Cook County Value

827 S Laflin St, Chicago, IL 60607

6 bed / 3 bath, 3,432 sqft, built 1872, in West Chicago. Assessor market value for 2026: $703,530.

Cook County account 17173170620000

Assessor market value
$703,530
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,432 sqft
$205 per sqft
Year built
1872
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 60607 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 1.9% from $717,260 in 2025 to $703,530 in 2026.
  • Assessor market value per square footThe current public record shows about $205 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 60607.
  • Neighborhood value signalAmong 1,887 residential records in the same neighborhood, the average assessor market value is about $282 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -0.5% on average.

Comparable assessments

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

  • 818 S Bishop St, Chicago, IL 60607
    3,374 sqft | $254/sqft | built 1871 | Similar size (3,374 vs 3,432 sqft); Similar age (1871 vs 1872); Similar lot size (3,125 vs 3,125 sqft)
    $858,000
  • 825 S Laflin St, Chicago, IL 60607
    3,783 sqft | $206/sqft | built 1871 | 10% larger (3,783 vs 3,432 sqft); Similar age (1871 vs 1872); Similar lot size (3,125 vs 3,125 sqft)
    $780,000
  • 816 S Bishop St 1, Chicago, IL 60607
    3,648 sqft | $230/sqft | built 1877 | 6% larger (3,648 vs 3,432 sqft); Similar age (1877 vs 1872); Similar lot size (3,125 vs 3,125 sqft)
    $840,000
  • 817 S Bishop St, Chicago, IL 60607
    3,448 sqft | $203/sqft | built 1885 | Similar size (3,448 vs 3,432 sqft); Similar lot size (3,125 vs 3,125 sqft); Same quality (Average)
    $700,000
  • 1424 W Taylor St, Chicago, IL 60607
    3,354 sqft | $243/sqft | built 1886 | Similar size (3,354 vs 3,432 sqft); Similar lot size (3,180 vs 3,125 sqft); Same quality (Average)
    $815,000

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

Down 1.9% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$703,530−$13,730−1.9%
2025$717,260−$72,740−9.2%
2024$790,000+$91,670+13.1%
2023$698,330−$61,430−8.1%
2022$759,760−$110,250−12.7%
2021$870,010+$321,850+58.7%
2020$548,160——
6-year total+$155,370+28.3%