Cook County Value

3640 Wisconsin Ave, Berwyn, IL 60402

3 bed / 1 bath, 1,888 sqft, built 1950, in Berwyn. Assessor market value for 2026: $370,000.

Cook County account 16313090280000

Assessor market value
$370,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,888 sqft
$196 per sqft
Year built
1950
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 27.6% from $290,000 in 2025 to $370,000 in 2026.
  • Assessor market value per square footThe current public record shows about $196 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 1,567 residential records in the same neighborhood, the average assessor market value is about $221 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +34.7% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

  • 3330 Gunderson Ave, Berwyn, IL 60402
    1,874 sqft | $110/sqft | built 1950 | Similar size (1,874 vs 1,888 sqft); Built same year (1950); Similar lot size (4,023 vs 4,080 sqft)
    $206,740
  • 3546 Wenonah Ave, Berwyn, IL 60402
    1,840 sqft | $212/sqft | built 1950 | Similar size (1,840 vs 1,888 sqft); Built same year (1950); Similar lot size (4,200 vs 4,080 sqft)
    $390,000
  • 3544 Wenonah Ave, Berwyn, IL 60402
    1,778 sqft | $202/sqft | built 1950 | 6% smaller (1,778 vs 1,888 sqft); Built same year (1950); Similar lot size (4,200 vs 4,080 sqft)
    $360,000
  • 3221 Scoville Ave, Berwyn, IL 60402
    1,944 sqft | $216/sqft | built 1952 | Similar size (1,944 vs 1,888 sqft); Similar age (1952 vs 1950); Similar lot size (3,750 vs 4,080 sqft)
    $420,000
  • 3501 Wenonah Ave, Berwyn, IL 60402
    1,835 sqft | $209/sqft | built 1947 | Similar size (1,835 vs 1,888 sqft); Similar age (1947 vs 1950); Lot 12% larger (4,580 vs 4,080 sqft)
    $383,420

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 27.6% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$370,000+$80,000+27.6%
2025$290,000$00.0%
2024$290,000$00.0%
2023$290,000+$37,180+14.7%
2022$252,820$00.0%
2021$252,820$00.0%
2020$252,820——
6-year total+$117,180+46.3%