DTX Value

9320 Rockbrook Dr, Dallas, TX 75220

5 bed / 4 bath, 6,037 sqft, built 1987, in Preston Hollow Appraised at $3,309,170 for 2026.

Dallas County account 00000420016000000

Appraised value
$3,309,170
Tax year 2026
Living area
6,037 sqft
$548 per sqft
Year built
1987
Very 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 75220, Preston Hollow, 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 $548 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Preston Hollow neighborhood and ZIP 75220.
  • Neighborhood value signalAmong 267 residential records in the same neighborhood, the average appraised value is about $627 per square foot.

Comparable assessments

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

  • 4407 Lively Ln, Dallas, TX 75220
    6,260 sqft | $573/sqft | built 1989 | Similar size (6,260 vs 6,037 sqft); Similar age (1989 vs 1987); Similar lot size (30,199 vs 28,750 sqft)
    $3,585,360
  • 4219 Park Ln, Dallas, TX 75220
    5,722 sqft | $694/sqft | built 1996 | 5% smaller (5,722 vs 6,037 sqft); Similar lot size (28,331 vs 28,750 sqft); Same quality (Very Good)
    $3,969,030
  • 4406 Gloster Rd, Dallas, TX 75220
    6,083 sqft | $582/sqft | built 1985 | Similar size (6,083 vs 6,037 sqft); Similar age (1985 vs 1987); Same quality (Very Good)
    $3,538,040
  • 4407 Woodfin Dr, Dallas, TX 75220
    6,970 sqft | $671/sqft | built 1995 | Lot 12% smaller (25,190 vs 28,750 sqft); Same quality (Very Good); Same condition (Very Good)
    $4,679,780
  • 4525 Manning Ln, Dallas, TX 75220
    6,128 sqft | $636/sqft | built 2000 | Similar size (6,128 vs 6,037 sqft); Same quality (Very Good); Same condition (Very Good)
    $3,900,270

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.