Cook County Value

8620 S May St, Chicago, IL 60620

3 bed / 1 bath, 1,491 sqft, built 1924, in Lake. Assessor market value for 2025: $100,010.

Cook County account 20324240250000

Assessor market value
$100,010
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,491 sqft
$67 per sqft
Year built
1924
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 60620 and Lake assessment pages.

Appeal deadlines

For Lake, appeals to the Assessor are open through (10 days left).

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 $100,010 in 2024 to $100,010 in 2025.
  • Assessor market value per square footThe current public record shows about $67 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Lake neighborhood and ZIP 60620.
  • Neighborhood value signalAmong 670 residential records in the same neighborhood, the average assessor market value is about $89 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values stayed about flat on average.

Comparable assessments

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

  • 8300 S Morgan St, Chicago, IL 60620
    1,494 sqft | $82/sqft | built 1926 | Similar size (1,494 vs 1,491 sqft); Similar age (1926 vs 1924); Similar lot size (3,125 vs 3,125 sqft)
    $123,200
  • 8416 S Morgan St, Chicago, IL 60620
    1,467 sqft | $89/sqft | built 1926 | Similar size (1,467 vs 1,491 sqft); Similar age (1926 vs 1924); Similar lot size (3,125 vs 3,125 sqft)
    $130,010
  • 8445 S Aberdeen St, Chicago, IL 60620
    1,455 sqft | $82/sqft | built 1922 | Similar size (1,455 vs 1,491 sqft); Similar age (1922 vs 1924); Similar lot size (3,125 vs 3,125 sqft)
    $120,010
  • 8421 S Peoria St, Chicago, IL 60620
    1,593 sqft | $82/sqft | built 1924 | 7% larger (1,593 vs 1,491 sqft); Built same year (1924); Similar lot size (3,125 vs 3,125 sqft)
    $130,010
  • 8614 S Morgan St, Chicago, IL 60620
    1,435 sqft | $77/sqft | built 1921 | Similar size (1,435 vs 1,491 sqft); Similar age (1921 vs 1924); Similar lot size (3,250 vs 3,125 sqft)
    $110,000

Recent comparable sales

Sales selected by similarity to the subject property.

Public appraisal comparison for 2025. 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 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$100,010$00.0%
2024$100,010−$49,990−33.3%
2023$150,000$00.0%
2022$150,000$00.0%
2021$150,000+$17,820+13.5%
2020$132,180——
5-year total−$32,170−24.3%