Collin Value

8341 St Clair Dr, Mckinney, TX 75071

3,448 sqft, built 2012, in Shiloh Lakes Phase One. Appraised at $770,342 for 2026.

Collin County account 2683328

Appraised value
$770,342
Tax year 2026
Living area
3,448 sqft
$223 per sqft
Year built
2012
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 75071, Shiloh Lakes Phase One, and McKinney 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 0.8% from $776,234 in 2025 to $770,342 in 2026.
  • Appraised value per square footThe current public record shows about $223 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Shiloh Lakes Phase One neighborhood and ZIP 75071.
  • Neighborhood value signalAmong 291 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 -1.5% on average.

Comparable assessments

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

  • 505 Kappa Way, Mckinney, TX 75071
    3,494 sqft | $232/sqft | built 2013 | Similar size (3,494 vs 3,448 sqft); Similar age (2013 vs 2012); Both have pool
    $809,167
  • 8001 St Clair Dr, Mckinney, TX 75071
    3,442 sqft | $219/sqft | built 2010 | Similar size (3,442 vs 3,448 sqft); Similar age (2010 vs 2012); Similar lot size (9,460 vs 9,774 sqft)
    $752,928
  • 805 Windy Hill Dr, Mckinney, TX 75071
    3,392 sqft | $223/sqft | built 2012 | Similar size (3,392 vs 3,448 sqft); Built same year (2012); Similar lot size (9,425 vs 9,774 sqft)
    $755,574
  • 809 Cowan Ln, Mckinney, TX 75071
    3,379 sqft | $233/sqft | built 2011 | Similar size (3,379 vs 3,448 sqft); Similar age (2011 vs 2012); Similar lot size (10,107 vs 9,774 sqft)
    $788,293
  • 8108 Corinth Dr, Mckinney, TX 75071
    3,570 sqft | $207/sqft | built 2010 | Similar size (3,570 vs 3,448 sqft); Similar age (2010 vs 2012); Similar lot size (9,973 vs 9,774 sqft)
    $738,956

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.

  • 8109 Caelan Ct, Mckinney, TX 75071
    July-16-2026 | 3,282 sqft | $209/sqft | built 2011 | Similar size (3,282 sqft); Similar age (2011); Sold after the valuation date
    $685,000
  • 3517 Montadale Ave, Mckinney, TX 75071
    August-7-2026 | 3,388 sqft | $177/sqft | built 2018 | Similar size (3,388 sqft); Moderate age difference (6 years newer); Sold after the valuation date
    $599,999
  • 705 Spring Falls Dr, Mckinney, TX 75071
    July-17-2026 | 3,370 sqft | $223/sqft | built 2014 | Similar size (3,370 sqft); Similar age (2014); Sold after the valuation date
    $750,000
  • 1420 Milton Ln, Mckinney, TX 75071
    September-17-2026 | 3,444 sqft | $139/sqft | built 2022 | Similar size (3,444 sqft); Moderate age difference (10 years newer); Sold after the valuation date
    $477,855
  • 7905 Lavaca River Dr, Mckinney, TX 75071
    August-31-2026 | 3,262 sqft | $193/sqft | built 2016 | 5% size difference (3,262 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $629,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Collin Central Appraisal District. Sales data checked in this snapshot: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Down 0.8% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$770,342−$5,892−0.8%
2025$776,234+$38,508+5.2%
2024$737,726+$14,464+2.0%
2023$723,262+$49,026+7.3%
2022$674,236+$175,376+35.2%
2021$498,860+$22,240+4.7%
2020$476,620——
6-year total+$293,722+61.6%