DTX Value

670 Flagstone Dr, Irving, TX 75039

3 bed / 2 bath, 2,984 sqft, built 2012, in Las Colinas Appraised at $784,170 for 2026.

Dallas County account 329553700O0150000

Appraised value
$784,170
Tax year 2026
Living area
2,984 sqft
$263 per sqft
Year built
2012
Excellent 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 75039 and Las Colinas 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 $263 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Las Colinas neighborhood and ZIP 75039.
  • Neighborhood value signalAmong 143 residential records in the same neighborhood, the average appraised value is about $265 per square foot.

Comparable assessments

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

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.

  • 228 Concho Dr, Irving, TX 75039
    August-24-2026 | 3,303 sqft | $239/sqft | built 2010 | 11% size difference (3,303 sqft); Similar age (2010); Sold after the valuation date
    $789,900
  • 7016 Nueces Dr, Irving, TX 75039
    June-26-2026 | 2,953 sqft | $233/sqft | built 2013 | Similar size (2,953 sqft); Similar age (2013); Sold after the valuation date
    $689,000
  • 547 Paddock Way, Irving, TX 75039
    August-4-2026 | 2,707 sqft | $280/sqft | built 2018 | 9% size difference (2,707 sqft); Moderate age difference (6 years newer); Sold after the valuation date
    $758,000
  • 6681 Escena Blvd, Irving, TX 75039
    September-24-2026 | 2,714 sqft | $212/sqft | built 2013 | 9% size difference (2,714 sqft); Similar age (2013); Sold after the valuation date
    $575,000
  • 6606 Deleon St, Irving, TX 75039
    September-17-2026 | 2,663 sqft | $244/sqft | built 2015 | 11% size difference (2,663 sqft); Similar age (2015); Sold after the valuation date
    $649,600

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.