Cook County Value

1 Colton Ln, Winnetka, IL 60093

4 bed / 4 bath, 4,825 sqft, built 1967, in New Trier. Assessor market value for 2026: $2,140,720.

Cook County account 05304010350000

Assessor market value
$2,140,720
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
4,825 sqft
$444 per sqft
Year built
1967

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 23.2% from $2,788,400 in 2025 to $2,140,720 in 2026.
  • Assessor market value per square footThe current public record shows about $444 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 724 residential records in the same neighborhood, the average assessor market value is about $416 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.4% on average.

Comparable assessments

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

  • 2832 Romona Ct, Wilmette, IL 60091
    4,674 sqft | $447/sqft | built 1957 | Similar size (4,674 vs 4,825 sqft); Similar lot size (47,219 vs 45,999 sqft); Same neighborhood
    $2,090,000
  • 16 Longmeadow Rd, Winnetka, IL 60093
    4,347 sqft | $847/sqft | built 1971 | 10% smaller (4,347 vs 4,825 sqft); Similar age (1971 vs 1967); Similar lot size (43,560 vs 45,999 sqft)
    $3,680,000
  • 20 Winfield Dr Northfield, IL 60093
    4,682 sqft | $384/sqft | built 1968 | Similar size (4,682 vs 4,825 sqft); Similar age (1968 vs 1967); Similar lot size (41,513 vs 45,999 sqft)
    $1,796,500
  • 40 Hibbard Rd Northfield, IL 60093
    4,736 sqft | $427/sqft | built 1955 | Similar size (4,736 vs 4,825 sqft); Similar lot size (47,524 vs 45,999 sqft); Same neighborhood
    $2,020,000
  • 13 Meadowview Dr Northfield, IL 60093
    4,141 sqft | $392/sqft | built 1962 | 14% smaller (4,141 vs 4,825 sqft); Similar age (1962 vs 1967); Lot 13% smaller (40,032 vs 45,999 sqft)
    $1,623,330

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

Down 23.2% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$2,140,720−$647,680−23.2%
2025$2,788,400+$972,900+53.6%
2024$1,815,500−$184,500−9.2%
2023$2,000,000$00.0%
2022$2,000,000+$879,650+78.5%
2021$1,120,350+$100.0%
2020$1,120,340——
6-year total+$1,020,380+91.1%