Cook County Value

604 Belleforte Ave, Oak Park, IL 60302

4 bed / 2 bath, 1,500 sqft, built 1914, in Oak Park. Assessor market value for 2026: $569,850.

Cook County account 16063190150000

Assessor market value
$569,850
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,500 sqft
$380 per sqft
Year built
1914
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 60302, Oak Park, and Oak Park assessment pages.

Local guide: Oak Park Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for Oak Park 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 increased 18.2% from $482,240 in 2025 to $569,850 in 2026.
  • Assessor market value per square footThe current public record shows about $380 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Oak Park neighborhood and ZIP 60302.
  • Neighborhood value signalAmong 1,390 residential records in the same neighborhood, the average assessor market value is about $323 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +22.6% on average.

Comparable assessments

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

  • 811 N Ridgeland Ave, Oak Park, IL 60302
    1,493 sqft | $362/sqft | built 1916 | Similar size (1,493 vs 1,500 sqft); Similar age (1916 vs 1914); Similar lot size (5,699 vs 5,550 sqft)
    $540,000
  • 1123 Augusta St, Oak Park, IL 60302
    1,536 sqft | $365/sqft | built 1912 | Similar size (1,536 vs 1,500 sqft); Similar age (1912 vs 1914); Similar lot size (5,350 vs 5,550 sqft)
    $560,000
  • 809 N Ridgeland Ave, Oak Park, IL 60302
    1,501 sqft | $393/sqft | built 1920 | Similar size (1,501 vs 1,500 sqft); Similar lot size (5,699 vs 5,550 sqft); Same quality (Average)
    $590,000
  • 1113 Augusta St, Oak Park, IL 60302
    1,485 sqft | $343/sqft | built 1921 | Similar size (1,485 vs 1,500 sqft); Similar lot size (5,350 vs 5,550 sqft); Same quality (Average)
    $510,000
  • 1016 Thomas St, Oak Park, IL 60302
    1,459 sqft | $304/sqft | built 1915 | Similar size (1,459 vs 1,500 sqft); Similar age (1915 vs 1914); Similar lot size (5,760 vs 5,550 sqft)
    $443,370

Recent comparable sales

Sales selected by similarity to the subject property.

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 18.2% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$569,850+$87,610+18.2%
2025$482,240$00.0%
2024$482,240$00.0%
2023$482,240+$65,520+15.7%
2022$416,720$00.0%
2021$416,720+$100.0%
2020$416,710——
6-year total+$153,140+36.7%