Cook County Value

153 Bertling Ln, Winnetka, IL 60093

4 bed / 3 bath, 4,778 sqft, built 2007, in New Trier. Assessor market value for 2026: $2,264,230.

Cook County account 05214140170000

Assessor market value
$2,264,230
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
4,778 sqft
$474 per sqft
Year built
2007
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 $2,264,230 in 2025 to $2,264,230 in 2026.
  • Assessor market value per square footThe current public record shows about $474 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.

  • 1229 Scott Ave, Glencoe, IL 60022
    4,593 sqft | $252/sqft | built 2005 | Similar size (4,593 vs 4,778 sqft); Similar age (2005 vs 2007); Similar lot size (9,600 vs 9,536 sqft)
    $1,159,500
  • 500 Sunset Rd, Winnetka, IL 60093
    5,004 sqft | $275/sqft | built 2000 | Similar size (5,004 vs 4,778 sqft); Similar lot size (10,259 vs 9,536 sqft); Same quality (Average)
    $1,375,570
  • 827 Humboldt Ave, Winnetka, IL 60093
    4,443 sqft | $466/sqft | built 1998 | 7% smaller (4,443 vs 4,778 sqft); Similar lot size (9,650 vs 9,536 sqft); Same quality (Average)
    $2,069,300
  • 465 Sunset Rd, Winnetka, IL 60093
    4,414 sqft | $584/sqft | built 2015 | 8% smaller (4,414 vs 4,778 sqft); Similar lot size (9,500 vs 9,536 sqft); Same quality (Average)
    $2,580,000
  • 500 Sunset Rd, Winnetka, IL 60093
    5,004 sqft | $263/sqft | built 2000 | Similar size (5,004 vs 4,778 sqft); Lot 15% smaller (8,100 vs 9,536 sqft); Same quality (Average)
    $1,317,280

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$2,264,230$00.0%
2025$2,264,230+$744,220+49.0%
2024$1,520,010$00.0%
2023$1,520,010−$219,990−12.6%
2022$1,740,000+$309,430+21.6%
2021$1,430,570−$131,960−8.4%
2020$1,562,530——
6-year total+$701,700+44.9%