DTX Value

309 Dunlin Ln, Coppell, TX 75019

5 bed / 4 bath, 3,742 sqft, built 1993 Appraised at $867,780 for 2026.

Dallas County account 18005340020170000

Appraised value
$867,780
Tax year 2026
Living area
3,742 sqft
$232 per sqft
Year built
1993
Good 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 75019 and DCAD Appraisal Area 5OSU02 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 $232 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 75019.
  • Neighborhood value signalAmong 187 residential records in the same neighborhood, the average appraised value is about $240 per square foot.

Comparable assessments

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

  • 825 Crane Dr, Coppell, TX 75019
    3,902 sqft | $226/sqft | built 1993 | Similar size (3,902 vs 3,742 sqft); Built same year (1993); Similar lot size (10,774 vs 11,902 sqft)
    $880,170
  • 923 Mallard Dr, Coppell, TX 75019
    3,869 sqft | $240/sqft | built 1993 | Similar size (3,869 vs 3,742 sqft); Built same year (1993); Lot 14% smaller (10,245 vs 11,902 sqft)
    $929,800
  • 834 Mallard Dr, Coppell, TX 75019
    3,733 sqft | $240/sqft | built 1993 | Similar size (3,733 vs 3,742 sqft); Built same year (1993); Same quality (Good)
    $897,750
  • 805 Falcon Ln, Coppell, TX 75019
    3,702 sqft | $230/sqft | built 1988 | Similar size (3,702 vs 3,742 sqft); Similar age (1988 vs 1993); Same quality (Good)
    $849,910
  • 915 Mallard Dr, Coppell, TX 75019
    3,594 sqft | $223/sqft | built 1993 | Similar size (3,594 vs 3,742 sqft); Built same year (1993); Lot 18% larger (14,053 vs 11,902 sqft)
    $799,870

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.

  • 984 E Bethel School Rd, Coppell, TX 75019
    September-25-2026 | 3,610 sqft | $233/sqft | built 1998 | Similar size (3,610 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $839,900
  • 480 Country Ln, Coppell, TX 75019
    September-29-2026 | 4,017 sqft | $273/sqft | built 1993 | 7% size difference (4,017 sqft); Similar age (1993); Sold after the valuation date
    $1,095,000
  • 153 Windham Cir, Coppell, TX 75019
    September-29-2026 | 3,592 sqft | $237/sqft | built 1992 | Similar size (3,592 sqft); Similar age (1992); Sold after the valuation date
    $850,000
  • 328 Park Valley Dr, Coppell, TX 75019
    August-24-2026 | 3,618 sqft | $235/sqft | built 1992 | Similar size (3,618 sqft); Similar age (1992); Sold after the valuation date
    $850,000
  • 623 E Bethel School Rd, Coppell, TX 75019
    September-2-2026 | 3,515 sqft | $228/sqft | built 1989 | 6% size difference (3,515 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $799,900

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.