Collin Value

3921 18th St, Plano, TX 75074

2,438 sqft, built 1987, in Hidden Meadows Of Los Rios No 2. Appraised at $397,635 for 2026.

Collin County account 1850456

Appraised value
$397,635
Tax year 2026
Living area
2,438 sqft
$163 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 75074 and Hidden Meadows Of Los Rios No 2 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 increased 0.5% from $395,662 in 2025 to $397,635 in 2026.
  • Appraised value per square footThe current public record shows about $163 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Hidden Meadows Of Los Rios No 2 neighborhood and ZIP 75074.
  • Neighborhood value signalAmong 176 residential records in the same neighborhood, the average appraised value is about $195 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +0.7% on average.

Comparable assessments

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

  • 3916 18th St, Plano, TX 75074
    2,438 sqft | $156/sqft | built 1987 | Similar size (2,438 vs 2,438 sqft); Built same year (1987); Same neighborhood
    $379,523
  • 3940 Valdez Ct, Plano, TX 75074
    2,438 sqft | $165/sqft | built 1987 | Similar size (2,438 vs 2,438 sqft); Built same year (1987); Same neighborhood
    $403,427
  • 4000 Valdez Ct, Plano, TX 75074
    2,438 sqft | $174/sqft | built 1987 | Similar size (2,438 vs 2,438 sqft); Built same year (1987); Same neighborhood
    $425,368
  • 3929 Valdez Ct, Plano, TX 75074
    2,438 sqft | $179/sqft | built 1987 | Similar size (2,438 vs 2,438 sqft); Built same year (1987); Same neighborhood
    $437,559
  • 4013 Valdez Ct, Plano, TX 75074
    2,410 sqft | $179/sqft | built 1987 | Similar size (2,410 vs 2,438 sqft); Built same year (1987); Same neighborhood
    $432,371

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.

  • 2132 Donna Dr, Plano, TX 75074
    September-16-2026 | 2,438 sqft | $207/sqft | built 1987 | Similar size (2,438 sqft); Similar age (1987); Sold after the valuation date
    $505,000
  • 4125 Camino Dr, Plano, TX 75074
    July-16-2026 | 2,361 sqft | $169/sqft | built 1983 | Similar size (2,361 sqft); Moderate age difference (4 years older); Sold after the valuation date
    $399,900
  • 3220 Peppertree Pl, Plano, TX 75074
    July-2-2026 | 2,333 sqft | $189/sqft | built 1992 | Similar size (2,333 sqft); Moderate age difference (5 years newer); Sold after the valuation date
    $440,000
  • 1725 Cordoba Ct, Plano, TX 75074
    July-28-2026 | 2,317 sqft | $211/sqft | built 1978 | Similar size (2,317 sqft); Moderate age difference (9 years older); Sold after the valuation date
    $490,000
  • 3349 Marsalis Ln, Plano, TX 75074
    August-27-2026 | 2,621 sqft | $202/sqft | built 1998 | 8% size difference (2,621 sqft); Sold after the valuation date
    $529,900

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

Up 0.5% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$397,635+$1,973+0.5%
2025$395,662−$9,124−2.3%
2024$404,786+$30,336+8.1%
2023$374,450+$13,094+3.6%
2022$361,356+$70,356+24.2%
2021$291,000+$11,215+4.0%
2020$279,785——
6-year total+$117,850+42.1%