Collin Value

2321 Keystone Dr, Mckinney, TX 75070

2,161 sqft, built 1999, in Eldorado Pointe Phase 3. Appraised at $420,745 for 2026.

Collin County account 2069451

Appraised value
$420,745
Tax year 2026
Living area
2,161 sqft
$195 per sqft
Year built
1999
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 75070, Eldorado Pointe 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 increased 1.6% from $414,161 in 2025 to $420,745 in 2026.
  • Appraised value per square footThe current public record shows about $195 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Eldorado Pointe Phase 3 neighborhood and ZIP 75070.
  • Neighborhood value signalAmong 148 residential records in the same neighborhood, the average appraised value is about $194 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -4.0% on average.

Comparable assessments

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

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.

  • 3408 Loblolly Ln, Mckinney, TX 75070
    September-25-2026 | 2,209 sqft | $195/sqft | built 2003 | Similar size (2,209 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $430,000
  • 2900 Breckenridge Ct, Mckinney, TX 75070
    August-5-2026 | 2,145 sqft | $184/sqft | built 1997 | Similar size (2,145 sqft); Similar age (1997); Sold after the valuation date
    $395,000
  • 4424 Santa Fe Ln, Mckinney, TX 75070
    September-23-2026 | 2,021 sqft | $168/sqft | built 1997 | 6% size difference (2,021 sqft); Similar age (1997); Sold after the valuation date
    $338,997
  • 5905 Chisholm Trl, Mckinney, TX 75070
    September-29-2026 | 2,223 sqft | $209/sqft | built 2008 | Similar size (2,223 sqft); Moderate age difference (9 years newer); Sold after the valuation date
    $465,000
  • 4910 Silverweed Dr, Mckinney, TX 75070
    September-8-2026 | 2,021 sqft | $173/sqft | built 1998 | 6% size difference (2,021 sqft); Similar age (1998); Sold after the valuation date
    $349,000

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

Up 1.6% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$420,745+$6,584+1.6%
2025$414,161−$17,592−4.1%
2024$431,753+$24,506+6.0%
2023$407,247+$37,273+10.1%
2022$369,974+$93,290+33.7%
2021$276,684+$9,865+3.7%
2020$266,819——
6-year total+$153,926+57.7%