Cook County Value

12401 91st Ave Palos Park, IL 60464

4 bed / 2 bath, 3,006 sqft, built 1974. Assessor market value for 2026: $650,000.

Cook County account 23274020070000

Assessor market value
$650,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
3,006 sqft
$216 per sqft
Year built
1974
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 60464 and CCAO Appraisal Area 30071 assessment pages.

Local guide: Palos Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for Palos have closed (Assessor , Board of Review ). 2027 notices usually start in March.

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 changed from $400,010 in 2025 to $650,000 in 2026. A change this large often reflects new construction, a reclassification or a record correction, so check it against the county record.
  • Assessor market value per square footThe current public record shows about $216 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for ZIP 60464.
  • Neighborhood value signalAmong 448 residential records in the same neighborhood, the average assessor market value is about $258 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +24.3% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

  • 11954 90th Ave Palos Park, IL 60464
    2,980 sqft | $252/sqft | built 1974 | Similar size (2,980 vs 3,006 sqft); Built same year (1974); Similar lot size (42,993 vs 44,700 sqft)
    $750,000
  • 12117 93rd Ave Palos Park, IL 60464
    3,016 sqft | $235/sqft | built 1985 | Similar size (3,016 vs 3,006 sqft); Similar lot size (45,607 vs 44,700 sqft); Same quality (Average)
    $710,000
  • 9028 Hillcrest Ln Palos Park, IL 60464
    2,955 sqft | $289/sqft | built 1984 | Similar size (2,955 vs 3,006 sqft); Similar lot size (43,777 vs 44,700 sqft); Same quality (Average)
    $854,920
  • 12100 93rd Ave Hse Palos Park, IL 60464
    2,880 sqft | $229/sqft | built 1976 | Similar size (2,880 vs 3,006 sqft); Similar age (1976 vs 1974); Similar lot size (43,671 vs 44,700 sqft)
    $660,000
  • 12000 93rd Ave Palos Park, IL 60464
    3,015 sqft | $252/sqft | built 1978 | Similar size (3,015 vs 3,006 sqft); Similar age (1978 vs 1974); Similar lot size (47,700 vs 44,700 sqft)
    $760,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 12511 S Roma Rd Palos Park, IL 60464
    2,457 sqft | $273/sqft | built 1955 | Same beds (4)
    $670,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Cook County Assessor's Office. Sales data checked in this snapshot: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 62.5% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$650,000+$249,990+62.5%
2025$400,010$00.0%
2024$400,010$00.0%
2023$400,010+$15,660+4.1%
2022$384,350$00.0%
2021$384,350+$200.0%
2020$384,330——
6-year total+$265,670+69.1%