Cook County Value

6100 S Massasoit Ave 1, Chicago, IL 60638

5 bed / 3 bath, 3,670 sqft, built 1958, in Lake. Assessor market value for 2025: $430,000.

Cook County account 19174200210000

Assessor market value
$430,000
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,670 sqft
$117 per sqft
Year built
1958
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 60638 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 $430,000 in 2024 to $430,000 in 2025.
  • Assessor market value per square footThe current public record shows about $117 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 60638.
  • Neighborhood value signalAmong 12,232 residential records in the same neighborhood, the average assessor market value is about $245 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.

  • 6220 S Menard Ave, Chicago, IL 60638
    3,670 sqft | $117/sqft | built 1958 | Similar size (3,670 vs 3,670 sqft); Built same year (1958); Similar lot size (3,780 vs 4,147 sqft)
    $430,000
  • 6658 W 63rd St, Chicago, IL 60638
    3,849 sqft | $127/sqft | built 1964 | Similar size (3,849 vs 3,670 sqft); Similar lot size (4,182 vs 4,147 sqft); Same quality (Average)
    $490,000
  • 6807 W 63rd St 1, Chicago, IL 60638
    3,720 sqft | $129/sqft | built 1958 | Similar size (3,720 vs 3,670 sqft); Built same year (1958); Lot 11% smaller (3,699 vs 4,147 sqft)
    $480,000
  • 6700 W 63rd St, Chicago, IL 60638
    3,633 sqft | $130/sqft | built 1973 | Similar size (3,633 vs 3,670 sqft); Similar lot size (4,182 vs 4,147 sqft); Same quality (Average)
    $471,660
  • 6249 W 55th St 1, Chicago, IL 60638
    3,446 sqft | $121/sqft | built 1957 | 6% smaller (3,446 vs 3,670 sqft); Similar age (1957 vs 1958); Similar lot size (3,750 vs 4,147 sqft)
    $417,780

Recent comparable sales

No usable comparable sales are available in this data snapshot.

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$430,000$00.0%
2024$430,000+$100,000+30.3%
2023$330,000$00.0%
2022$330,000$00.0%
2021$330,000+$75,980+29.9%
2020$254,020——
5-year total+$175,980+69.3%