DTX Value

3506 Duchess Trl, Dallas, TX 75229

4 bed / 3 bath, 2,343 sqft, built 1957, in Northwest Dallas Appraised at $637,080 for 2026.

Dallas County account 00000587992000000

Appraised value
$637,080
Tax year 2026
Living area
2,343 sqft
$272 per sqft
Year built
1957
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 $272 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 753 residential records in the same neighborhood, the average appraised value is about $298 per square foot.

Comparable assessments

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

  • 10733 Cromwell Dr, Dallas, TX 75229
    2,365 sqft | $233/sqft | built 1958 | Similar size (2,365 vs 2,343 sqft); Similar age (1958 vs 1957); Similar lot size (12,285 vs 11,551 sqft)
    $550,000
  • 3525 Norcross Ln, Dallas, TX 75229
    2,345 sqft | $267/sqft | built 1954 | Similar size (2,345 vs 2,343 sqft); Similar age (1954 vs 1957); Similar lot size (11,989 vs 11,551 sqft)
    $626,930
  • 3229 Norcross Ln, Dallas, TX 75229
    2,428 sqft | $270/sqft | built 1960 | Similar size (2,428 vs 2,343 sqft); Similar age (1960 vs 1957); Lot 11% smaller (10,311 vs 11,551 sqft)
    $656,420
  • 10506 Countess Dr, Dallas, TX 75229
    2,434 sqft | $236/sqft | built 1958 | Similar size (2,434 vs 2,343 sqft); Similar age (1958 vs 1957); Similar lot size (11,189 vs 11,551 sqft)
    $575,210
  • 3254 Merrell Rd, Dallas, TX 75229
    2,378 sqft | $270/sqft | built 1960 | Similar size (2,378 vs 2,343 sqft); Similar age (1960 vs 1957); Similar lot size (10,397 vs 11,551 sqft)
    $641,050

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.

  • 3240 Chapel Downs Dr, Dallas, TX 75229
    September-25-2026 | 2,316 sqft | $211/sqft | built 1962 | Similar size (2,316 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $489,000
  • 10355 Carry Back Cir, Dallas, TX 75229
    September-3-2026 | 2,322 sqft | $292/sqft | built 1965 | Similar size (2,322 sqft); Moderate age difference (8 years newer); Sold after the valuation date
    $679,000
  • 3662 Weeburn Dr, Dallas, TX 75229
    September-11-2026 | 2,459 sqft | $252/sqft | built 1959 | Similar size (2,459 sqft); Similar age (1959); Sold after the valuation date
    $620,000
  • 3234 Grantwood Dr, Dallas, TX 75229
    August-20-2026 | 2,276 sqft | $263/sqft | built 1967 | Similar size (2,276 sqft); Moderate age difference (10 years newer); Sold after the valuation date
    $599,000
  • 3518 Townsend Dr, Dallas, TX 75229
    September-8-2026 | 2,562 sqft | $263/sqft | built 1957 | 9% size difference (2,562 sqft); Similar age (1957); Sold after the valuation date
    $675,000

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.