Collin Value

4668 Cowan Cir, Plano, TX 75024

3,641 sqft, built 2001, in Crystal Creek. Appraised at $812,443 for 2026.

Collin County account 2122656

In line with similar homes

8 similar homes nearby support a value at or above your county value.

Appraised value$812,443
Similar homes$814,782
No gap: similar homes are at or above the county value · bars start at $0

How sure: High · 8 similar homes (5 shown below) · public records only

Appraised value
$812,443
Tax year 2026
Living area
3,641 sqft
$223 per sqft
Year built
2001
Homestead
Yes
Owner-occupied exemption on file

What we found

Unequal assessment

Weak

7 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $206.74/sqft, but land is valued apart from the home, and some of them have less land value per square foot of home than yours, which counts as $264,000. Counting your land in place of theirs where theirs is less, they support a value of $814,782.

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 75024 and Crystal Creek 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 4.8% from $853,743 in 2025 to $812,443 in 2026.
  • Appraised value per square footThe current public record shows about $223 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Crystal Creek neighborhood and ZIP 75024.
  • Neighborhood value signalAmong 168 residential records in the same neighborhood, the average appraised value is about $201 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -5.6% on average.

Comparable assessments

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

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.

  • 4507 Hawkhurst Dr, Plano, TX 75024
    August-26-2026 | 3,611 sqft | $192/sqft | built 2001 | Similar size (3,611 sqft); Similar age (2001); Sold after the valuation date
    $695,000
  • 4632 Durban Park Dr, Plano, TX 75024
    September-11-2026 | 3,844 sqft | $204/sqft | built 2004 | 6% size difference (3,844 sqft); Similar age (2004); Sold after the valuation date
    $785,000
  • 4605 Ainsley Dr, Plano, TX 75024
    September-28-2026 | 3,485 sqft | $194/sqft | built 1990 | Similar size (3,485 sqft); Sold after the valuation date
    $675,000
  • 6021 Gentle Way, Plano, TX 75024
    August-31-2026 | 3,561 sqft | $226/sqft | built 2011 | Similar size (3,561 sqft); Moderate age difference (10 years newer); Sold after the valuation date
    $805,000
  • 4589 Mackey Ct, Plano, TX 75024
    July-16-2026 | 3,542 sqft | $224/sqft | built 1999 | Similar size (3,542 sqft); Similar age (1999); Sold after the valuation date
    $795,000

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

Down 4.8% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$812,443−$41,300−4.8%
2025$853,743+$160,414+23.1%
2024$693,329−$16,675−2.3%
2023$710,004+$75,004+11.8%
2022$635,000+$115,585+22.3%
2021$519,415+$6,950+1.4%
2020$512,465——
6-year total+$299,978+58.5%