Collin Value

309 Byrne St, Mckinney, TX 75069

1,956 sqft, built 2005, in Mcwilliams Manor. Appraised at $523,049 for 2026.

Collin County account 2563579

Appraised value
$523,049
Tax year 2026
Living area
1,956 sqft
$267 per sqft
Year built
2005
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 75069, Mcwilliams Manor, McKinney, and Fairview 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 2.2% from $534,779 in 2025 to $523,049 in 2026.
  • Appraised value per square footThe current public record shows about $267 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Mcwilliams Manor neighborhood and ZIP 75069.
  • Neighborhood value signalAmong 964 residential records in the same neighborhood, the average appraised value is about $300 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +2.6% on average.

Comparable assessments

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

  • 504 N Wood St, Mckinney, TX 75069
    2,030 sqft | $340/sqft | built 2011 | Similar size (2,030 vs 1,956 sqft); Similar lot size (8,367 vs 8,694 sqft); Same neighborhood
    $689,854
  • 410 W Standifer St, Mckinney, TX 75069
    2,101 sqft | $262/sqft | built 2004 | 7% larger (2,101 vs 1,956 sqft); Similar age (2004 vs 2005); Similar lot size (9,022 vs 8,694 sqft)
    $550,871
  • 412 S Benge St, Mckinney, TX 75069
    2,058 sqft | $314/sqft | built 2004 | 5% larger (2,058 vs 1,956 sqft); Similar age (2004 vs 2005); Lot 14% smaller (7,501 vs 8,694 sqft)
    $646,863
  • 503 Barnes St, Mckinney, TX 75069
    1,826 sqft | $312/sqft | built 2002 | 7% smaller (1,826 vs 1,956 sqft); Similar age (2002 vs 2005); Lot 10% smaller (7,820 vs 8,694 sqft)
    $570,152
  • 413 N Bradley St, Mckinney, TX 75069
    2,066 sqft | $330/sqft | built 2005 | 6% larger (2,066 vs 1,956 sqft); Built same year (2005); Lot 16% larger (10,079 vs 8,694 sqft)
    $681,500

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 2.2% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$523,049−$11,730−2.2%
2025$534,779−$35,617−6.2%
2024$570,396+$28,937+5.3%
2023$541,459+$78,038+16.8%
2022$463,421+$51,086+12.4%
2021$412,335+$47,238+12.9%
2020$365,097——
6-year total+$157,952+43.3%