Cook County Value

912 Wenonah Ave, Oak Park, IL 60304

4 bed / 1 bath, 2,279 sqft, built 1904, in Oak Park. Assessor market value for 2026: $720,000.

Cook County account 16183030100000

Assessor market value
$720,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,279 sqft
$316 per sqft
Year built
1904
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 60304, 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 32.1% from $545,030 in 2025 to $720,000 in 2026.
  • Assessor market value per square footThe current public record shows about $316 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 60304.
  • Neighborhood value signalAmong 1,599 residential records in the same neighborhood, the average assessor market value is about $303 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +19.0% on average.

Comparable assessments

Showing 5 of the 8 similar homes in this property's equity comparison, from public appraisal records.

  • 1040 Wenonah Ave, Oak Park, IL 60304
    2,262 sqft | $327/sqft | built 1905 | Similar size (2,262 vs 2,279 sqft); Similar age (1905 vs 1904); Similar lot size (5,625 vs 5,625 sqft)
    $740,000
  • 924 Wenonah Ave, Oak Park, IL 60304
    2,269 sqft | $322/sqft | built 1902 | Similar size (2,269 vs 2,279 sqft); Similar age (1902 vs 1904); Similar lot size (5,625 vs 5,625 sqft)
    $730,000
  • 1023 Home Ave, Oak Park, IL 60304
    2,330 sqft | $309/sqft | built 1907 | Similar size (2,330 vs 2,279 sqft); Similar age (1907 vs 1904); Similar lot size (5,625 vs 5,625 sqft)
    $720,000
  • 925 Home Ave, Oak Park, IL 60304
    2,173 sqft | $276/sqft | built 1898 | Similar size (2,173 vs 2,279 sqft); Similar lot size (5,625 vs 5,625 sqft); Same quality (Average)
    $600,000
  • 1108 Wesley Ave, Oak Park, IL 60304
    2,325 sqft | $310/sqft | built 1904 | Similar size (2,325 vs 2,279 sqft); Built same year (1904); Lot 12% larger (6,300 vs 5,625 sqft)
    $720,000

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: . Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 32.1% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$720,000+$174,970+32.1%
2025$545,030$00.0%
2024$545,030−$44,970−7.6%
2023$590,000+$162,200+37.9%
2022$427,800$00.0%
2021$427,800−$26,620−5.9%
2020$454,420——
6-year total+$265,580+58.4%