DTX Value

3854 Duchess Trl, Dallas, TX 75229

4 bed / 3 bath, 2,693 sqft, built 1970, in Northwest Dallas Appraised at $1,024,740 for 2026.

Dallas County account 00000584852620000

Appraised value
$1,024,740
Tax year 2026
Living area
2,693 sqft
$381 per sqft
Year built
1970
Average quality
Value capped this year
Yes
An appraisal cap limited this year's appraised value

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 75229, Northwest Dallas, and Preston Hollow 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 mailed, 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 DCAD records highlight what may be worth checking before you file.

  • Appraised value per square footThe current public record shows about $381 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Northwest Dallas neighborhood and ZIP 75229.
  • Neighborhood value signalAmong 202 residential records in the same neighborhood, the average appraised value is about $350 per square foot.

Comparable assessments

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

  • 3862 Princess Ln, Dallas, TX 75229
    2,792 sqft | $322/sqft | built 1970 | Similar size (2,792 vs 2,693 sqft); Built same year (1970); Same story count (1)
    $900,000
  • 3826 Regent Dr, Dallas, TX 75229
    2,759 sqft | $376/sqft | built 1972 | Similar size (2,759 vs 2,693 sqft); Similar age (1972 vs 1970); Same story count (1)
    $1,038,460
  • 3831 Princess Ln, Dallas, TX 75229
    2,493 sqft | $403/sqft | built 1971 | 7% smaller (2,493 vs 2,693 sqft); Similar age (1971 vs 1970); Same story count (1)
    $1,005,240
  • 10554 Cox Ln, Dallas, TX 75229
    2,941 sqft | $305/sqft | built 1972 | 9% larger (2,941 vs 2,693 sqft); Similar age (1972 vs 1970); Similar lot size (12,406 vs 12,610 sqft)
    $897,000
  • 3827 Regent Dr, Dallas, TX 75229
    2,864 sqft | $370/sqft | built 1971 | 6% larger (2,864 vs 2,693 sqft); Similar age (1971 vs 1970); Same story count (1)
    $1,060,430

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.

Public appraisal comparison for 2026. Prepared . Appraisal source: Dallas Central 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.