Collin Value

6408 Palo Alto St, Mckinney, TX 75070

2,163 sqft, built 2017, in Barcelona Addition. Appraised at $525,578 for 2026.

Collin County account 2757700

Appraised value
$525,578
Tax year 2026
Living area
2,163 sqft
$243 per sqft
Year built
2017

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 11.3% from $592,704 in 2025 to $525,578 in 2026.
  • Appraised value per square footThe current public record shows about $243 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.

  • 4608 Del Rey Ave, Mckinney, TX 75070
    2,199 sqft | $249/sqft | built 2017 | Similar size (2,199 vs 2,163 sqft); Built same year (2017); Similar lot size (6,562 vs 6,579 sqft)
    $546,661
  • 4225 Famoso St, Mckinney, TX 75070
    2,199 sqft | $252/sqft | built 2017 | Similar size (2,199 vs 2,163 sqft); Built same year (2017); Similar lot size (6,500 vs 6,579 sqft)
    $554,911
  • 4245 Brookstone Dr, Mckinney, TX 75070
    2,193 sqft | $255/sqft | built 2018 | Similar size (2,193 vs 2,163 sqft); Similar age (2018 vs 2017); Similar lot size (6,715 vs 6,579 sqft)
    $558,172
  • 4233 Casa Grande Ln, Mckinney, TX 75070
    2,201 sqft | $251/sqft | built 2020 | Similar size (2,201 vs 2,163 sqft); Similar age (2020 vs 2017); Similar lot size (6,587 vs 6,579 sqft)
    $551,598
  • 4412 Tortuga Ln, Mckinney, TX 75070
    2,203 sqft | $242/sqft | built 2014 | Similar size (2,203 vs 2,163 sqft); Similar age (2014 vs 2017); Similar lot size (6,600 vs 6,579 sqft)
    $532,283

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: . Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Down 11.3% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$525,578−$67,126−11.3%
2025$592,704+$10,704+1.8%
2024$582,000+$12,586+2.2%
2023$569,414+$51,729+10.0%
2022$517,685+$163,564+46.2%
2021$354,121+$14,150+4.2%
2020$339,971——
6-year total+$185,607+54.6%

Recent sale history

Recent transfers help establish whether the county value is tracking real market behavior.

  • $599,900 sale recorded on June-5-2026