Cook County Value

1734 N Winchester Ave, Chicago, IL 60622

3 bed / 4 bath, 2,507 sqft, built 2000, in West Chicago. Assessor market value for 2026: $1,361,250.

Cook County account 14314160280000

Assessor market value
$1,361,250
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,507 sqft
$543 per sqft
Year built
2000
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 60622 and West Chicago assessment pages.

Local guide: West Chicago Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For West Chicago, appeals to the Assessor closed . Board of Review dates for West Chicago have not been published yet.

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 4.8% from $1,429,950 in 2025 to $1,361,250 in 2026.
  • Assessor market value per square footThe current public record shows about $543 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the West Chicago neighborhood and ZIP 60622.
  • Neighborhood value signalAmong 2,687 residential records in the same neighborhood, the average assessor market value is about $445 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -0.2% on average.

Comparable assessments

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

  • 2037 W Churchill St, Chicago, IL 60647
    2,602 sqft | $546/sqft | built 1999 | Similar size (2,602 vs 2,507 sqft); Similar age (1999 vs 2000); Similar lot size (2,887 vs 2,904 sqft)
    $1,420,000
  • 2112 W Churchill St 1fl, Chicago, IL 60647
    2,554 sqft | $540/sqft | built 2003 | Similar size (2,554 vs 2,507 sqft); Similar age (2003 vs 2000); Similar lot size (2,900 vs 2,904 sqft)
    $1,380,000
  • 1740 N Wolcott Ave, Chicago, IL 60622
    2,559 sqft | $633/sqft | built 2003 | Similar size (2,559 vs 2,507 sqft); Similar age (2003 vs 2000); Similar lot size (2,904 vs 2,904 sqft)
    $1,620,000
  • 1914 N Oakley Ave, Chicago, IL 60647
    2,500 sqft | $401/sqft | built 1994 | Similar size (2,500 vs 2,507 sqft); Similar lot size (2,915 vs 2,904 sqft); Same quality (Average)
    $1,001,830
  • 1717 N Wood St, Chicago, IL 60622
    2,508 sqft | $538/sqft | built 1999 | Similar size (2,508 vs 2,507 sqft); Similar age (1999 vs 2000); Similar lot size (2,852 vs 2,904 sqft)
    $1,350,390

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 4.8% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,361,250−$68,700−4.8%
2025$1,429,950−$100,050−6.5%
2024$1,530,000+$308,620+25.3%
2023$1,221,380−$135,130−10.0%
2022$1,356,510−$133,490−9.0%
2021$1,490,000+$521,150+53.8%
2020$968,850——
6-year total+$392,400+40.5%