Cook County Value

6430 N Olympia Ave, Chicago, IL 60631

4 bed / 1 bath, 1,528 sqft, built 1928, in Jefferson. Assessor market value for 2025: $470,000.

Cook County account 09363250350000

Assessor market value
$470,000
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,528 sqft
$308 per sqft
Year built
1928
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 60631 and Jefferson assessment pages.

Appeal deadlines

Jefferson 2026 appeal dates 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 $470,000 in 2024 to $470,000 in 2025.
  • Assessor market value per square footThe current public record shows about $308 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 60631.
  • Neighborhood value signalAmong 1,989 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 stayed about flat on average.

Comparable assessments

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

  • 7012 N Oriole Ave, Chicago, IL 60631
    1,556 sqft | $299/sqft | built 1929 | Similar size (1,556 vs 1,528 sqft); Similar age (1929 vs 1928); Similar lot size (6,250 vs 6,250 sqft)
    $464,800
  • 7015 N Ozanam Ave, Chicago, IL 60631
    1,532 sqft | $287/sqft | built 1926 | Similar size (1,532 vs 1,528 sqft); Similar age (1926 vs 1928); Similar lot size (6,600 vs 6,250 sqft)
    $440,000
  • 7329 W Ibsen St, Chicago, IL 60631
    1,512 sqft | $304/sqft | built 1924 | Similar size (1,512 vs 1,528 sqft); Similar age (1924 vs 1928); Similar lot size (6,500 vs 6,250 sqft)
    $460,000
  • 7011 N Ozark Ave, Chicago, IL 60631
    1,507 sqft | $305/sqft | built 1926 | Similar size (1,507 vs 1,528 sqft); Similar age (1926 vs 1928); Similar lot size (6,600 vs 6,250 sqft)
    $460,000
  • 7035 N Ozark Ave, Chicago, IL 60631
    1,498 sqft | $320/sqft | built 1927 | Similar size (1,498 vs 1,528 sqft); Similar age (1927 vs 1928); Similar lot size (6,600 vs 6,250 sqft)
    $480,000

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$470,000$00.0%
2024$470,000+$40,000+9.3%
2023$430,000$00.0%
2022$430,000$00.0%
2021$430,000+$63,270+17.3%
2020$366,730——
5-year total+$103,270+28.2%