Cook County Value

3528 Gunderson Ave, Berwyn, IL 60402

3 bed / 1 bath, 1,215 sqft, built 1942, in Berwyn. Assessor market value for 2026: $290,000.

Cook County account 16314050400000

Assessor market value
$290,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,215 sqft
$239 per sqft
Year built
1942
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 37.5% from $210,950 in 2025 to $290,000 in 2026.
  • Assessor market value per square footThe current public record shows about $239 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

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

  • 3640 Gunderson Ave, Berwyn, IL 60402
    1,211 sqft | $256/sqft | built 1941 | Similar size (1,211 vs 1,215 sqft); Similar age (1941 vs 1942); Similar lot size (4,059 vs 4,059 sqft)
    $310,000
  • 3830 Highland Ave, Berwyn, IL 60402
    1,226 sqft | $253/sqft | built 1943 | Similar size (1,226 vs 1,215 sqft); Similar age (1943 vs 1942); Similar lot size (4,020 vs 4,059 sqft)
    $310,000
  • 3501 Scoville Ave, Berwyn, IL 60402
    1,227 sqft | $236/sqft | built 1939 | Similar size (1,227 vs 1,215 sqft); Similar age (1939 vs 1942); Similar lot size (4,120 vs 4,059 sqft)
    $290,000
  • 3835 Maple Ave, Berwyn, IL 60402
    1,212 sqft | $239/sqft | built 1936 | Similar size (1,212 vs 1,215 sqft); Similar lot size (4,155 vs 4,059 sqft); Same quality (Average)
    $290,000
  • 3713 Oak Park Ave, Berwyn, IL 60402
    1,218 sqft | $255/sqft | built 1942 | Similar size (1,218 vs 1,215 sqft); Built same year (1942); Similar lot size (3,720 vs 4,059 sqft)
    $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: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 37.5% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$290,000+$79,050+37.5%
2025$210,950$00.0%
2024$210,950−$19,050−8.3%
2023$230,000+$39,910+21.0%
2022$190,090$00.0%
2021$190,090$00.0%
2020$190,090——
6-year total+$99,910+52.6%