Cook County Value

3741 Wenonah Ave, Berwyn, IL 60402

3 bed / 1 bath, 1,293 sqft, built 1936, in Berwyn. Assessor market value for 2026: $303,640.

Cook County account 16313190150000

In line with similar homes

8 similar homes nearby support a value at or above your county value.

Assessor market value$303,640
Similar homes$315,285
No gap: similar homes are at or above the county value · bars start at $0

How sure: High · 8 similar homes (5 shown below) · public records only

Assessor market value
$303,640
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,293 sqft
$235 per sqft
Year built
1936
Average quality

What we found

Similar homes' assessments

Weak

1 of 8 similar homes is assessed lower per square foot. Their similarity-weighted median is $243.52/sqft, but land is valued apart from the home, and some of them have less land value per square foot of home than yours, which counts as $66,370. Counting your land in place of theirs where theirs is less, they support a value of $315,285.

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 15.8% from $262,120 in 2025 to $303,640 in 2026.
  • Assessor market value per square footThe current public record shows about $235 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 2,263 residential records in the same neighborhood, the average assessor market value is about $237 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +28.1% on average.

Comparable assessments

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

  • 6414 37th St, Berwyn, IL 60402
    1,264 sqft | $158/sqft | built 1935 | Similar size (1,264 vs 1,293 sqft); Similar age (1935 vs 1936); Similar lot size (4,072 vs 4,148 sqft)
    $200,000
  • 3545 East Ave, Berwyn, IL 60402
    1,273 sqft | $244/sqft | built 1930 | Similar size (1,273 vs 1,293 sqft); Similar lot size (4,059 vs 4,148 sqft); Same quality (Average)
    $310,000
  • 3528 Elmwood Ave, Berwyn, IL 60402
    1,292 sqft | $248/sqft | built 1929 | Similar size (1,292 vs 1,293 sqft); Similar lot size (4,305 vs 4,148 sqft); Same quality (Average)
    $320,000
  • 3737 Clinton Ave, Berwyn, IL 60402
    1,287 sqft | $241/sqft | built 1930 | Similar size (1,287 vs 1,293 sqft); Similar lot size (4,092 vs 4,148 sqft); Same quality (Average)
    $310,000
  • 3620 Gunderson Ave, Berwyn, IL 60402
    1,320 sqft | $235/sqft | built 1927 | Similar size (1,320 vs 1,293 sqft); Similar lot size (4,059 vs 4,148 sqft); Same quality (Average)
    $310,000

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 15.8% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$303,640+$41,520+15.8%
2025$262,120$00.0%
2024$262,120−$25,980−9.0%
2023$288,100+$70,650+32.5%
2022$217,450$00.0%
2021$217,450+$57,760+36.2%
2020$159,690——
6-year total+$143,950+90.1%