Collin Value

6504 Palo Alto St, Mckinney, TX 75070

2,990 sqft, built 2019, in Barcelona Addition. Appraised at $648,657 for 2026.

Collin County account 2757706

Appraised value
$648,657
Tax year 2026
Living area
2,990 sqft
$217 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 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 10.7% from $726,713 in 2025 to $648,657 in 2026.
  • Appraised value per square footThe current public record shows about $217 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

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

  • 6613 Lepant Ln, Mckinney, TX 75070
    3,014 sqft | $221/sqft | built 2019 | Similar size (3,014 vs 2,990 sqft); Built same year (2019); Similar lot size (7,440 vs 7,440 sqft)
    $667,238
  • 4220 Querida Ave, Mckinney, TX 75070
    3,008 sqft | $214/sqft | built 2019 | Similar size (3,008 vs 2,990 sqft); Built same year (2019); Similar lot size (7,269 vs 7,440 sqft)
    $645,003
  • 6600 Palo Alto St, Mckinney, TX 75070
    3,021 sqft | $223/sqft | built 2021 | Similar size (3,021 vs 2,990 sqft); Similar age (2021 vs 2019); Similar lot size (7,440 vs 7,440 sqft)
    $672,661
  • 4212 Querida Ave, Mckinney, TX 75070
    3,011 sqft | $212/sqft | built 2019 | Similar size (3,011 vs 2,990 sqft); Built same year (2019); Similar lot size (7,055 vs 7,440 sqft)
    $638,446
  • 6608 Palo Alto St, Mckinney, TX 75070
    3,145 sqft | $215/sqft | built 2020 | 5% larger (3,145 vs 2,990 sqft); Similar age (2020 vs 2019); Similar lot size (7,440 vs 7,440 sqft)
    $676,000

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.

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 10.7% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$648,657−$78,056−10.7%
2025$726,713+$22,773+3.2%
2024$703,940−$11,164−1.6%
2023$715,104+$93,014+15.0%
2022$622,090+$180,333+40.8%
2021$441,757+$21,616+5.1%
2020$420,141——
6-year total+$228,516+54.4%