Harris Value

21103 Tulum Ln, Houston, TX 77073

2,512 sqft, built 1997, in Westfield Glen Appraised at $266,785 for 2026.

Harris County account 1161170080156

Appraised value
$266,785
Tax year 2026 · after any cap, before exemptions
Market value
$281,723
Living area
2,512 sqft
$106 per sqft
Year built
1997
Average 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 77073 and Westfield Glen 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 $242,532 in 2025 to $266,785 in 2026.
  • Appraised value per square footThe current public record shows about $106 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $14,938 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Westfield Glen neighborhood and ZIP 77073.
  • Neighborhood value signalAmong 189 residential records in the same neighborhood, the average appraised value is about $125 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +11.4% on average.

Comparable assessments

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

  • 21123 Tulum Ln, Houston, TX 77073
    2,471 sqft | $115/sqft | built 1991 | Similar size (2,471 vs 2,512 sqft); Similar lot size (14,300 vs 14,369 sqft); Same quality (Average)
    $284,549
  • 21110 Tancah Ln, Houston, TX 77073
    2,465 sqft | $122/sqft | built 1999 | Similar size (2,465 vs 2,512 sqft); Similar age (1999 vs 1997); Similar lot size (15,130 vs 14,369 sqft)
    $300,458
  • 2803 Copra Ln, Houston, TX 77073
    2,503 sqft | $113/sqft | built 1998 | Similar size (2,503 vs 2,512 sqft); Similar age (1998 vs 1997); Lot 13% larger (16,250 vs 14,369 sqft)
    $282,772
  • 2922 Cocona Ln, Houston, TX 77073
    2,481 sqft | $113/sqft | built 1998 | Similar size (2,481 vs 2,512 sqft); Similar age (1998 vs 1997); Lot 15% smaller (12,160 vs 14,369 sqft)
    $281,098
  • 2603 Shadow Briar Ln, Houston, TX 77073
    2,509 sqft | $116/sqft | built 1999 | Similar size (2,509 vs 2,512 sqft); Similar age (1999 vs 1997); Lot 18% smaller (11,800 vs 14,369 sqft)
    $292,190

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.

  • 20834 Rivershire Ln, Houston, TX 77073
    August-25-2026 | 2,538 sqft | $125/sqft | built 1999 | Similar size (2,538 sqft); Similar age (1999); Sold after the valuation date
    $318,000
  • 306 Mantova Dr, Houston, TX 77073
    September-4-2026 | 2,516 sqft | $105/sqft | built 2006 | Similar size (2,516 sqft); Moderate age difference (9 years newer); Sold after the valuation date
    $264,500
  • 411 N Mist Ct, Houston, TX 77073
    September-1-2026 | 2,076 sqft | $116/sqft | built 1983 | Sold after the valuation date
    $240,000
  • 1219 Wabash Elm St, Houston, TX 77073
    July-10-2026 | 2,383 sqft | $107/sqft | built 2003 | 5% size difference (2,383 sqft); Moderate age difference (6 years newer); Sold after the valuation date
    $255,000
  • 410 Remington Park Ct, Houston, TX 77073
    August-3-2026 | 2,699 sqft | $93/sqft | built 2005 | 7% size difference (2,699 sqft); Moderate age difference (8 years newer); Sold after the valuation date
    $249,900

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.