Cook County Value

6446 18th St, Berwyn, IL 60402

10 bed / 6 bath, 5,737 sqft, built 1929, in Berwyn. Assessor market value for 2026: $640,000.

Cook County account 16194140010000

Assessor market value
$640,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
5,737 sqft
$112 per sqft
Year built
1929
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 38.6% from $461,670 in 2025 to $640,000 in 2026.
  • Assessor market value per square footThe current public record shows about $112 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 2,356 residential records in the same neighborhood, the average assessor market value is about $181 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +23.1% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

  • 2126 Kenilworth Ave, Berwyn, IL 60402
    5,546 sqft | $114/sqft | built 1927 | Similar size (5,546 vs 5,737 sqft); Similar age (1927 vs 1929); Similar lot size (4,660 vs 4,273 sqft)
    $630,000
  • 6514 19th St, Berwyn, IL 60402
    5,050 sqft | $113/sqft | built 1927 | 12% smaller (5,050 vs 5,737 sqft); Similar age (1927 vs 1929); Similar lot size (4,158 vs 4,273 sqft)
    $568,750
  • 1903 Wesley Ave, Berwyn, IL 60402
    5,048 sqft | $117/sqft | built 1931 | 12% smaller (5,048 vs 5,737 sqft); Similar age (1931 vs 1929); Similar lot size (4,410 vs 4,273 sqft)
    $590,000
  • 2125 Elmwood Ave, Berwyn, IL 60402
    6,364 sqft | $99/sqft | built 1924 | 11% larger (6,364 vs 5,737 sqft); Similar age (1924 vs 1929); Similar lot size (4,341 vs 4,273 sqft)
    $630,000
  • 1935 Scoville Ave, Berwyn, IL 60402
    5,522 sqft | $109/sqft | built 1927 | Similar size (5,522 vs 5,737 sqft); Similar age (1927 vs 1929); Same quality (Average)
    $600,000

Recent comparable sales

No usable comparable sales are available in this data snapshot.

Public appraisal comparison for 2026. Prepared . Appraisal source: Cook County Assessor's Office. Sales data checked in this snapshot: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 38.6% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$640,000+$178,330+38.6%
2025$461,670$00.0%
2024$461,670−$28,340−5.8%
2023$490,010+$156,780+47.0%
2022$333,230−$83,260−20.0%
2021$416,490+$200.0%
2020$416,470——
6-year total+$223,530+53.7%