Collin Value

502 S Waddill St, Mckinney, TX 75069

1,088 sqft, built 1940, in Black & Smith Addition. Appraised at $323,155 for 2026.

Collin County account 1081821

In line with similar homes

8 similar homes nearby support a value at or above your county value.

Appraised value$323,155
Similar homes$323,603
No gap: similar homes are at or above the county value · bars start at $0

How sure: High · 8 similar homes (5 shown below) · public records only

Appraised value
$323,155
Tax year 2026
Living area
1,088 sqft
$297 per sqft
Year built
1940

What we found

Unequal assessment

Weak

6 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $250.82/sqft, but land is valued apart from the home, and some of them have less land value per square foot of home than yours, which counts as $218,750. Counting your land in place of theirs where theirs is less, they support a value of $323,603.

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, Black & Smith Addition, 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 0.7% from $320,903 in 2025 to $323,155 in 2026.
  • Appraised value per square footThe current public record shows about $297 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Black & Smith Addition neighborhood and ZIP 75069.
  • Neighborhood value signalAmong 1,765 residential records in the same neighborhood, the average appraised value is about $238 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -1.7% on average.

Comparable assessments

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

  • 502 Pearson Ave, Mckinney, TX 75069
    1,092 sqft | $216/sqft | built 1935 | Similar size (1,092 vs 1,088 sqft); Similar age (1935 vs 1940); Similar lot size (7,806 vs 8,491 sqft)
    $235,975
  • 603 Pearson Ave, Mckinney, TX 75069
    1,078 sqft | $242/sqft | built 1945 | Similar size (1,078 vs 1,088 sqft); Similar age (1945 vs 1940); Similar lot size (7,790 vs 8,491 sqft)
    $261,127
  • 908 Lela St, Mckinney, TX 75069
    1,032 sqft | $301/sqft | built 1950 | 5% smaller (1,032 vs 1,088 sqft); Similar lot size (8,562 vs 8,491 sqft); Same neighborhood
    $310,192
  • 1414 N Bradley St, Mckinney, TX 75069
    1,084 sqft | $251/sqft | built 1955 | Similar size (1,084 vs 1,088 sqft); Similar lot size (8,902 vs 8,491 sqft); Same neighborhood
    $271,884
  • 606 S Chestnut St, Mckinney, TX 75069
    1,116 sqft | $272/sqft | built 1955 | Similar size (1,116 vs 1,088 sqft); Similar lot size (8,712 vs 8,491 sqft); Same neighborhood
    $303,965

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.

  • 810 W Lamar St, Mckinney, TX 75069
    July-15-2026 | 1,162 sqft | $258/sqft | built 1940 | 7% size difference (1,162 sqft); Similar age (1940); Sold after the valuation date
    $299,950
  • 1003 Garcia St, Mckinney, TX 75069
    July-28-2026 | 1,132 sqft | $124/sqft | built 1941 | Similar size (1,132 sqft); Similar age (1941); Sold after the valuation date
    $140,000
  • 1308 Sherman St, Mckinney, TX 75069
    July-20-2026 | 1,176 sqft | $234/sqft | built 1945 | 8% size difference (1,176 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $275,000
  • 603 Barnes St, Mckinney, TX 75069
    September-11-2026 | 880 sqft | $307/sqft | built 1950 | Moderate age difference (10 years newer); Sold after the valuation date
    $270,000
  • 1201 1/2 Cole St, Mckinney, TX 75069
    October-9-2026 | 960 sqft | $301/sqft | built 1942 | 12% size difference (960 sqft); Similar age (1942); Sold after the valuation date
    $289,000

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 0.7% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$323,155+$2,252+0.7%
2025$320,903+$32,492+11.3%
2024$288,411+$43,411+17.7%
2023$245,000+$20,000+8.9%
2022$225,000+$46,314+25.9%
2021$178,686−$4,586−2.5%
2020$183,272——
6-year total+$139,883+76.3%

Recent sale history

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

  • $459,000 sale recorded on September-11-2026