Collin Value

690 Sibyl Ln, Prosper, TX 75078

2,960 sqft, built 2013, in Crestview At Prosper Phase 2. Appraised at $734,856 for 2026.

Collin County account 2675366

Appraised value
$734,856
Tax year 2026
Living area
2,960 sqft
$248 per sqft
Year built
2013
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, Crestview At Prosper Phase 2, 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 3.5% from $761,872 in 2025 to $734,856 in 2026.
  • Appraised value per square footThe current public record shows about $248 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Crestview At Prosper Phase 2 neighborhood and ZIP 75078.
  • Neighborhood value signalAmong 75 residential records in the same neighborhood, the average appraised value is about $214 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.5% on average.

Comparable assessments

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

  • 1090 Jessica Ln, Prosper, TX 75078
    2,874 sqft | $253/sqft | built 2014 | Similar size (2,874 vs 2,960 sqft); Similar age (2014 vs 2013); Similar lot size (18,020 vs 16,829 sqft)
    $728,000
  • 660 Trail Dr, Prosper, TX 75078
    2,778 sqft | $255/sqft | built 2017 | 6% smaller (2,778 vs 2,960 sqft); Similar age (2017 vs 2013); Same neighborhood
    $708,281
  • 681 Sibyl Ln, Prosper, TX 75078
    2,849 sqft | $250/sqft | built 2017 | Similar size (2,849 vs 2,960 sqft); Similar age (2017 vs 2013); Same neighborhood
    $713,329
  • 861 Allen St, Prosper, TX 75078
    3,483 sqft | $225/sqft | built 2017 | Similar age (2017 vs 2013); Similar lot size (16,029 vs 16,829 sqft); Same neighborhood
    $785,308
  • 601 Logans Way Ct, Prosper, TX 75078
    2,881 sqft | $236/sqft | built 2014 | Similar size (2,881 vs 2,960 sqft); Similar age (2014 vs 2013); Same neighborhood
    $681,242

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.

  • 2750 Pinto Creek Dr, Prosper, TX 75078
    September-11-2026 | 2,731 sqft | $227/sqft | built 2018 | 8% size difference (2,731 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $620,000
  • 1141 White Crest Ln, Prosper, TX 75078
    September-11-2026 | 3,129 sqft | $270/sqft | built 2014 | 6% size difference (3,129 sqft); Similar age (2014); Sold after the valuation date
    $845,000
  • 1521 Brush Creek Rd, Prosper, TX 75078
    September-28-2026 | 2,770 sqft | $195/sqft | built 2012 | 6% size difference (2,770 sqft); Similar age (2012); Sold after the valuation date
    $539,000
  • 1671 Summer Star Ln, Prosper, TX 75078
    July-31-2026 | 3,204 sqft | $247/sqft | built 2013 | 8% size difference (3,204 sqft); Similar age (2013); Sold after the valuation date
    $789,900
  • 1951 Harvard Ave, Prosper, TX 75078
    August-18-2026 | 3,066 sqft | $294/sqft | built 2019 | Similar size (3,066 sqft); Moderate age difference (6 years newer); Sold after the valuation date
    $899,900

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 3.5% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$734,856−$27,016−3.5%
2025$761,872−$67,702−8.2%
2024$829,574+$45,255+5.8%
2023$784,319+$106,048+15.6%
2022$678,271+$189,191+38.7%
2021$489,080+$24,667+5.3%
2020$464,413——
6-year total+$270,443+58.2%