Collin Value

3621 Roth Dr, Mckinney, TX 75071

1,813 sqft, built 2018, in Erwin Farms Phase 3. Appraised at $461,968 for 2026.

Collin County account 2780373

Appraised value
$461,968
Tax year 2026
Living area
1,813 sqft
$255 per sqft
Year built
2018

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 75071, Erwin Farms Phase 3, and McKinney 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 6.7% from $495,277 in 2025 to $461,968 in 2026.
  • Appraised value per square footThe current public record shows about $255 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Erwin Farms Phase 3 neighborhood and ZIP 75071.
  • Neighborhood value signalAmong 703 residential records in the same neighborhood, the average appraised value is about $191 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +30.1% on average.

Comparable assessments

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

  • 3612 Venetian Ct, Mckinney, TX 75071
    1,854 sqft | $246/sqft | built 2018 | Similar size (1,854 vs 1,813 sqft); Built same year (2018); Similar lot size (7,250 vs 7,250 sqft)
    $456,756
  • 3417 Montadale Ave, Mckinney, TX 75071
    1,800 sqft | $260/sqft | built 2018 | Similar size (1,800 vs 1,813 sqft); Built same year (2018); Similar lot size (7,440 vs 7,250 sqft)
    $468,190
  • 3624 Venetian Ct, Mckinney, TX 75071
    1,811 sqft | $239/sqft | built 2018 | Similar size (1,811 vs 1,813 sqft); Built same year (2018); Similar lot size (7,250 vs 7,250 sqft)
    $432,009
  • 3624 Roth Dr, Mckinney, TX 75071
    1,800 sqft | $242/sqft | built 2018 | Similar size (1,800 vs 1,813 sqft); Built same year (2018); Similar lot size (7,250 vs 7,250 sqft)
    $435,519
  • 3717 Ancona St, Mckinney, TX 75071
    1,817 sqft | $246/sqft | built 2019 | Similar size (1,817 vs 1,813 sqft); Similar age (2019 vs 2018); Similar lot size (7,393 vs 7,250 sqft)
    $446,174

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.

  • 3700 Ancona St, Mckinney, TX 75071
    August-25-2026 | 1,932 sqft | $223/sqft | built 2019 | 7% size difference (1,932 sqft); Similar age (2019); Sold after the valuation date
    $429,900
  • 8101 Meadow Valley Dr, Mckinney, TX 75071
    July-23-2026 | 1,813 sqft | $215/sqft | built 2024 | Similar size (1,813 sqft); Moderate age difference (6 years newer); Sold after the valuation date
    $389,500
  • 5012 White Spruce Dr, Mckinney, TX 75071
    June-26-2026 | 1,861 sqft | $242/sqft | built 2012 | Similar size (1,861 sqft); Moderate age difference (6 years older); Sold after the valuation date
    $449,900
  • 1116 Nocona Dr, Mckinney, TX 75071
    September-10-2026 | 1,664 sqft | $204/sqft | built 2014 | 8% size difference (1,664 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $340,000
  • 3933 Ramble Creek Dr, Mckinney, TX 75071
    September-9-2026 | 2,074 sqft | $224/sqft | built 2017 | 14% size difference (2,074 sqft); Similar age (2017); Sold after the valuation date
    $465,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Collin Central Appraisal District. Sales data checked in this snapshot: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Down 6.7% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$461,968−$33,309−6.7%
2025$495,277+$5,423+1.1%
2024$489,854+$11,532+2.4%
2023$478,322+$69,796+17.1%
2022$408,526+$118,398+40.8%
2021$290,128+$2,280+0.8%
2020$287,848——
6-year total+$174,120+60.5%