Collin Value

740 Hallmark Ct, Prosper, TX 75078

4,225 sqft, built 2019, in Star Trail Phase One B. Appraised at $1,182,564 for 2026.

Collin County account 2766112

Appraised value
$1,182,564
Tax year 2026
Living area
4,225 sqft
$280 per sqft
Year built
2019
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 One B, 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 0.2% from $1,184,853 in 2025 to $1,182,564 in 2026.
  • Appraised value per square footThe current public record shows about $280 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Star Trail Phase One B neighborhood and ZIP 75078.
  • Neighborhood value signalAmong 422 residential records in the same neighborhood, the average appraised value is about $289 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +3.8% on average.

Comparable assessments

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

  • 2130 Windomere Dr, Prosper, TX 75078
    4,264 sqft | $282/sqft | built 2022 | Similar size (4,264 vs 4,225 sqft); Similar age (2022 vs 2019); Similar lot size (10,454 vs 10,669 sqft)
    $1,201,529
  • 2311 White Oak Way, Prosper, TX 75078
    4,283 sqft | $276/sqft | built 2022 | Similar size (4,283 vs 4,225 sqft); Similar age (2022 vs 2019); Similar lot size (10,454 vs 10,669 sqft)
    $1,184,092
  • 2360 Fallsview Ct, Prosper, TX 75078
    4,276 sqft | $280/sqft | built 2023 | Similar size (4,276 vs 4,225 sqft); Similar age (2023 vs 2019); Similar lot size (10,890 vs 10,669 sqft)
    $1,196,530
  • 1751 Cottonwood Trl, Prosper, TX 75078
    4,254 sqft | $300/sqft | built 2020 | Similar size (4,254 vs 4,225 sqft); Similar age (2020 vs 2019); Similar lot size (11,325 vs 10,669 sqft)
    $1,276,591
  • 1631 Cottonwood Trl, Prosper, TX 75078
    4,315 sqft | $288/sqft | built 2019 | Similar size (4,315 vs 4,225 sqft); Built same year (2019); Similar lot size (11,325 vs 10,669 sqft)
    $1,242,431

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.

  • 411 Lake Trail Ln, Prosper, TX 75078
    September-2-2026 | 3,962 sqft | $217/sqft | built 2017 | 6% size difference (3,962 sqft); Similar age (2017); Sold after the valuation date
    $859,900
  • 740 Salada Dr, Prosper, TX 75078
    September-4-2026 | 4,439 sqft | $191/sqft | built 2013 | 5% size difference (4,439 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $850,000
  • 1980 Cornell Dr, Prosper, TX 75078
    September-11-2026 | 4,042 sqft | $334/sqft | built 2021 | Similar size (4,042 sqft); Similar age (2021); Sold after the valuation date
    $1,349,000
  • 920 Waterview Dr, Prosper, TX 75078
    August-31-2026 | 4,490 sqft | $178/sqft | built 2020 | 6% size difference (4,490 sqft); Similar age (2020); Sold after the valuation date
    $800,000
  • 1921 Wynne Ave, Prosper, TX 75078
    September-21-2026 | 4,680 sqft | $230/sqft | built 2023 | 11% size difference (4,680 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $1,075,000

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 0.2% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$1,182,564−$2,289−0.2%
2025$1,184,853+$8,712+0.7%
2024$1,176,141+$1,567+0.1%
2023$1,174,574+$258,065+28.2%
2022$916,509+$189,509+26.1%
2021$727,000+$52,100+7.7%
2020$674,900——
6-year total+$507,664+75.2%