Cook County Value

1004 Oak St, Winnetka, IL 60093

4 bed / 5 bath, 4,185 sqft, built 2016, in New Trier Assessor market value for 2026: $2,433,050.

Cook County account 05201140100000

Assessor market value
$2,433,050
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
4,185 sqft
$581 per sqft
Year built
2016
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 7.5% from $2,630,000 in 2025 to $2,433,050 in 2026.
  • Assessor market value per square footThe current public record shows about $581 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

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

  • 973 Cherry St, Winnetka, IL 60093
    4,087 sqft | $574/sqft | built 2020 | Similar size (4,087 vs 4,185 sqft); Similar age (2020 vs 2016); Similar lot size (11,025 vs 10,620 sqft)
    $2,345,820
  • 899 Ash St, Winnetka, IL 60093
    4,184 sqft | $548/sqft | built 2013 | Similar size (4,184 vs 4,185 sqft); Similar age (2013 vs 2016); Lot 12% smaller (9,350 vs 10,620 sqft)
    $2,292,950
  • 1111 Spruce St, Winnetka, IL 60093
    4,188 sqft | $529/sqft | built 2015 | Similar size (4,188 vs 4,185 sqft); Similar age (2015 vs 2016); Lot 17% smaller (8,850 vs 10,620 sqft)
    $2,217,040
  • 937 Spruce St, Winnetka, IL 60093
    4,105 sqft | $573/sqft | built 2017 | Similar size (4,105 vs 4,185 sqft); Similar age (2017 vs 2016); Lot 12% smaller (9,350 vs 10,620 sqft)
    $2,352,690
  • 886 Pine St, Winnetka, IL 60093
    4,282 sqft | $546/sqft | built 2016 | Similar size (4,282 vs 4,185 sqft); Built same year (2016); Lot 12% smaller (9,300 vs 10,620 sqft)
    $2,337,910

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 7.5% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$2,433,050−$196,950−7.5%
2025$2,630,000+$566,440+27.4%
2024$2,063,560$00.0%
2023$2,063,560−$136,440−6.2%
2022$2,200,000+$674,640+44.2%
2021$1,525,360$00.0%
2020$1,525,360——
6-year total+$907,690+59.5%