Collin Value

1821 Trinidad Ln, Allen, TX 75013

3,937 sqft, built 2010, in Twin Creeks Phase 8C. Appraised at $880,227 for 2026.

Collin County account 2619291

Appraised value
$880,227
Tax year 2026
Living area
3,937 sqft
$224 per sqft
Year built
2010
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 75013 and Twin Creeks Phase 8C 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 7.2% from $948,715 in 2025 to $880,227 in 2026.
  • Appraised value per square footThe current public record shows about $224 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Twin Creeks Phase 8C neighborhood and ZIP 75013.
  • Neighborhood value signalAmong 80 residential records in the same neighborhood, the average appraised value is about $206 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -7.9% on average.

Comparable assessments

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

  • 1836 Olney Dr, Allen, TX 75013
    3,932 sqft | $218/sqft | built 2009 | Similar size (3,932 vs 3,937 sqft); Similar age (2009 vs 2010); Both have pool
    $857,907
  • 1817 Olney Dr, Allen, TX 75013
    3,920 sqft | $248/sqft | built 2008 | Similar size (3,920 vs 3,937 sqft); Similar age (2008 vs 2010); Both have pool
    $973,465
  • 1848 Trinidad Ln, Allen, TX 75013
    3,795 sqft | $230/sqft | built 2008 | Similar size (3,795 vs 3,937 sqft); Similar age (2008 vs 2010); Both have pool
    $871,600
  • 1814 Trinidad Ln, Allen, TX 75013
    3,937 sqft | $210/sqft | built 2009 | Similar size (3,937 vs 3,937 sqft); Similar age (2009 vs 2010); Same neighborhood
    $825,054
  • 1821 Olney Dr, Allen, TX 75013
    3,932 sqft | $216/sqft | built 2009 | Similar size (3,932 vs 3,937 sqft); Similar age (2009 vs 2010); Same neighborhood
    $848,171

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.

  • 2260 Richmond Ln, Allen, TX 75013
    September-14-2026 | 4,025 sqft | $211/sqft | built 2009 | Similar size (4,025 sqft); Similar age (2009); Sold after the valuation date
    $850,000
  • 859 Fountain View Ct, Allen, TX 75013
    August-28-2026 | 3,792 sqft | $237/sqft | built 2013 | Similar size (3,792 sqft); Similar age (2013); Sold after the valuation date
    $899,900
  • 901 Crestmoor Dr, Allen, TX 75013
    September-4-2026 | 4,105 sqft | $225/sqft | built 2006 | Similar size (4,105 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $924,999
  • 1531 Evanvale Dr, Allen, TX 75013
    June-26-2026 | 4,012 sqft | $199/sqft | built 2010 | Similar size (4,012 sqft); Similar age (2010); Sold after the valuation date
    $798,500
  • 2012 Burnside Dr, Allen, TX 75013
    September-1-2026 | 3,995 sqft | $170/sqft | built 2003 | Similar size (3,995 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $680,000

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 7.2% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$880,227−$68,488−7.2%
2025$948,715+$49,163+5.5%
2024$899,552+$3250.0%
2023$899,227+$138,839+18.3%
2022$760,388+$127,513+20.1%
2021$632,875+$77,765+14.0%
2020$555,110——
6-year total+$325,117+58.6%