 4702 Gulfway Dr, Baytown, TX 77521
    2,862 sqft | $112/sqft | built 1978 | Similar size (2,862 vs 2,850 sqft); Lot 14% smaller (8,800 vs 10,230 sqft); Same quality (Good)
    $321,682
  • 3800 Savell Dr, Baytown, TX 77521
    3,109 sqft | $123/sqft | built 1978 | 9% larger (3,109 vs 2,850 sqft); Similar lot size (10,373 vs 10,230 sqft); Same quality (Good)
    $383,629

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.

  • 4211 Copper Crk, Baytown, TX 77521
    June-25-2026 | 2,994 sqft | $117/sqft | built 2000 | 5% size difference (2,994 sqft); Moderate age difference (9 years newer); 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 size (2,975 sqft); Moderate age difference (8 years newer); Sold after the valuation date
    $395,000
  • 4908 Summer Ln, Baytown, TX 77521
    September-18-2026 | 2,745 sqft | $144/sqft | built 1983 | Similar size (2,745 sqft); Moderate age difference (8 years older); Sold after the valuation date
    $395,000
  • 5109 Glenhaven Dr, Baytown, TX 77521
    September-18-2026 | 2,488 sqft | $131/sqft | built 1971 | 13% size difference (2,488 sqft); Sold after the valuation date
    $325,000
  • 4402 Park Bend Dr, Baytown, TX 77521
    April-28-2026 | 2,788 sqft | $142/sqft | built 2007 | Similar size (2,788 sqft); Sold after the valuation date
    $394,900

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.