Cook County Value

1727 N Winchester Ave, Chicago, IL 60622

4 bed / 3 bath, 2,642 sqft, built 2004, in West Chicago. Assessor market value for 2026: $1,416,450.

Cook County account 14314170510000

Assessor market value
$1,416,450
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,642 sqft
$536 per sqft
Year built
2004
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 3.8% from $1,471,940 in 2025 to $1,416,450 in 2026.
  • Assessor market value per square footThe current public record shows about $536 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.

  • 1927 N Wood St, Chicago, IL 60622
    2,694 sqft | $546/sqft | built 2004 | Similar size (2,694 vs 2,642 sqft); Built same year (2004); Similar lot size (3,000 vs 2,904 sqft)
    $1,470,000
  • 1717 N Wolcott Ave, Chicago, IL 60622
    2,618 sqft | $604/sqft | built 2002 | Similar size (2,618 vs 2,642 sqft); Similar age (2002 vs 2004); Similar lot size (2,904 vs 2,904 sqft)
    $1,580,000
  • 1938 N Wood St, Chicago, IL 60622
    2,720 sqft | $518/sqft | built 2003 | Similar size (2,720 vs 2,642 sqft); Similar age (2003 vs 2004); Similar lot size (2,976 vs 2,904 sqft)
    $1,410,000
  • 1625 N Hermitage Ave, Chicago, IL 60622
    2,603 sqft | $538/sqft | built 2001 | Similar size (2,603 vs 2,642 sqft); Similar age (2001 vs 2004); Similar lot size (3,000 vs 2,904 sqft)
    $1,400,000
  • 1844 N Marshfield Ave, Chicago, IL 60622
    2,615 sqft | $498/sqft | built 2000 | Similar size (2,615 vs 2,642 sqft); Similar age (2000 vs 2004); Similar lot size (3,000 vs 2,904 sqft)
    $1,302,550

Recent comparable sales

Sales selected by similarity to the subject property.

  • 1844 N Marshfield Ave, Chicago, IL 60622
    2,615 sqft | $574/sqft | built 2000 | Similar size (2,615 sqft); Moderate age difference (4 years older); Same beds (4)
    $1,500,000
  • 1938 W Wabansia Ave #1, Chicago, IL 60622
    2,405 sqft | $613/sqft | built 2002 | 9% size difference (2,405 sqft); Similar age (2002); Within 1 bedroom (3 vs 4)
    $1,475,000

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 3.8% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,416,450−$55,490−3.8%
2025$1,471,940−$58,060−3.8%
2024$1,530,000+$265,740+21.0%
2023$1,264,260−$77,720−5.8%
2022$1,341,980−$28,020−2.0%
2021$1,370,000+$473,000+52.7%
2020$897,000——
6-year total+$519,450+57.9%