Cook County Value

3212 Gunderson Ave, Berwyn, IL 60402

2 bed / 2 bath, 1,239 sqft, built 1924, in Berwyn. Assessor market value for 2026: $320,000.

Cook County account 16312130260000

Assessor market value
$320,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,239 sqft
$258 per sqft
Year built
1924
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 3.2% from $310,000 in 2025 to $320,000 in 2026.
  • Assessor market value per square footThe current public record shows about $258 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.

  • 3213 Scoville Ave, Berwyn, IL 60402
    1,252 sqft | $264/sqft | built 1924 | Similar size (1,252 vs 1,239 sqft); Built same year (1924); Similar lot size (3,750 vs 3,750 sqft)
    $330,000
  • 3020 Oak Park Ave, Berwyn, IL 60402
    1,234 sqft | $251/sqft | built 1927 | Similar size (1,234 vs 1,239 sqft); Similar age (1927 vs 1924); Similar lot size (3,750 vs 3,750 sqft)
    $310,000
  • 3101 East Ave, Berwyn, IL 60402
    1,246 sqft | $233/sqft | built 1924 | Similar size (1,246 vs 1,239 sqft); Built same year (1924); Similar lot size (3,750 vs 3,750 sqft)
    $290,000
  • 3040 Oak Park Ave, Berwyn, IL 60402
    1,218 sqft | $238/sqft | built 1923 | Similar size (1,218 vs 1,239 sqft); Similar age (1923 vs 1924); Similar lot size (3,750 vs 3,750 sqft)
    $290,000
  • 6544 Fairfield Ave, Berwyn, IL 60402
    1,217 sqft | $214/sqft | built 1928 | Similar size (1,217 vs 1,239 sqft); Similar age (1928 vs 1924); Similar lot size (3,720 vs 3,750 sqft)
    $260,000

Recent comparable sales

Sales selected by similarity to the subject property.

  • 3101 East Ave, Berwyn, IL 60402
    1,246 sqft | $108/sqft | built 1924 | Similar size (1,246 sqft); Similar age (1924); Within 1 bedroom (3 vs 2)
    $135,000
  • 3739 Wenonah Ave, Berwyn, IL 60402
    1,044 sqft | $287/sqft | built 1935 | Same beds (2)
    $300,000

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 3.2% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$320,000+$10,000+3.2%
2025$310,000$00.0%
2024$310,000+$100,000+47.6%
2023$210,000+$43,110+25.8%
2022$166,890$00.0%
2021$166,890$00.0%
2020$166,890——
6-year total+$153,110+91.7%