Cook County Value

1427 Wenonah Ave, Berwyn, IL 60402

5 bed / 2 bath, 1,360 sqft, built 1963, in Berwyn Assessor market value for 2026: $400,000.

Cook County account 16191190130000

Assessor market value
$400,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,360 sqft
$294 per sqft
Year built
1963
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 changed from $233,420 in 2025 to $400,000 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 $294 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 2,546 residential records in the same neighborhood, the average assessor market value is about $199 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +16.9% on average.

Comparable assessments

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

  • 1418 Oak Park Ave, Berwyn, IL 60402
    1,440 sqft | $222/sqft | built 1962 | 6% larger (1,440 vs 1,360 sqft); Similar age (1962 vs 1963); Similar lot size (3,425 vs 3,425 sqft)
    $320,000
  • 1326 East Ave, Berwyn, IL 60402
    1,440 sqft | $222/sqft | built 1963 | 6% larger (1,440 vs 1,360 sqft); Built same year (1963); Similar lot size (3,150 vs 3,425 sqft)
    $320,000
  • 1446 Lombard Ave, Berwyn, IL 60402
    1,440 sqft | $229/sqft | built 1954 | 6% larger (1,440 vs 1,360 sqft); Similar lot size (3,654 vs 3,425 sqft); Same quality (Average)
    $330,000
  • 1333 Maple Ave, Berwyn, IL 60402
    1,240 sqft | $218/sqft | built 1970 | 9% smaller (1,240 vs 1,360 sqft); Similar lot size (3,425 vs 3,425 sqft); Same quality (Average)
    $270,000
  • 1346 Grove Ave, Berwyn, IL 60402
    1,222 sqft | $233/sqft | built 1973 | 10% smaller (1,222 vs 1,360 sqft); Similar lot size (3,425 vs 3,425 sqft); Same quality (Average)
    $285,000

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 71.4% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$400,000+$166,580+71.4%
2025$233,420$00.0%
2024$233,420−$26,580−10.2%
2023$260,000+$79,190+43.8%
2022$180,810$00.0%
2021$180,810−$9,400−4.9%
2020$190,210——
6-year total+$209,790+110.3%