Cook County Value

515 Provident Ave, Winnetka, IL 60093

4 bed / 2 bath, 2,586 sqft, built 1997, in New Trier. Assessor market value for 2026: $1,450,010.

Cook County account 05202100400000

Assessor market value
$1,450,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,586 sqft
$561 per sqft
Year built
1997
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 $1,450,010 in 2025 to $1,450,010 in 2026.
  • Assessor market value per square footThe current public record shows about $561 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 609 residential records in the same neighborhood, the average assessor market value is about $514 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -2.0% on average.

Comparable assessments

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

  • 395 Provident Ave, Winnetka, IL 60093
    2,682 sqft | $506/sqft | built 1996 | Similar size (2,682 vs 2,586 sqft); Similar age (1996 vs 1997); Similar lot size (7,470 vs 7,550 sqft)
    $1,356,880
  • 747 Ash St, Winnetka, IL 60093
    2,784 sqft | $527/sqft | built 1997 | 8% larger (2,784 vs 2,586 sqft); Built same year (1997); Similar lot size (7,480 vs 7,550 sqft)
    $1,467,220
  • 992 Elm St, Winnetka, IL 60093
    2,622 sqft | $473/sqft | built 1998 | Similar size (2,622 vs 2,586 sqft); Similar age (1998 vs 1997); Lot 13% larger (8,550 vs 7,550 sqft)
    $1,240,000
  • 428 Provident Ave, Winnetka, IL 60093
    2,600 sqft | $561/sqft | built 2006 | Similar size (2,600 vs 2,586 sqft); Similar lot size (6,966 vs 7,550 sqft); Same quality (Average)
    $1,458,540
  • 418 Provident Ave, Winnetka, IL 60093
    2,740 sqft | $528/sqft | built 2000 | 6% larger (2,740 vs 2,586 sqft); Similar age (2000 vs 1997); Similar lot size (6,975 vs 7,550 sqft)
    $1,447,630

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

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$1,450,010$00.0%
2025$1,450,010+$322,270+28.6%
2024$1,127,740——
2-year total+$322,270+28.6%