Cook County Value

6820 30th St, Berwyn, IL 60402

3 bed / 2 bath, 1,011 sqft, built 1922, in Berwyn. Assessor market value for 2026: $290,010.

Cook County account 16303240120000

Assessor market value
$290,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,011 sqft
$287 per sqft
Year built
1922
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 41.6% from $204,880 in 2025 to $290,010 in 2026.
  • Assessor market value per square footThe current public record shows about $287 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.

  • 6417 33rd St, Berwyn, IL 60402
    1,011 sqft | $257/sqft | built 1919 | Similar size (1,011 vs 1,011 sqft); Similar age (1919 vs 1922); Similar lot size (4,650 vs 4,625 sqft)
    $260,000
  • 6932 30th St, Berwyn, IL 60402
    985 sqft | $315/sqft | built 1922 | Similar size (985 vs 1,011 sqft); Built same year (1922); Similar lot size (4,625 vs 4,625 sqft)
    $310,010
  • 6826 30th St, Berwyn, IL 60402
    1,011 sqft | $287/sqft | built 1921 | Similar size (1,011 vs 1,011 sqft); Similar age (1921 vs 1922); Similar lot size (4,625 vs 4,625 sqft)
    $290,010
  • 6829 30th St, Berwyn, IL 60402
    1,011 sqft | $287/sqft | built 1920 | Similar size (1,011 vs 1,011 sqft); Similar age (1920 vs 1922); Similar lot size (4,625 vs 4,625 sqft)
    $290,010
  • 6839 30th St, Berwyn, IL 60402
    1,011 sqft | $307/sqft | built 1920 | Similar size (1,011 vs 1,011 sqft); Similar age (1920 vs 1922); Similar lot size (4,625 vs 4,625 sqft)
    $310,010

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 41.6% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$290,010+$85,130+41.6%
2025$204,880−$12,020−5.5%
2024$216,900−$33,100−13.2%
2023$250,000+$75,210+43.0%
2022$174,790$00.0%
2021$174,790−$21,240−10.8%
2020$196,030——
6-year total+$93,980+47.9%