Collin Value

1828 Lampasas Dr, Allen, TX 75013

4,734 sqft, built 2020, in Walnut Springs At Twin Creeks. Appraised at $936,716 for 2026.

Collin County account 2762565

Appraised value
$936,716
Tax year 2026
Living area
4,734 sqft
$198 per sqft
Year built
2020
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 Walnut Springs At Twin Creeks 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 3.9% from $975,185 in 2025 to $936,716 in 2026.
  • Appraised value per square footThe current public record shows about $198 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Walnut Springs At Twin Creeks neighborhood and ZIP 75013.
  • Neighborhood value signalAmong 108 residential records in the same neighborhood, the average appraised value is about $221 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.3% on average.

Comparable assessments

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

  • 1413 Anna Marie Ln, Allen, TX 75013
    4,751 sqft | $199/sqft | built 2019 | Similar size (4,751 vs 4,734 sqft); Similar age (2019 vs 2020); Similar lot size (7,187 vs 7,187 sqft)
    $945,652
  • 1405 Adriane Ave, Allen, TX 75013
    4,787 sqft | $201/sqft | built 2021 | Similar size (4,787 vs 4,734 sqft); Similar age (2021 vs 2020); Similar lot size (7,230 vs 7,187 sqft)
    $961,000
  • 1806 Marshall Dr, Allen, TX 75013
    4,768 sqft | $196/sqft | built 2018 | Similar size (4,768 vs 4,734 sqft); Similar age (2018 vs 2020); Similar lot size (7,230 vs 7,187 sqft)
    $935,000
  • 1412 Adriane Ave, Allen, TX 75013
    4,749 sqft | $198/sqft | built 2019 | Similar size (4,749 vs 4,734 sqft); Similar age (2019 vs 2020); Similar lot size (7,361 vs 7,187 sqft)
    $941,871
  • 1411 Adriane Ave, Allen, TX 75013
    4,621 sqft | $208/sqft | built 2018 | Similar size (4,621 vs 4,734 sqft); Similar age (2018 vs 2020); Similar lot size (7,230 vs 7,187 sqft)
    $960,000

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.

  • 2029 Temperate Dr, Allen, TX 75013
    July-16-2026 | 4,596 sqft | $217/sqft | built 2017 | Similar size (4,596 sqft); Similar age (2017); Sold after the valuation date
    $999,000
  • 1829 Canyon Ct, Allen, TX 75013
    August-3-2026 | 4,869 sqft | $179/sqft | built 2005 | Similar size (4,869 sqft); Sold after the valuation date
    $872,000
  • 1812 Trinidad Ln, Allen, TX 75013
    August-11-2026 | 4,643 sqft | $188/sqft | built 2010 | Similar size (4,643 sqft); Moderate age difference (10 years older); Sold after the valuation date
    $875,000
  • 927 McKamy Dr, Allen, TX 75013
    September-21-2026 | 4,333 sqft | $208/sqft | built 2007 | 8% size difference (4,333 sqft); Sold after the valuation date
    $900,000
  • 1121 Spencer St, Allen, TX 75013
    June-12-2026 | 4,989 sqft | $251/sqft | built 2016 | 5% size difference (4,989 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $1,250,000

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 3.9% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$936,716−$38,469−3.9%
2025$975,185−$53,815−5.2%
2024$1,029,000+$122,551+13.5%
2023$906,449+$264,915+41.3%
2022$641,534——
4-year total+$295,182+46.0%