Cook County Value

3048 Oak Park Ave, Berwyn, IL 60402

3 bed / 1 bath, 1,926 sqft, built 1937, in Berwyn. Assessor market value for 2026: $395,300.

Cook County account 16303260350000

Assessor market value
$395,300
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,926 sqft
$205 per sqft
Year built
1937
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 changed from $240,000 in 2025 to $395,300 in 2026. A change this large often reflects new construction, a reclassification or a record correction, so check it against the county record.
  • Assessor market value per square footThe current public record shows about $205 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

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

  • 2841 Maple Ave, Berwyn, IL 60402
    1,940 sqft | $201/sqft | built 1928 | Similar size (1,940 vs 1,926 sqft); Similar lot size (4,725 vs 4,977 sqft); Same quality (Average)
    $390,010
  • 2936 Wisconsin Ave, Berwyn, IL 60402
    2,023 sqft | $198/sqft | built 1936 | 5% larger (2,023 vs 1,926 sqft); Similar age (1936 vs 1937); Similar lot size (4,725 vs 4,977 sqft)
    $400,010
  • 2828 Wenonah Ave, Berwyn, IL 60402
    1,920 sqft | $193/sqft | built 1924 | Similar size (1,920 vs 1,926 sqft); Similar lot size (4,900 vs 4,977 sqft); Same quality (Average)
    $370,000
  • 6902 30th St, Berwyn, IL 60402
    1,870 sqft | $198/sqft | built 1928 | Similar size (1,870 vs 1,926 sqft); Similar lot size (4,735 vs 4,977 sqft); Same quality (Average)
    $370,010
  • 2914 Wisconsin Ave, Berwyn, IL 60402
    1,921 sqft | $198/sqft | built 1927 | Similar size (1,921 vs 1,926 sqft); Similar lot size (4,725 vs 4,977 sqft); Same quality (Average)
    $380,010

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 64.7% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$395,300+$155,300+64.7%
2025$240,000$00.0%
2024$240,000$00.0%
2023$240,000+$39,440+19.7%
2022$200,560$00.0%
2021$200,560+$100.0%
2020$200,550——
6-year total+$194,750+97.1%