Cook County Value

1528 N Bosworth Ave, Chicago, IL 60642

12 bed / 6 bath, 4,662 sqft, built 1896, in Jefferson. Assessor market value for 2026: $1,152,170.

Cook County account 17051000330000

Assessor market value
$1,152,170
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
4,662 sqft
$247 per sqft
Year built
1896
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 60642 and Jefferson 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 stayed about the same, from $1,152,170 in 2025 to $1,152,170 in 2026.
  • Assessor market value per square footThe current public record shows about $247 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Jefferson neighborhood and ZIP 60642.
  • Neighborhood value signalAmong 3,753 residential records in the same neighborhood, the average assessor market value is about $356 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values stayed about flat on average.

Comparable assessments

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

  • 1218 N Cleaver St, Chicago, IL 60642
    4,668 sqft | $225/sqft | built 1893 | Similar size (4,668 vs 4,662 sqft); Similar age (1893 vs 1896); Similar lot size (2,937 vs 3,000 sqft)
    $1,052,060
  • 1303 W Ohio St, Chicago, IL 60642
    4,704 sqft | $242/sqft | built 1892 | Similar size (4,704 vs 4,662 sqft); Similar age (1892 vs 1896); Similar lot size (2,928 vs 3,000 sqft)
    $1,140,120
  • 1300 N Greenview Ave, Chicago, IL 60642
    4,646 sqft | $230/sqft | built 1892 | Similar size (4,646 vs 4,662 sqft); Similar age (1892 vs 1896); Similar lot size (2,893 vs 3,000 sqft)
    $1,070,870
  • 1443 N Bosworth Ave, Chicago, IL 60642
    4,816 sqft | $249/sqft | built 1899 | Similar size (4,816 vs 4,662 sqft); Similar age (1899 vs 1896); Similar lot size (3,000 vs 3,000 sqft)
    $1,199,220
  • 1727 W Erie St, Chicago, IL 60622
    4,686 sqft | $218/sqft | built 1891 | Similar size (4,686 vs 4,662 sqft); Similar age (1891 vs 1896); Similar lot size (3,100 vs 3,000 sqft)
    $1,023,820

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

No change in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,152,170$00.0%
2025$1,152,170−$207,830−15.3%
2024$1,360,000+$186,990+15.9%
2023$1,173,010−$70,860−5.7%
2022$1,243,870−$77,430−5.9%
2021$1,321,300+$656,280+98.7%
2020$665,020——
6-year total+$487,150+73.3%