Cook County Value

1256 N Forest Glen Dr, Winnetka, IL 60093

4 bed / 2 bath, 3,661 sqft, built 1951, in New Trier. Assessor market value for 2026: $1,740,000.

Cook County account 05171180360000

Assessor market value
$1,740,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,661 sqft
$475 per sqft
Year built
1951
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 stayed about the same, from $1,740,000 in 2025 to $1,740,000 in 2026.
  • Assessor market value per square footThe current public record shows about $475 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 1,469 residential records in the same neighborhood, the average assessor market value is about $518 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.

  • 1267 S Forest Glen Dr, Winnetka, IL 60093
    3,534 sqft | $484/sqft | built 1955 | Similar size (3,534 vs 3,661 sqft); Similar age (1955 vs 1951); Similar lot size (11,700 vs 11,371 sqft)
    $1,710,000
  • 340 Sheridan Rd, Winnetka, IL 60093
    3,469 sqft | $516/sqft | built 1951 | 5% smaller (3,469 vs 3,661 sqft); Built same year (1951); Similar lot size (11,695 vs 11,371 sqft)
    $1,790,010
  • 654 Pine St, Winnetka, IL 60093
    3,689 sqft | $547/sqft | built 1943 | Similar size (3,689 vs 3,661 sqft); Similar lot size (12,090 vs 11,371 sqft); Same quality (Average)
    $2,016,360
  • 463 Orchard Ln, Winnetka, IL 60093
    3,724 sqft | $567/sqft | built 1957 | Similar size (3,724 vs 3,661 sqft); Similar lot size (11,050 vs 11,371 sqft); Same quality (Average)
    $2,110,000
  • 918 Forest Glen Dr East, Winnetka, IL 60093
    3,604 sqft | $480/sqft | built 1946 | Similar size (3,604 vs 3,661 sqft); Similar age (1946 vs 1951); Similar lot size (10,921 vs 11,371 sqft)
    $1,731,420

Recent comparable sales

Sales selected by similarity to the subject property.

Public appraisal comparison for 2026. Prepared . Appraisal source: Cook County Assessor's Office. 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

No change in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,740,000$00.0%
2025$1,740,000+$481,730+38.3%
2024$1,258,270−$81,730−6.1%
2023$1,340,000$00.0%
2022$1,340,000+$400,150+42.6%
2021$939,850+$100.0%
2020$939,840——
6-year total+$800,160+85.1%