Collin Value

600 Katelyn Ave, Prosper, TX 75078

2,167 sqft, built 2018, in Star Trail Phase Seven. Appraised at $627,707 for 2026.

Collin County account 2764848

Appraised value
$627,707
Tax year 2026
Living area
2,167 sqft
$290 per sqft
Year built
2018
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, Star Trail Phase Seven, 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 6.0% from $668,000 in 2025 to $627,707 in 2026.
  • Appraised value per square footThe current public record shows about $290 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Star Trail Phase Seven neighborhood and ZIP 75078.
  • Neighborhood value signalAmong 588 residential records in the same neighborhood, the average appraised value is about $252 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.0% on average.

Comparable assessments

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

  • 770 Ashbury Ln, Prosper, TX 75078
    2,204 sqft | $295/sqft | built 2019 | Similar size (2,204 vs 2,167 sqft); Similar age (2019 vs 2018); Similar lot size (7,840 vs 7,840 sqft)
    $650,111
  • 920 Gentle Knoll Ln, Prosper, TX 75078
    2,208 sqft | $291/sqft | built 2020 | Similar size (2,208 vs 2,167 sqft); Similar age (2020 vs 2018); Similar lot size (7,840 vs 7,840 sqft)
    $641,883
  • 1590 Star Creek Dr, Prosper, TX 75078
    2,169 sqft | $289/sqft | built 2018 | Similar size (2,169 vs 2,167 sqft); Built same year (2018); Similar lot size (7,405 vs 7,840 sqft)
    $627,000
  • 2051 Summerside Ln, Prosper, TX 75078
    2,245 sqft | $289/sqft | built 2019 | Similar size (2,245 vs 2,167 sqft); Similar age (2019 vs 2018); Similar lot size (7,840 vs 7,840 sqft)
    $648,822
  • 650 Ashbury Ln, Prosper, TX 75078
    2,191 sqft | $294/sqft | built 2019 | Similar size (2,191 vs 2,167 sqft); Similar age (2019 vs 2018); Similar lot size (7,405 vs 7,840 sqft)
    $644,949

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.

  • 1605 Bird Cherry Ln, Prosper, TX 75078
    September-25-2026 | 2,271 sqft | $216/sqft | built 2018 | Similar size (2,271 sqft); Similar age (2018); Sold after the valuation date
    $490,000
  • 1717 Bird Cherry Ln, Prosper, TX 75078
    August-14-2026 | 2,372 sqft | $202/sqft | built 2019 | 10% size difference (2,372 sqft); Similar age (2019); Sold after the valuation date
    $480,000
  • 1637 Snowdrop Dr, Prosper, TX 75078
    September-18-2026 | 2,346 sqft | $200/sqft | built 2020 | 8% size difference (2,346 sqft); Similar age (2020); Sold after the valuation date
    $470,000
  • 421 Hampshire Dr, Prosper, TX 75078
    July-24-2026 | 2,274 sqft | $249/sqft | built 2011 | Similar size (2,274 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $567,000
  • 1429 Bluebonnet Ln, Prosper, TX 75078
    August-5-2026 | 2,291 sqft | $218/sqft | built 2021 | 6% size difference (2,291 sqft); Similar age (2021); Sold after the valuation date
    $500,000

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 6.0% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$627,707−$40,293−6.0%
2025$668,000+$29,549+4.6%
2024$638,451−$9,727−1.5%
2023$648,178+$94,550+17.1%
2022$553,628+$140,614+34.0%
2021$413,014+$27,074+7.0%
2020$385,940——
6-year total+$241,767+62.6%