Collin Value

3237 Devonshire Dr, Plano, TX 75075

1,742 sqft, built 1987, in Cobblestone Townhome Community. Appraised at $334,358 for 2026.

Collin County account 1570142

Appraised value
$334,358
Tax year 2026
Living area
1,742 sqft
$192 per sqft
Year built
1987
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 75075 and Cobblestone Townhome Community 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 4.0% from $348,451 in 2025 to $334,358 in 2026.
  • Appraised value per square footThe current public record shows about $192 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Cobblestone Townhome Community neighborhood and ZIP 75075.
  • Neighborhood value signalAmong 36 residential records in the same neighborhood, the average appraised value is about $192 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -5.0% on average.

Comparable assessments

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

  • 3317 Devonshire Dr, Plano, TX 75075
    1,676 sqft | $200/sqft | built 1988 | Similar size (1,676 vs 1,742 sqft); Similar age (1988 vs 1987); Similar lot size (4,203 vs 4,238 sqft)
    $335,119
  • 3345 Devonshire Dr, Plano, TX 75075
    1,745 sqft | $195/sqft | built 1998 | Similar size (1,745 vs 1,742 sqft); Similar lot size (4,229 vs 4,238 sqft); Same neighborhood
    $340,519
  • 3221 Devonshire Dr, Plano, TX 75075
    1,717 sqft | $193/sqft | built 1987 | Similar size (1,717 vs 1,742 sqft); Built same year (1987); Similar lot size (3,850 vs 4,238 sqft)
    $331,257
  • 3145 Devonshire Dr, Plano, TX 75075
    1,756 sqft | $185/sqft | built 1984 | Similar size (1,756 vs 1,742 sqft); Similar age (1984 vs 1987); Lot 12% smaller (3,741 vs 4,238 sqft)
    $325,118
  • 3121 Devonshire Dr, Plano, TX 75075
    1,788 sqft | $194/sqft | built 1984 | Similar size (1,788 vs 1,742 sqft); Similar age (1984 vs 1987); Lot 12% smaller (3,741 vs 4,238 sqft)
    $347,758

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.

  • 1528 Copper Creek Dr, Plano, TX 75075
    August-31-2026 | 1,755 sqft | $219/sqft | built 1977 | Similar size (1,755 sqft); Moderate age difference (10 years older); Sold after the valuation date
    $385,000
  • 3337 Devonshire Dr, Plano, TX 75075
    August-7-2026 | 1,823 sqft | $178/sqft | built 1998 | Similar size (1,823 sqft); Sold after the valuation date
    $325,000
  • 1701 Baffin Bay Dr, Plano, TX 75075
    September-15-2026 | 1,839 sqft | $228/sqft | built 1979 | 6% size difference (1,839 sqft); Moderate age difference (8 years older); Sold after the valuation date
    $420,000
  • 2208 Newcastle Cir, Plano, TX 75075
    October-7-2026 | 1,874 sqft | $211/sqft | built 1976 | 8% size difference (1,874 sqft); Sold after the valuation date
    $395,000
  • 820 Wynnpage Ln, Plano, TX 75075
    July-6-2026 | 1,691 sqft | $222/sqft | built 1990 | Similar size (1,691 sqft); Similar age (1990); Sold after the valuation date
    $375,000

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 4.0% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$334,358−$14,093−4.0%
2025$348,451+$40,044+13.0%
2024$308,407+$19,535+6.8%
2023$288,872+$51,095+21.5%
2022$237,777+$7,532+3.3%
2021$230,245+$13,030+6.0%
2020$217,215——
6-year total+$117,143+53.9%