Cook County Value

2500 Gunderson Ave, Berwyn, IL 60402

3 bed / 1 bath, 1,147 sqft, built 1965, in Berwyn. Assessor market value for 2026: $260,000.

Cook County account 16302290340000

Assessor market value
$260,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,147 sqft
$227 per sqft
Year built
1965
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 16.2% from $223,760 in 2025 to $260,000 in 2026.
  • Assessor market value per square footThe current public record shows about $227 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 2,031 residential records in the same neighborhood, the average assessor market value is about $207 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +16.0% on average.

Comparable assessments

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

  • 2830 Harvey Ave, Berwyn, IL 60402
    1,104 sqft | $254/sqft | built 1964 | Similar size (1,104 vs 1,147 sqft); Similar age (1964 vs 1965); Similar lot size (3,780 vs 3,790 sqft)
    $280,010
  • 2701 Cuyler Ave, Berwyn, IL 60402
    1,124 sqft | $249/sqft | built 1961 | Similar size (1,124 vs 1,147 sqft); Similar age (1961 vs 1965); Similar lot size (3,780 vs 3,790 sqft)
    $280,010
  • 6521 26th Pl, Berwyn, IL 60402
    1,168 sqft | $223/sqft | built 1964 | Similar size (1,168 vs 1,147 sqft); Similar age (1964 vs 1965); Similar lot size (3,937 vs 3,790 sqft)
    $260,010
  • 6433 27th St, Berwyn, IL 60402
    1,128 sqft | $238/sqft | built 1967 | Similar size (1,128 vs 1,147 sqft); Similar age (1967 vs 1965); Similar lot size (3,780 vs 3,790 sqft)
    $268,510
  • 2342 Harvey Ave, Berwyn, IL 60402
    1,176 sqft | $238/sqft | built 1966 | Similar size (1,176 vs 1,147 sqft); Similar age (1966 vs 1965); Similar lot size (3,780 vs 3,790 sqft)
    $280,010

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 16.2% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$260,000+$36,240+16.2%
2025$223,760$00.0%
2024$223,760−$11,000−4.7%
2023$234,760+$34,580+17.3%
2022$200,180$00.0%
2021$200,180+$100.0%
2020$200,170——
6-year total+$59,830+29.9%