Cook County Value

547 N Marion St, Oak Park, IL 60302

5 bed / 3 bath, 2,866 sqft, built 1892, in Oak Park. Assessor market value for 2026: $966,050.

Cook County account 16063160110000

Assessor market value
$966,050
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,866 sqft
$337 per sqft
Year built
1892
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 39.8% from $690,820 in 2025 to $966,050 in 2026.
  • Assessor market value per square footThe current public record shows about $337 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.

  • 718 N Grove Ave, Oak Park, IL 60302
    2,883 sqft | $323/sqft | built 1905 | Similar size (2,883 vs 2,866 sqft); Similar lot size (6,357 vs 6,250 sqft); Same quality (Average)
    $930,000
  • 519 Belleforte Ave, Oak Park, IL 60302
    2,950 sqft | $231/sqft | built 1888 | Similar size (2,950 vs 2,866 sqft); Similar age (1888 vs 1892); Similar lot size (6,438 vs 6,250 sqft)
    $680,000
  • 606 Woodbine Ave, Oak Park, IL 60302
    2,996 sqft | $327/sqft | built 1887 | Similar size (2,996 vs 2,866 sqft); Similar age (1887 vs 1892); Similar lot size (6,720 vs 6,250 sqft)
    $980,000
  • 620 Woodbine Ave, Oak Park, IL 60302
    2,998 sqft | $334/sqft | built 1890 | Similar size (2,998 vs 2,866 sqft); Similar age (1890 vs 1892); Similar lot size (6,720 vs 6,250 sqft)
    $1,000,000
  • 710 N Marion St, Oak Park, IL 60302
    2,840 sqft | $299/sqft | built 1895 | Similar size (2,840 vs 2,866 sqft); Similar age (1895 vs 1892); Lot 11% smaller (5,568 vs 6,250 sqft)
    $850,000

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 39.8% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$966,050+$275,230+39.8%
2025$690,820$00.0%
2024$690,820$00.0%
2023$690,820+$258,980+60.0%
2022$431,840$00.0%
2021$431,840−$25,350−5.5%
2020$457,190——
6-year total+$508,860+111.3%