Cook County Value

6400 Sinclair Ave, Berwyn, IL 60402

3 bed / 1 bath, 1,840 sqft, built 1958, in Berwyn. Assessor market value for 2026: $350,000.

Cook County account 16312280440000

Assessor market value
$350,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,840 sqft
$190 per sqft
Year built
1958
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 37.6% from $254,300 in 2025 to $350,000 in 2026.
  • Assessor market value per square footThe current public record shows about $190 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.

  • 7051 29th Pl, Berwyn, IL 60402
    1,768 sqft | $209/sqft | built 1956 | Similar size (1,768 vs 1,840 sqft); Similar age (1956 vs 1958); Similar lot size (4,410 vs 4,656 sqft)
    $370,000
  • 6944 29th St, Berwyn, IL 60402
    1,810 sqft | $204/sqft | built 1954 | Similar size (1,810 vs 1,840 sqft); Similar age (1954 vs 1958); Similar lot size (5,000 vs 4,656 sqft)
    $370,000
  • 2832 Maple Ave, Berwyn, IL 60402
    1,803 sqft | $194/sqft | built 1947 | Similar size (1,803 vs 1,840 sqft); Similar lot size (4,725 vs 4,656 sqft); Same quality (Average)
    $350,010
  • 3501 Wenonah Ave, Berwyn, IL 60402
    1,835 sqft | $209/sqft | built 1947 | Similar size (1,835 vs 1,840 sqft); Similar lot size (4,580 vs 4,656 sqft); Same quality (Average)
    $383,420
  • 7101 31st St, Berwyn, IL 60402
    1,825 sqft | $208/sqft | built 1951 | Similar size (1,825 vs 1,840 sqft); Similar lot size (4,987 vs 4,656 sqft); Same quality (Average)
    $380,010

Recent comparable sales

Sales selected by similarity to the subject property.

  • 7101 31st St, Berwyn, IL 60402
    1,825 sqft | $169/sqft | built 1951 | Similar size (1,825 sqft); Moderate age difference (7 years older); Same beds (3)
    $308,000
  • 1527 Clarence Ave, Berwyn, IL 60402
    1,613 sqft | $220/sqft | built 1972 | 12% size difference (1,613 sqft); Same beds (3)
    $355,000

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 37.6% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$350,000+$95,700+37.6%
2025$254,300−$15,700−5.8%
2024$270,000$00.0%
2023$270,000+$56,930+26.7%
2022$213,070$00.0%
2021$213,070−$26,550−11.1%
2020$239,620——
6-year total+$110,380+46.1%