Collin Value

521 Mustang Ct, Lavon, TX 75166

1,804 sqft, built 1992, in Bordeaux Addition. Appraised at $369,725 for 2026.

Collin County account 1709306

Appraised value
$369,725
Tax year 2026
Living area
1,804 sqft
$205 per sqft
Year built
1992
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 75166 and Bordeaux Addition 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 10.4% from $334,756 in 2025 to $369,725 in 2026.
  • Appraised value per square footThe current public record shows about $205 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Bordeaux Addition neighborhood and ZIP 75166.
  • Neighborhood value signalAmong 132 residential records in the same neighborhood, the average appraised value is about $192 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +5.3% on average.

Comparable assessments

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

  • 505 Mustang Ct, Lavon, TX 75166
    1,676 sqft | $204/sqft | built 1991 | 7% smaller (1,676 vs 1,804 sqft); Similar age (1991 vs 1992); Similar lot size (56,549 vs 55,891 sqft)
    $341,140
  • 509 Mustang Ct, Lavon, TX 75166
    1,794 sqft | $200/sqft | built 1987 | Similar size (1,794 vs 1,804 sqft); Similar age (1987 vs 1992); Similar lot size (56,954 vs 55,891 sqft)
    $358,657
  • 513 Mustang Ct, Lavon, TX 75166
    1,832 sqft | $157/sqft | built 1986 | Similar size (1,832 vs 1,804 sqft); Similar lot size (56,479 vs 55,891 sqft); Same neighborhood
    $287,360
  • 556 Mustang Ct, Lavon, TX 75166
    1,624 sqft | $232/sqft | built 1994 | 10% smaller (1,624 vs 1,804 sqft); Similar age (1994 vs 1992); Similar lot size (58,065 vs 55,891 sqft)
    $376,818
  • 10467 County Road 540, Lavon, TX 75166
    1,782 sqft | $175/sqft | built 1982 | Similar size (1,782 vs 1,804 sqft); Similar lot size (57,368 vs 55,891 sqft); Same neighborhood
    $311,645

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.

  • 509 Mustang Ct, Lavon, TX 75166
    August-6-2026 | 1,794 sqft | $278/sqft | built 1987 | Similar size (1,794 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $499,500
  • 921 Bowie Dr, Lavon, TX 75166
    September-2-2026 | 1,790 sqft | $165/sqft | built 2006 | Similar size (1,790 sqft); Sold after the valuation date
    $294,990
  • 508 Coolidge Ln, Lavon, TX 75166
    September-8-2026 | 1,857 sqft | $167/sqft | built 2007 | Similar size (1,857 sqft); Sold after the valuation date
    $309,990
  • 1070 Shepard Ln, Lavon, TX 75166
    September-2-2026 | 1,873 sqft | $173/sqft | built 2008 | Similar size (1,873 sqft); Sold after the valuation date
    $324,900
  • 610 Crockett Dr, Lavon, TX 75166
    August-7-2026 | 1,862 sqft | $156/sqft | built 2007 | Similar size (1,862 sqft); Sold after the valuation date
    $290,000

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 10.4% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$369,725+$34,969+10.4%
2025$334,756−$144,327−30.1%
2024$479,083+$56,238+13.3%
2023$422,845+$55,846+15.2%
2022$366,999+$68,960+23.1%
2021$298,039+$23,783+8.7%
2020$274,256——
6-year total+$95,469+34.8%