Collin Value

866 Fannin Dr, Lavon, TX 75166

2,177 sqft, built 2009, in Grand Heritage Club. Appraised at $326,124 for 2026.

Collin County account 2612421

Appraised value
$326,124
Tax year 2026
Living area
2,177 sqft
$150 per sqft
Year built
2009

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 Grand Heritage Club 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 1.7% from $320,776 in 2025 to $326,124 in 2026.
  • Appraised value per square footThe current public record shows about $150 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Grand Heritage Club neighborhood and ZIP 75166.
  • Neighborhood value signalAmong 341 residential records in the same neighborhood, the average appraised value is about $155 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +2.2% on average.

Comparable assessments

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

  • 648 Austin Ln, Lavon, TX 75166
    2,165 sqft | $136/sqft | built 2009 | Similar size (2,165 vs 2,177 sqft); Built same year (2009); Similar lot size (6,346 vs 6,603 sqft)
    $295,400
  • 271 Lamar Dr, Lavon, TX 75166
    2,124 sqft | $159/sqft | built 2011 | Similar size (2,124 vs 2,177 sqft); Similar age (2011 vs 2009); Similar lot size (6,642 vs 6,603 sqft)
    $337,719
  • 240 San Jacinto Dr, Lavon, TX 75166
    2,110 sqft | $146/sqft | built 2006 | Similar size (2,110 vs 2,177 sqft); Similar age (2006 vs 2009); Similar lot size (6,594 vs 6,603 sqft)
    $308,682
  • 314 Houston St, Lavon, TX 75166
    2,274 sqft | $155/sqft | built 2007 | Similar size (2,274 vs 2,177 sqft); Similar age (2007 vs 2009); Similar lot size (6,616 vs 6,603 sqft)
    $352,065
  • 959 Crockett Dr, Lavon, TX 75166
    2,098 sqft | $160/sqft | built 2011 | Similar size (2,098 vs 2,177 sqft); Similar age (2011 vs 2009); Similar lot size (6,451 vs 6,603 sqft)
    $334,663

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.

  • 538 Arthur Dr, Lavon, TX 75166
    August-19-2026 | 2,002 sqft | $137/sqft | built 2009 | 8% size difference (2,002 sqft); Similar age (2009); Sold after the valuation date
    $275,000
  • 330 Rock Acre Dr, Lavon, TX 75166
    September-14-2026 | 2,315 sqft | $153/sqft | built 2022 | 6% size difference (2,315 sqft); Sold after the valuation date
    $355,000
  • 1038 Shepard Ln, Lavon, TX 75166
    June-30-2026 | 2,303 sqft | $152/sqft | built 2008 | 6% size difference (2,303 sqft); Similar age (2008); Sold after the valuation date
    $349,400
  • 218 Brookview Dr, Lavon, TX 75166
    August-21-2026 | 2,002 sqft | $150/sqft | built 2020 | 8% size difference (2,002 sqft); Sold after the valuation date
    $300,000
  • 353 Forage Dr, Lavon, TX 75166
    July-16-2026 | 2,269 sqft | $145/sqft | built 2020 | Similar size (2,269 sqft); Sold after the valuation date
    $329,000

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 1.7% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$326,124+$5,348+1.7%
2025$320,776−$32,303−9.1%
2024$353,079+$2,388+0.7%
2023$350,691+$28,178+8.7%
2022$322,513+$72,620+29.1%
2021$249,893+$8,274+3.4%
2020$241,619——
6-year total+$84,505+35.0%