DTX Value

6642 Longfellow Dr, Dallas, TX 75230

4 bed / 2 bath, 3,445 sqft, built 1960, in North Dallas Appraised at $1,459,850 for 2026.

Dallas County account 00000734449000000

Appraised value
$1,459,850
Tax year 2026
Living area
3,445 sqft
$424 per sqft
Year built
1960
Very Good 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 75230, North 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 $424 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the North Dallas neighborhood and ZIP 75230.
  • Neighborhood value signalAmong 120 residential records in the same neighborhood, the average appraised value is about $423 per square foot.

Comparable assessments

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

  • 6628 Greenwich Ln, Dallas, TX 75230
    3,545 sqft | $409/sqft | built 1959 | Similar size (3,545 vs 3,445 sqft); Similar age (1959 vs 1960); Similar lot size (15,960 vs 16,500 sqft)
    $1,450,000
  • 6864 Greenwich Ln, Dallas, TX 75230
    3,144 sqft | $465/sqft | built 1959 | 9% smaller (3,144 vs 3,445 sqft); Similar age (1959 vs 1960); Similar lot size (17,400 vs 16,500 sqft)
    $1,461,000
  • 6740 Bradbury Ln, Dallas, TX 75230
    3,567 sqft | $406/sqft | built 1958 | Similar size (3,567 vs 3,445 sqft); Similar age (1958 vs 1960); Similar lot size (17,110 vs 16,500 sqft)
    $1,447,690
  • 6719 Greenwich Ln, Dallas, TX 75230
    3,592 sqft | $391/sqft | built 1958 | Similar size (3,592 vs 3,445 sqft); Similar age (1958 vs 1960); Similar lot size (16,990 vs 16,500 sqft)
    $1,404,690
  • 6757 Bradbury Ln, Dallas, TX 75230
    3,248 sqft | $427/sqft | built 1958 | 6% smaller (3,248 vs 3,445 sqft); Similar age (1958 vs 1960); Lot 11% smaller (14,700 vs 16,500 sqft)
    $1,385,670

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.

  • 7260 Kenny Ln, Dallas, TX 75230
    July-28-2026 | 3,310 sqft | $498/sqft | built 1957 | Similar size (3,310 sqft); Similar age (1957); Sold after the valuation date
    $1,650,000
  • 7127 Lakehurst Ave, Dallas, TX 75230
    September-22-2026 | 3,601 sqft | $500/sqft | built 1967 | Similar size (3,601 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $1,800,000
  • 10811 Stone Canyon Pl, Dallas, TX 75230
    August-28-2026 | 3,397 sqft | $280/sqft | built 1978 | Similar size (3,397 sqft); Sold after the valuation date; Within 1 bedroom (3 vs 4)
    $950,000
  • 7015 Midbury Dr, Dallas, TX 75230
    May-29-2026 | 3,339 sqft | $439/sqft | built 1958 | Similar size (3,339 sqft); Similar age (1958); Sold after the valuation date
    $1,465,000
  • 5619 Northmoor Dr, Dallas, TX 75230
    April-10-2026 | 3,481 sqft | $359/sqft | built 1956 | Similar size (3,481 sqft); Moderate age difference (4 years older); Same beds (4)
    $1,250,000

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.