Denton Value

3971 Porter Ln, Prosper, TX 75078

4,106 sqft, built 2021, in Windsong Ranch Phase 5D Appraised at $1,062,178 for 2026.

Denton County account 000000963145

Appraised value
$1,062,178
Tax year 2026 · after any cap, before exemptions
Living area
4,106 sqft
$259 per sqft
Year built
2021
Homestead
Yes
Owner-occupied exemption on file

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 75078 and Windsong Ranch Phase 5D 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 Denton CAD records highlight what may be worth checking before you file.

  • Assessment changeThe appraised value increased 14.2% from $929,932 in 2025 to $1,062,178 in 2026.
  • Appraised value per square footThe current public record shows about $259 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Windsong Ranch Phase 5D neighborhood and ZIP 75078.
  • Neighborhood value signalAmong 92 residential records in the same neighborhood, the average appraised value is about $268 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +10.4% on average.

Comparable assessments

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

  • 3821 Porter Ln, Prosper, TX 75078
    4,122 sqft | $259/sqft | built 2021 | Similar size (4,122 vs 4,106 sqft); Built same year (2021); Similar lot size (8,712 vs 8,929 sqft)
    $1,068,700
  • 3871 Lockhart Dr, Prosper, TX 75078
    4,113 sqft | $255/sqft | built 2022 | Similar size (4,113 vs 4,106 sqft); Similar age (2022 vs 2021); Similar lot size (8,755 vs 8,929 sqft)
    $1,048,768
  • 640 Rock Springs Dr, Prosper, TX 75078
    4,103 sqft | $262/sqft | built 2022 | Similar size (4,103 vs 4,106 sqft); Similar age (2022 vs 2021); Similar lot size (9,147 vs 8,929 sqft)
    $1,075,667
  • 3811 Lockhart Dr, Prosper, TX 75078
    4,122 sqft | $255/sqft | built 2022 | Similar size (4,122 vs 4,106 sqft); Similar age (2022 vs 2021); Similar lot size (8,755 vs 8,929 sqft)
    $1,050,109
  • 3841 Lockhart Dr, Prosper, TX 75078
    4,178 sqft | $256/sqft | built 2021 | Similar size (4,178 vs 4,106 sqft); Built same year (2021); Similar lot size (8,755 vs 8,929 sqft)
    $1,069,944

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.

  • 3900 Brazoria Dr, Prosper, TX 75078
    August-3-2026 | 4,014 sqft | $237/sqft | built 2020 | Similar size (4,014 sqft); Similar age (2020); Sold after the valuation date
    $950,000
  • 1121 Crescent Ln, Prosper, TX 75078
    September-28-2026 | 3,593 sqft | $261/sqft | built 2022 | 12% size difference (3,593 sqft); Similar age (2022); Sold after the valuation date
    $938,000
  • 4028 Allegro Dr, Prosper, TX 75078
    June-24-2026 | 4,019 sqft | $230/sqft | built 2026 | Similar size (4,019 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $925,000
  • 3951 Prairie Clover Ln, Prosper, TX 75078
    July-31-2026 | 3,572 sqft | $224/sqft | built 2019 | 13% size difference (3,572 sqft); Similar age (2019); Sold after the valuation date
    $799,900
  • 2771 Acie Ln, Prosper, TX 75078
    June-11-2026 | 3,926 sqft | $285/sqft | built 2026 | Similar size (3,926 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $1,118,395

Public appraisal comparison for 2026. Prepared . Appraisal source: Denton Central Appraisal District. Sales data checked in this snapshot: . Matches consider available size, age, location and property characteristics. How comparisons work.

Recent sale history

Recent transfers help establish whether the county value is tracking real market behavior.

  • $969,000 sale recorded on May-14-2026