Collin Value

4220 Tranquility Ln, Prosper, TX 75078

4,487 sqft, built 2015, in Christie Farms Phase 1. Appraised at $1,796,000 for 2026.

Collin County account 2644366

Appraised value
$1,796,000
Tax year 2026
Living area
4,487 sqft
$400 per sqft
Year built
2015
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, Christie Farms Phase 1, Celina, and Prosper 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 CCAD records highlight what may be worth checking before you file.

  • Assessment changeThe appraised value decreased 10.8% from $2,013,321 in 2025 to $1,796,000 in 2026.
  • Appraised value per square footThe current public record shows about $400 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Christie Farms Phase 1 neighborhood and ZIP 75078.
  • Neighborhood value signalAmong 43 residential records in the same neighborhood, the average appraised value is about $419 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -7.3% on average.

Comparable assessments

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

  • 1740 Aspen St, Prosper, TX 75078
    4,536 sqft | $460/sqft | built 2019 | Similar size (4,536 vs 4,487 sqft); Similar age (2019 vs 2015); Similar lot size (43,560 vs 43,560 sqft)
    $2,088,537
  • 4241 San Juan Ave, Prosper, TX 75078
    4,832 sqft | $417/sqft | built 2015 | 8% larger (4,832 vs 4,487 sqft); Built same year (2015); Similar lot size (43,560 vs 43,560 sqft)
    $2,014,000
  • 1720 Aspen St, Prosper, TX 75078
    4,850 sqft | $414/sqft | built 2016 | 8% larger (4,850 vs 4,487 sqft); Similar age (2016 vs 2015); Similar lot size (43,560 vs 43,560 sqft)
    $2,008,720
  • 4120 Tranquility Ln, Prosper, TX 75078
    4,967 sqft | $417/sqft | built 2016 | 11% larger (4,967 vs 4,487 sqft); Similar age (2016 vs 2015); Similar lot size (43,603 vs 43,560 sqft)
    $2,072,123
  • 4200 Tranquility Ln, Prosper, TX 75078
    5,072 sqft | $418/sqft | built 2015 | 13% larger (5,072 vs 4,487 sqft); Built same year (2015); Similar lot size (43,603 vs 43,560 sqft)
    $2,122,335

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.

  • 1481 Stony Trl, Prosper, TX 75078
    September-16-2026 | 4,808 sqft | $333/sqft | built 2016 | 7% size difference (4,808 sqft); Similar age (2016); Sold after the valuation date
    $1,599,000
  • 740 Salada Dr, Prosper, TX 75078
    September-4-2026 | 4,439 sqft | $191/sqft | built 2013 | Similar size (4,439 sqft); Similar age (2013); Sold after the valuation date
    $850,000
  • 1600 Wichita Dr, Prosper, TX 75078
    October-1-2026 | 4,637 sqft | $216/sqft | built 2018 | Similar size (4,637 sqft); Similar age (2018); Sold after the valuation date
    $1,000,000
  • 920 Waterview Dr, Prosper, TX 75078
    August-31-2026 | 4,490 sqft | $178/sqft | built 2020 | Similar size (4,490 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $800,000
  • 4240 San Juan Ave, Prosper, TX 75078
    July-30-2026 | 5,015 sqft | $369/sqft | built 2015 | 12% size difference (5,015 sqft); Similar age (2015); Sold after the valuation date
    $1,850,000

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

Value history

Down 10.8% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$1,796,000−$217,321−10.8%
2025$2,013,321+$480,281+31.3%
2024$1,533,040−$114,153−6.9%
2023$1,647,193+$141,216+9.4%
2022$1,505,977+$321,020+27.1%
2021$1,184,957+$16,385+1.4%
2020$1,168,572——
6-year total+$627,428+53.7%