Cook County Value

1236 Oak Park Ave, Berwyn, IL 60402

4 bed / 2 bath, 2,030 sqft, built 1905, in Berwyn. Assessor market value for 2026: $320,000.

Cook County account 16191070330000

Assessor market value
$320,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,030 sqft
$158 per sqft
Year built
1905
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 18.5% from $270,000 in 2025 to $320,000 in 2026.
  • Assessor market value per square footThe current public record shows about $158 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 2,546 residential records in the same neighborhood, the average assessor market value is about $199 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +16.9% on average.

Comparable assessments

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

  • 1305 Home Ave, Berwyn, IL 60402
    2,077 sqft | $144/sqft | built 1903 | Similar size (2,077 vs 2,030 sqft); Similar age (1903 vs 1905); Similar lot size (3,425 vs 3,425 sqft)
    $300,000
  • 1512 Clinton Ave, Berwyn, IL 60402
    2,081 sqft | $197/sqft | built 1908 | Similar size (2,081 vs 2,030 sqft); Similar age (1908 vs 1905); Similar lot size (3,400 vs 3,425 sqft)
    $410,000
  • 1224 Wenonah Ave, Berwyn, IL 60402
    1,977 sqft | $147/sqft | built 1910 | Similar size (1,977 vs 2,030 sqft); Similar age (1910 vs 1905); Similar lot size (3,425 vs 3,425 sqft)
    $290,000
  • 1227 Wenonah Ave, Berwyn, IL 60402
    2,127 sqft | $165/sqft | built 1907 | Similar size (2,127 vs 2,030 sqft); Similar age (1907 vs 1905); Similar lot size (3,425 vs 3,425 sqft)
    $350,000
  • 1323 Home Ave, Berwyn, IL 60402
    2,024 sqft | $175/sqft | built 1912 | Similar size (2,024 vs 2,030 sqft); Similar lot size (3,425 vs 3,425 sqft); Same quality (Average)
    $355,000

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: . Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 18.5% 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+$50,000+18.5%
2025$270,000$00.0%
2024$270,000$00.0%
2023$270,000+$57,400+27.0%
2022$212,600$00.0%
2021$212,600+$100.0%
2020$212,590——
6-year total+$107,410+50.5%