Cook County Value

1340 Westmoor Trl, Winnetka, IL 60093

4 bed / 2 bath, 2,408 sqft, built 1958, in New Trier. Assessor market value for 2026: $1,181,210.

Cook County account 05184030830000

Assessor market value
$1,181,210
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,408 sqft
$491 per sqft
Year built
1958
Average quality

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 60093 and New Trier assessment pages.

Local guide: New Trier Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for New Trier have closed (Assessor , Board of Review ). 2027 notices usually start in March.

Deadline rule: Set by township: file with the Assessor by your township's last file date, and with the Board of Review while your township is open there. Evidence is reviewed by the Cook County Assessor's Office or, in a separate appeal, by the Cook County Board of Review. Dates checked against the official source.

Assessment snapshot

These public CCAO records highlight what may be worth checking before you file.

  • Assessment changeThe assessor market value decreased 10.5% from $1,320,000 in 2025 to $1,181,210 in 2026.
  • Assessor market value per square footThe current public record shows about $491 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the New Trier neighborhood and ZIP 60093.
  • Neighborhood value signalAmong 326 residential records in the same neighborhood, the average assessor market value is about $458 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.0% on average.

Comparable assessments

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

  • 1307 Hackberry Ln, Winnetka, IL 60093
    2,420 sqft | $544/sqft | built 1953 | Similar size (2,420 vs 2,408 sqft); Similar age (1953 vs 1958); Similar lot size (22,048 vs 22,734 sqft)
    $1,316,150
  • 1350 Westmoor Trl, Winnetka, IL 60093
    2,474 sqft | $538/sqft | built 1956 | Similar size (2,474 vs 2,408 sqft); Similar age (1956 vs 1958); Similar lot size (22,734 vs 22,734 sqft)
    $1,330,000
  • 1319 Trapp Ln, Winnetka, IL 60093
    2,530 sqft | $479/sqft | built 1959 | 5% larger (2,530 vs 2,408 sqft); Similar age (1959 vs 1958); Similar lot size (23,100 vs 22,734 sqft)
    $1,210,980
  • 1299 Trapp Ln, Winnetka, IL 60093
    2,425 sqft | $507/sqft | built 1956 | Similar size (2,425 vs 2,408 sqft); Similar age (1956 vs 1958); Similar lot size (22,680 vs 22,734 sqft)
    $1,230,410
  • 1295 Sunview Ln, Winnetka, IL 60093
    2,378 sqft | $475/sqft | built 1953 | Similar size (2,378 vs 2,408 sqft); Similar age (1953 vs 1958); Similar lot size (21,755 vs 22,734 sqft)
    $1,130,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 1295 Sunview Ln, Winnetka, IL 60093
    June-29-2026 | 2,316 sqft | $477/sqft | built 1953 | Similar size (2,316 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $1,105,813
  • 170 Westview Rd, Winnetka, IL 60093
    2,841 sqft | $488/sqft | built 1951 | Moderate age difference (7 years older); Within 1 bedroom (5 vs 4)
    $1,387,000
  • 875 Private Rd, Winnetka, IL 60093
    2,376 sqft | $2,315/sqft | built 1958 | Similar size (2,376 sqft); Similar age (1958); Same beds (4)
    $5,500,000
  • 1505 Tower Rd, Winnetka, IL 60093
    2,233 sqft | $584/sqft | built 1942 | 7% size difference (2,233 sqft); Same beds (4)
    $1,305,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Cook County Assessor's Office. Sales data checked in this snapshot: . Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Down 10.5% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,181,210−$138,790−10.5%
2025$1,320,000+$511,460+63.3%
2024$808,540$00.0%
2023$808,540−$185,890−18.7%
2022$994,430+$263,470+36.0%
2021$730,960+$200.0%
2020$730,940——
6-year total+$450,270+61.6%