Cook County Value

3107 Wenonah Ave, Berwyn, IL 60402

4 bed / 1 bath, 1,503 sqft, built 1918, in Berwyn Assessor market value for 2026: $340,000.

Cook County account 16311030030000

Assessor market value
$340,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,503 sqft
$226 per sqft
Year built
1918
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 60402 and Berwyn assessment pages.

Local guide: Berwyn Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for Berwyn 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 25.9% from $270,000 in 2025 to $340,000 in 2026.
  • Assessor market value per square footThe current public record shows about $226 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Berwyn neighborhood and ZIP 60402.
  • Neighborhood value signalAmong 589 residential records in the same neighborhood, the average assessor market value is about $194 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +29.0% on average.

Comparable assessments

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

  • 3238 Wisconsin Ave, Berwyn, IL 60402
    1,500 sqft | $247/sqft | built 1912 | Similar size (1,500 vs 1,503 sqft); Similar lot size (5,865 vs 5,950 sqft); Same quality (Average)
    $370,010
  • 3442 Oak Park Ave, Berwyn, IL 60402
    1,475 sqft | $237/sqft | built 1918 | Similar size (1,475 vs 1,503 sqft); Built same year (1918); Similar lot size (6,150 vs 5,950 sqft)
    $350,000
  • 3329 Kenilworth Ave, Berwyn, IL 60402
    1,518 sqft | $231/sqft | built 1910 | Similar size (1,518 vs 1,503 sqft); Similar lot size (6,150 vs 5,950 sqft); Same quality (Average)
    $350,000
  • 3322 Kenilworth Ave, Berwyn, IL 60402
    1,563 sqft | $237/sqft | built 1922 | Similar size (1,563 vs 1,503 sqft); Similar age (1922 vs 1918); Similar lot size (6,150 vs 5,950 sqft)
    $370,000
  • 3105 Wenonah Ave, Berwyn, IL 60402
    1,635 sqft | $226/sqft | built 1917 | 9% larger (1,635 vs 1,503 sqft); Similar age (1917 vs 1918); Similar lot size (5,950 vs 5,950 sqft)
    $370,000

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 25.9% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$340,000+$70,000+25.9%
2025$270,000$00.0%
2024$270,000$00.0%
2023$270,000+$82,840+44.3%
2022$187,160$00.0%
2021$187,160$00.0%
2020$187,160——
6-year total+$152,840+81.7%