Cook County Value

809 Locust St, Winnetka, IL 60093

5 bed / 5 bath, 4,182 sqft, built 2013, in New Trier. Assessor market value for 2026: $2,628,440.

Cook County account 05173110010000

Assessor market value
$2,628,440
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
4,182 sqft
$629 per sqft
Year built
2013
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 2.7% from $2,700,000 in 2025 to $2,628,440 in 2026.
  • Assessor market value per square footThe current public record shows about $629 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

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

  • 468 Ash St, Winnetka, IL 60093
    4,349 sqft | $619/sqft | built 2012 | Similar size (4,349 vs 4,182 sqft); Similar age (2012 vs 2013); Similar lot size (11,068 vs 10,844 sqft)
    $2,691,660
  • 571 Hawthorn Ln, Winnetka, IL 60093
    4,246 sqft | $589/sqft | built 2012 | Similar size (4,246 vs 4,182 sqft); Similar age (2012 vs 2013); Similar lot size (9,900 vs 10,844 sqft)
    $2,500,000
  • 1161 Chatfield Rd, Winnetka, IL 60093
    4,215 sqft | $543/sqft | built 2010 | Similar size (4,215 vs 4,182 sqft); Similar age (2010 vs 2013); Similar lot size (11,250 vs 10,844 sqft)
    $2,287,330
  • 819 Humboldt Ave, Winnetka, IL 60093
    4,198 sqft | $592/sqft | built 2022 | Similar size (4,198 vs 4,182 sqft); Similar lot size (9,960 vs 10,844 sqft); Same quality (Average)
    $2,485,000
  • 378 Hawthorn Ln, Winnetka, IL 60093
    3,976 sqft | $651/sqft | built 2007 | Similar size (3,976 vs 4,182 sqft); Similar lot size (10,553 vs 10,844 sqft); Same quality (Average)
    $2,590,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 358 Winnetka Ave, IL 60093
    3,631 sqft | $826/sqft | built 2004 | 13% size difference (3,631 sqft); Moderate age difference (9 years older); Within 1 bedroom (4 vs 5)
    $3,000,000

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 2.7% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$2,628,440−$71,560−2.7%
2025$2,700,000+$603,270+28.8%
2024$2,096,730−$36,390−1.7%
2023$2,133,120−$176,880−7.7%
2022$2,310,000+$812,410+54.2%
2021$1,497,590+$100.0%
2020$1,497,580——
6-year total+$1,130,860+75.5%