Cook County Value

6710 34th St, Berwyn, IL 60402

3 bed / 2 bath, 1,908 sqft, built 1888, in Berwyn. Assessor market value for 2026: $488,320.

Cook County account 16312310040000

Assessor market value
$488,320
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
1,908 sqft
$256 per sqft
Year built
1888
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 25.8% from $388,310 in 2025 to $488,320 in 2026.
  • Assessor market value per square footThe current public record shows about $256 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.

  • 3505 Grove Ave, Berwyn, IL 60402
    1,888 sqft | $201/sqft | built 1892 | Similar size (1,888 vs 1,908 sqft); Similar age (1892 vs 1888); Lot 13% larger (4,612 vs 4,099 sqft)
    $380,000
  • 3508 Euclid Ave, Berwyn, IL 60402
    1,920 sqft | $198/sqft | built 1900 | Similar size (1,920 vs 1,908 sqft); Similar lot size (3,936 vs 4,099 sqft); Same quality (Average)
    $380,000
  • 3109 Clarence Ave, Berwyn, IL 60402
    1,956 sqft | $189/sqft | built 1900 | Similar size (1,956 vs 1,908 sqft); Similar lot size (4,340 vs 4,099 sqft); Same quality (Average)
    $370,000
  • 6708 34th St, Berwyn, IL 60402
    1,634 sqft | $233/sqft | built 1888 | 14% smaller (1,634 vs 1,908 sqft); Built same year (1888); Similar lot size (4,099 vs 4,099 sqft)
    $380,010
  • 6714 34th St, Berwyn, IL 60402
    1,634 sqft | $239/sqft | built 1888 | 14% smaller (1,634 vs 1,908 sqft); Built same year (1888); Similar lot size (4,099 vs 4,099 sqft)
    $390,010

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

Value history

Up 25.8% in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$488,320+$100,010+25.8%
2025$388,310+$28,310+7.9%
2024$360,000$00.0%
2023$360,000+$98,800+37.8%
2022$261,200$00.0%
2021$261,200+$100.0%
2020$261,190——
6-year total+$227,130+87.0%