Collin Value

1821 Lexington Ave, Prosper, TX 75078

4,423 sqft, built 2018, in Star Trail Phase One B. Appraised at $1,142,163 for 2026.

Collin County account 2766177

Appraised value
$1,142,163
Tax year 2026
Living area
4,423 sqft
$258 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 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 increased 1.4% from $1,126,000 in 2025 to $1,142,163 in 2026.
  • Appraised value per square footThe current public record shows about $258 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.

  • 721 Star Meadow Dr, Prosper, TX 75078
    4,479 sqft | $280/sqft | built 2018 | Similar size (4,479 vs 4,423 sqft); Built same year (2018); Similar lot size (11,520 vs 11,610 sqft)
    $1,252,216
  • 791 Star Meadow Dr, Prosper, TX 75078
    4,452 sqft | $281/sqft | built 2018 | Similar size (4,452 vs 4,423 sqft); Built same year (2018); Similar lot size (11,365 vs 11,610 sqft)
    $1,249,973
  • 1620 Cottonwood Trl, Prosper, TX 75078
    4,429 sqft | $292/sqft | built 2020 | Similar size (4,429 vs 4,423 sqft); Similar age (2020 vs 2018); Similar lot size (11,761 vs 11,610 sqft)
    $1,291,397
  • 1931 Harvard Ave, Prosper, TX 75078
    4,393 sqft | $262/sqft | built 2018 | Similar size (4,393 vs 4,423 sqft); Built same year (2018); Similar lot size (11,872 vs 11,610 sqft)
    $1,150,433
  • 830 Star Meadow Dr, Prosper, TX 75078
    4,512 sqft | $257/sqft | built 2018 | Similar size (4,512 vs 4,423 sqft); Built same year (2018); Similar lot size (11,565 vs 11,610 sqft)
    $1,158,320

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.

  • 740 Salada Dr, Prosper, TX 75078
    September-4-2026 | 4,439 sqft | $191/sqft | built 2013 | Similar size (4,439 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $850,000
  • 1921 Wynne Ave, Prosper, TX 75078
    September-21-2026 | 4,680 sqft | $230/sqft | built 2023 | 6% size difference (4,680 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $1,075,000
  • 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
  • 620 Abbey Ln, Prosper, TX 75078
    July-20-2026 | 4,527 sqft | $190/sqft | built 2015 | Similar size (4,527 sqft); Similar age (2015); Sold after the valuation date
    $860,000
  • 920 Waterview Dr, Prosper, TX 75078
    August-31-2026 | 4,490 sqft | $178/sqft | built 2020 | Similar size (4,490 sqft); Similar age (2020); Sold after the valuation date
    $800,000

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

Up 1.4% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$1,142,163+$16,163+1.4%
2025$1,126,000−$19,225−1.7%
2024$1,145,225+$1,403+0.1%
2023$1,143,822+$247,404+27.6%
2022$896,418+$142,978+19.0%
2021$753,440−$28,428−3.6%
2020$781,868——
6-year total+$360,295+46.1%