Collin Value

409 Oak St, Mckinney, TX 75069

1,856 sqft, built 1938, in Mcwilliams Manor. Appraised at $582,602 for 2026.

Collin County account 1086746

Appraised value
$582,602
Tax year 2026
Living area
1,856 sqft
$314 per sqft
Year built
1938
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 increased 4.2% from $559,104 in 2025 to $582,602 in 2026.
  • Appraised value per square footThe current public record shows about $314 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

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

  • 318 S Kentucky St, Mckinney, TX 75069
    1,823 sqft | $243/sqft | built 1942 | Similar size (1,823 vs 1,856 sqft); Similar age (1942 vs 1938); Similar lot size (8,098 vs 8,552 sqft)
    $442,760
  • 1210 W Hunt St, Mckinney, TX 75069
    1,974 sqft | $259/sqft | built 1940 | 6% larger (1,974 vs 1,856 sqft); Similar age (1940 vs 1938); Similar lot size (8,649 vs 8,552 sqft)
    $512,000
  • 1000 W Lamar St, Mckinney, TX 75069
    1,878 sqft | $290/sqft | built 1935 | Similar size (1,878 vs 1,856 sqft); Similar age (1935 vs 1938); Lot 12% smaller (7,524 vs 8,552 sqft)
    $545,154
  • 900 W Lamar St, Mckinney, TX 75069
    1,886 sqft | $308/sqft | built 1936 | Similar size (1,886 vs 1,856 sqft); Similar age (1936 vs 1938); Similar lot size (8,960 vs 8,552 sqft)
    $580,596
  • 802 W Louisiana St, Mckinney, TX 75069
    1,848 sqft | $297/sqft | built 1941 | Similar size (1,848 vs 1,856 sqft); Similar age (1941 vs 1938); Lot 19% smaller (6,969 vs 8,552 sqft)
    $548,879

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

Up 4.2% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$582,602+$23,498+4.2%
2025$559,104+$79,277+16.5%
2024$479,827+$31,854+7.1%
2023$447,973+$31,942+7.7%
2022$416,031+$99,938+31.6%
2021$316,093+$95,083+43.0%
2020$221,010——
6-year total+$361,592+163.6%