Cook County Value

6850 N Ottawa Ave, Chicago, IL 60631

3 bed / 1 bath, 1,302 sqft, built 1962, in Jefferson. Assessor market value for 2025: $365,600.

Cook County account 09361090310000

Assessor market value
$365,600
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,302 sqft
$281 per sqft
Year built
1962
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 $365,600 in 2024 to $365,600 in 2025.
  • Assessor market value per square footThe current public record shows about $281 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.

  • 6526 N Northwest HWY B, Chicago, IL 60631
    1,280 sqft | $203/sqft | built 1961 | Similar size (1,280 vs 1,302 sqft); Similar age (1961 vs 1962); Similar lot size (3,959 vs 4,130 sqft)
    $260,010
  • 7112 N Ozark Ave, Chicago, IL 60631
    1,320 sqft | $276/sqft | built 1963 | Similar size (1,320 vs 1,302 sqft); Similar age (1963 vs 1962); Similar lot size (4,356 vs 4,130 sqft)
    $364,980
  • 7422 W Devon Ave, Chicago, IL 60631
    1,296 sqft | $349/sqft | built 1952 | Similar size (1,296 vs 1,302 sqft); Similar lot size (4,125 vs 4,130 sqft); Same quality (Average)
    $452,660
  • 7405 W Isham Ave, Chicago, IL 60631
    1,298 sqft | $285/sqft | built 1953 | Similar size (1,298 vs 1,302 sqft); Similar lot size (3,960 vs 4,130 sqft); Same quality (Average)
    $370,000
  • 7337 W Fitch Ave, Chicago, IL 60631
    1,260 sqft | $213/sqft | built 1956 | Similar size (1,260 vs 1,302 sqft); Similar lot size (4,000 vs 4,130 sqft); Same quality (Average)
    $267,760

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

Down 6.3% in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$365,600−$24,400−6.3%
2024$390,000+$34,570+9.7%
2023$355,430$00.0%
2022$355,430$00.0%
2021$355,430+$40,200+12.8%
2020$315,230——
5-year total+$50,370+16.0%