Cook County Value

6556 N Oliphant Ave, Chicago, IL 60631

3 bed / 1 bath, 1,574 sqft, built 1924, in Jefferson. Assessor market value for 2025: $486,160.

Cook County account 09363230190000

Likely too high

about $31,000

8 similar homes nearby point to a value about $31,000 lower than yours.

Assessor market value$486,160
Similar homes$455,310
$30,850 gap · bars start at $0

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

Assessor market value
$486,160
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,574 sqft
$309 per sqft
Year built
1924
Average quality

Why we think so

Similar homes' assessments

Strong

7 of 8 similar homes are assessed lower per square foot. Their similarity-weighted median is $288.64/sqft, but land is valued apart from the home, and some of them have less land value per square foot of home than yours, which counts as $156,250. Counting your land in place of theirs where theirs is less, they support a value of $455,310.

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 $486,160 in 2024 to $486,160 in 2025.
  • Assessor market value per square footThe current public record shows about $309 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.

  • 6711 N Oketo Ave Hse, Chicago, IL 60631
    1,584 sqft | $289/sqft | built 1922 | Similar size (1,584 vs 1,574 sqft); Similar age (1922 vs 1924); Similar lot size (6,250 vs 6,250 sqft)
    $457,210
  • 7304 W Farwell Ave, Chicago, IL 60631
    1,600 sqft | $300/sqft | built 1923 | Similar size (1,600 vs 1,574 sqft); Similar age (1923 vs 1924); Similar lot size (6,500 vs 6,250 sqft)
    $480,000
  • 7015 N Ozanam Ave, Chicago, IL 60631
    1,532 sqft | $287/sqft | built 1926 | Similar size (1,532 vs 1,574 sqft); Similar age (1926 vs 1924); Similar lot size (6,600 vs 6,250 sqft)
    $440,000
  • 6904 N Odell Ave, Chicago, IL 60631
    1,600 sqft | $331/sqft | built 1922 | Similar size (1,600 vs 1,574 sqft); Similar age (1922 vs 1924); Similar lot size (6,000 vs 6,250 sqft)
    $530,000
  • 7012 N Oriole Ave, Chicago, IL 60631
    1,556 sqft | $299/sqft | built 1929 | Similar size (1,556 vs 1,574 sqft); Similar age (1929 vs 1924); Similar lot size (6,250 vs 6,250 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

Down 6.5% in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$486,160−$33,840−6.5%
2024$520,000+$60,000+13.0%
2023$460,000$00.0%
2022$460,000$00.0%
2021$460,000+$99,910+27.7%
2020$360,090——
5-year total+$126,070+35.0%