Cook County Value

601 Ash St, Winnetka, IL 60093

4 bed / 3 bath, 3,549 sqft, built 2013, in New Trier. Assessor market value for 2026: $2,471,680.

Cook County account 05211230100000

Assessor market value
$2,471,680
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,549 sqft
$696 per sqft
Year built
2013
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 9.5% from $2,730,000 in 2025 to $2,471,680 in 2026.
  • Assessor market value per square footThe current public record shows about $696 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

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

  • 595 Lincoln Ave, Winnetka, IL 60093
    3,468 sqft | $673/sqft | built 2016 | Similar size (3,468 vs 3,549 sqft); Similar age (2016 vs 2013); Similar lot size (14,922 vs 14,399 sqft)
    $2,333,530
  • 502 Willow Rd, Winnetka, IL 60093
    3,768 sqft | $644/sqft | built 2004 | 6% larger (3,768 vs 3,549 sqft); Similar lot size (14,355 vs 14,399 sqft); Same quality (Average)
    $2,427,210
  • 358 Winnetka Ave, Winnetka, IL 60093
    3,631 sqft | $552/sqft | built 2004 | Similar size (3,631 vs 3,549 sqft); Similar lot size (13,863 vs 14,399 sqft); Same quality (Average)
    $2,003,020
  • 461 Maple St, Winnetka, IL 60093
    3,530 sqft | $636/sqft | built 2016 | Similar size (3,530 vs 3,549 sqft); Similar age (2016 vs 2013); Lot 20% smaller (11,556 vs 14,399 sqft)
    $2,244,860
  • 154 Linden Ave, Glencoe, IL 60022
    3,525 sqft | $596/sqft | built 2012 | Similar size (3,525 vs 3,549 sqft); Similar age (2012 vs 2013); Lot 16% smaller (12,110 vs 14,399 sqft)
    $2,100,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 358 Winnetka Ave, IL 60093
    3,631 sqft | $826/sqft | built 2004 | Similar size (3,631 sqft); Moderate age difference (9 years older); Same beds (4)
    $3,000,000
  • 2055 Heather Ter Northfield, IL 60093
    2,904 sqft | $517/sqft | built 2003 | Moderate age difference (10 years older); Same beds (4)
    $1,500,000

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 9.5% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$2,471,680−$258,320−9.5%
2025$2,730,000+$549,180+25.2%
2024$2,180,820——
2-year total+$290,860+13.3%