Cook County Value

6700 N Octavia Ave, Chicago, IL 60631

4 bed / 1 bath, 1,580 sqft, built 1933, in Jefferson. Assessor market value for 2025: $460,010.

Cook County account 09364050340000

Small or uncertain difference

about $4,000

8 similar homes nearby point to a value about $4,000 lower than yours, a small or uncertain difference.

Assessor market value$460,010
Similar homes$456,051
$3,959 gap · bars start at $0

How sure: High · 8 similar homes (5 shown below) · public records only

Assessor market value
$460,010
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,580 sqft
$291 per sqft
Year built
1933
Average quality

Why we think so

Similar homes' assessments

Weak

4 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $288.64/sqft, which supports a value of $456,051.

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 $460,010 in 2024 to $460,010 in 2025.
  • Assessor market value per square footThe current public record shows about $291 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.

  • 7121 N Ozanam Ave, Chicago, IL 60631
    1,567 sqft | $283/sqft | built 1938 | Similar size (1,567 vs 1,580 sqft); Similar age (1938 vs 1933); Similar lot size (5,940 vs 5,871 sqft)
    $442,940
  • 6704 N Octavia Ave, Chicago, IL 60631
    1,613 sqft | $285/sqft | built 1935 | Similar size (1,613 vs 1,580 sqft); Similar age (1935 vs 1933); Similar lot size (5,871 vs 5,871 sqft)
    $460,010
  • 6904 N Odell Ave, Chicago, IL 60631
    1,600 sqft | $331/sqft | built 1922 | Similar size (1,600 vs 1,580 sqft); Similar lot size (6,000 vs 5,871 sqft); Same quality (Average)
    $530,000
  • 6578 N Onarga Ave, Chicago, IL 60631
    1,570 sqft | $293/sqft | built 1929 | Similar size (1,570 vs 1,580 sqft); Similar age (1929 vs 1933); Similar lot size (5,491 vs 5,871 sqft)
    $460,500
  • 7012 N Oriole Ave, Chicago, IL 60631
    1,556 sqft | $299/sqft | built 1929 | Similar size (1,556 vs 1,580 sqft); Similar age (1929 vs 1933); Similar lot size (6,250 vs 5,871 sqft)
    $464,800

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$460,010$00.0%
2024$460,010−$49,990−9.8%
2023$510,000$00.0%
2022$510,000$00.0%
2021$510,000+$118,870+30.4%
2020$391,130——
5-year total+$68,880+17.6%