Collin Value

3617 Deep Valley Trl, Plano, TX 75023

2,000 sqft, built 1983, in Parker Road Ests West No 3-W. Appraised at $449,319 for 2026.

Collin County account 316009

Appraised value
$449,319
Tax year 2026
Living area
2,000 sqft
$225 per sqft
Year built
1983
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 75023 and Parker Road Ests West No 3-W 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 4.4% from $469,995 in 2025 to $449,319 in 2026.
  • Appraised value per square footThe current public record shows about $225 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Parker Road Ests West No 3-W neighborhood and ZIP 75023.
  • Neighborhood value signalAmong 997 residential records in the same neighborhood, the average appraised value is about $208 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.

  • 4021 Overdowns Dr, Plano, TX 75023
    October-7-2026 | 2,006 sqft | $224/sqft | built 1974 | Similar size (2,006 sqft); Moderate age difference (9 years older); Sold after the valuation date
    $450,000
  • 6105 Bronze Leaf Dr, Plano, TX 75023
    August-31-2026 | 1,954 sqft | $199/sqft | built 1979 | Similar size (1,954 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $389,000
  • 6841 Douglas Crk, Plano, TX 75023
    September-25-2026 | 2,068 sqft | $203/sqft | built 1990 | Similar size (2,068 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $420,000
  • 1520 Throwbridge Ln, Plano, TX 75023
    August-17-2026 | 2,018 sqft | $242/sqft | built 1978 | Similar size (2,018 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $489,000
  • 3625 Sailmaker Ln, Plano, TX 75023
    July-31-2026 | 2,043 sqft | $252/sqft | built 1984 | Similar size (2,043 sqft); Similar age (1984); Sold after the valuation date
    $515,000

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 4.4% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$449,319−$20,676−4.4%
2025$469,995+$32,123+7.3%
2024$437,872−$9,826−2.2%
2023$447,698+$66,070+17.3%
2022$381,628+$76,798+25.2%
2021$304,830+$20,923+7.4%
2020$283,907——
6-year total+$165,412+58.3%