Cook County Value

1336 Chestnut Ave, Wilmette, IL 60091

6 bed / 6 bath, 6,218 sqft, built 2008, in New Trier. Assessor market value for 2026: $3,800,000.

Cook County account 05273000760000

Assessor market value
$3,800,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
6,218 sqft
$611 per sqft
Year built
2008
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 60091 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 $3,800,000 in 2025 to $3,800,000 in 2026.
  • Assessor market value per square footThe current public record shows about $611 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 60091.
  • Neighborhood value signalAmong 490 residential records in the same neighborhood, the average assessor market value is about $720 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.6% on average.

Comparable assessments

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

  • 531 Essex Rd Kenilworth, IL 60043
    6,284 sqft | $623/sqft | built 2013 | Similar size (6,284 vs 6,218 sqft); Similar age (2013 vs 2008); Similar lot size (23,160 vs 21,750 sqft)
    $3,916,160
  • 414 Warwick Rd Kenilworth, IL 60043
    6,491 sqft | $585/sqft | built 2004 | Similar size (6,491 vs 6,218 sqft); Similar age (2004 vs 2008); Lot 11% smaller (19,300 vs 21,750 sqft)
    $3,800,000
  • 414 Abbottsford Rd Kenilworth, IL 60043
    5,867 sqft | $624/sqft | built 2003 | 6% smaller (5,867 vs 6,218 sqft); Similar age (2003 vs 2008); Similar lot size (20,125 vs 21,750 sqft)
    $3,660,000
  • 325 Abbottsford Rd Kenilworth, IL 60043
    6,510 sqft | $645/sqft | built 2000 | Similar size (6,510 vs 6,218 sqft); Similar lot size (22,400 vs 21,750 sqft); Same quality (Average)
    $4,200,000
  • 1324 Chestnut Ave, Wilmette, IL 60091
    5,719 sqft | $565/sqft | built 2005 | 8% smaller (5,719 vs 6,218 sqft); Similar age (2005 vs 2008); Similar lot size (21,750 vs 21,750 sqft)
    $3,231,160

Recent comparable sales

No usable comparable sales are available in this data snapshot.

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$3,800,000$00.0%
2025$3,800,000+$600,000+18.8%
2024$3,200,000$00.0%
2023$3,200,000$00.0%
2022$3,200,000+$985,000+44.5%
2021$2,215,000+$100.0%
2020$2,214,990——
6-year total+$1,585,010+71.6%