Cook County Value

349 Sheridan Rd, Winnetka, IL 60093

5 bed / 4 bath, 5,182 sqft, built 1989, in New Trier Assessor market value for 2026: $2,630,880.

Cook County account 05214030220000

Assessor market value
$2,630,880
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
5,182 sqft
$508 per sqft
Year built
1989
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 5.0% from $2,770,000 in 2025 to $2,630,880 in 2026.
  • Assessor market value per square footThe current public record shows about $508 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 362 residential records in the same neighborhood, the average assessor market value is about $580 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -2.9% on average.

Comparable assessments

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

  • 300 Keystone Ct, Glencoe, IL 60022
    5,290 sqft | $489/sqft | built 1995 | Similar size (5,290 vs 5,182 sqft); Similar lot size (20,738 vs 21,782 sqft); Same quality (Average)
    $2,588,940
  • 143 Sheridan Rd, Winnetka, IL 60093
    4,770 sqft | $503/sqft | built 1997 | 8% smaller (4,770 vs 5,182 sqft); Similar lot size (21,986 vs 21,782 sqft); Same quality (Average)
    $2,400,000
  • 1310 Sheridan Rd, Wilmette, IL 60091
    4,663 sqft | $727/sqft | built 1990 | 10% smaller (4,663 vs 5,182 sqft); Similar age (1990 vs 1989); Lot 14% larger (24,840 vs 21,782 sqft)
    $3,388,400
  • 301 Keystone Ct, Glencoe, IL 60022
    4,904 sqft | $500/sqft | built 1998 | 5% smaller (4,904 vs 5,182 sqft); Similar lot size (20,748 vs 21,782 sqft); Same quality (Average)
    $2,450,000
  • 320 Keystone Ct, Glencoe, IL 60022
    5,751 sqft | $494/sqft | built 1999 | 11% larger (5,751 vs 5,182 sqft); Similar lot size (22,398 vs 21,782 sqft); Same quality (Average)
    $2,840,000

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: . Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Down 5.0% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$2,630,880−$139,120−5.0%
2025$2,770,000+$770,000+38.5%
2024$2,000,000——
2-year total+$630,880+31.5%