Collin Value

4424 Casa Grande Ln, Mckinney, TX 75070

3,487 sqft, built 2014, in Barcelona Addition. Appraised at $674,864 for 2026.

Collin County account 2707888

Appraised value
$674,864
Tax year 2026
Living area
3,487 sqft
$194 per sqft
Year built
2014
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 75070, Barcelona Addition, 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 10.9% from $757,423 in 2025 to $674,864 in 2026.
  • Appraised value per square footThe current public record shows about $194 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Barcelona Addition neighborhood and ZIP 75070.
  • Neighborhood value signalAmong 320 residential records in the same neighborhood, the average appraised value is about $215 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -10.9% on average.

Comparable assessments

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

  • 6517 San Judas St, Mckinney, TX 75070
    3,497 sqft | $196/sqft | built 2015 | Similar size (3,497 vs 3,487 sqft); Similar age (2015 vs 2014); Similar lot size (6,447 vs 6,401 sqft)
    $684,810
  • 4408 Casa Grande Ln, Mckinney, TX 75070
    3,528 sqft | $193/sqft | built 2014 | Similar size (3,528 vs 3,487 sqft); Built same year (2014); Similar lot size (6,440 vs 6,401 sqft)
    $682,482
  • 4712 El Paso St, Mckinney, TX 75070
    3,527 sqft | $191/sqft | built 2014 | Similar size (3,527 vs 3,487 sqft); Built same year (2014); Similar lot size (6,450 vs 6,401 sqft)
    $671,934
  • 6608 Viejita St, Mckinney, TX 75070
    3,493 sqft | $192/sqft | built 2015 | Similar size (3,493 vs 3,487 sqft); Similar age (2015 vs 2014); Similar lot size (6,600 vs 6,401 sqft)
    $672,000
  • 4421 Tortuga Ln, Mckinney, TX 75070
    3,555 sqft | $191/sqft | built 2015 | Similar size (3,555 vs 3,487 sqft); Similar age (2015 vs 2014); Similar lot size (6,440 vs 6,401 sqft)
    $680,000

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.

  • 6408 Arroyo Grande Ave, Mckinney, TX 75070
    September-30-2026 | 3,528 sqft | $207/sqft | built 2017 | Similar size (3,528 sqft); Similar age (2017); Sold after the valuation date
    $730,800
  • 4845 Brantley Dr, Mckinney, TX 75070
    August-12-2026 | 3,573 sqft | $186/sqft | built 2018 | Similar size (3,573 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $665,000
  • 4817 Buffalo Trace Ln, Mckinney, TX 75070
    August-31-2026 | 3,614 sqft | $221/sqft | built 2023 | Similar size (3,614 sqft); Moderate age difference (9 years newer); Sold after the valuation date
    $799,999
  • 6905 Denali Dr, Mckinney, TX 75070
    September-17-2026 | 3,222 sqft | $202/sqft | built 2013 | 8% size difference (3,222 sqft); Similar age (2013); Sold after the valuation date
    $650,000
  • 8016 Blue Hole Ct, Mckinney, TX 75070
    September-21-2026 | 3,628 sqft | $207/sqft | built 2007 | Similar size (3,628 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $749,900

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 10.9% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$674,864−$82,559−10.9%
2025$757,423+$31,600+4.4%
2024$725,823−$20,666−2.8%
2023$746,489+$104,269+16.2%
2022$642,220+$187,220+41.1%
2021$455,000+$38,000+9.1%
2020$417,000——
6-year total+$257,864+61.8%