Cook County Value

1840 N Washtenaw Ave, Chicago, IL 60647

5 bed / 3 bath, 2,401 sqft, built 2018, in North Chicago. Assessor market value for 2026: $1,200,000.

Cook County account 13364100310000

Assessor market value
$1,200,000
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,401 sqft
$500 per sqft
Year built
2018
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 60647, North Chicago, and Logan Square assessment pages.

Local guide: West Chicago Township 2026 Property Tax Appeal Guide.

Appeal deadlines

For West Chicago, appeals to the Assessor closed . Board of Review dates for West Chicago have not been published yet.

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 stayed about the same, from $1,200,000 in 2025 to $1,200,000 in 2026.
  • Assessor market value per square footThe current public record shows about $500 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the North Chicago neighborhood and ZIP 60647.
  • Neighborhood value signalAmong 5,447 residential records in the same neighborhood, the average assessor market value is about $313 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -0.2% on average.

Comparable assessments

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

  • 2530 W Lyndale St, Chicago, IL 60647
    2,424 sqft | $499/sqft | built 2017 | Similar size (2,424 vs 2,401 sqft); Similar age (2017 vs 2018); Similar lot size (3,108 vs 3,150 sqft)
    $1,210,070
  • 1338 N Artesian Ave, Chicago, IL 60622
    2,388 sqft | $483/sqft | built 2018 | Similar size (2,388 vs 2,401 sqft); Built same year (2018); Similar lot size (3,150 vs 3,150 sqft)
    $1,153,850
  • 1728 N Talman Ave, Chicago, IL 60647
    2,394 sqft | $484/sqft | built 2022 | Similar size (2,394 vs 2,401 sqft); Similar age (2022 vs 2018); Similar lot size (3,125 vs 3,150 sqft)
    $1,158,930
  • 2533 W Lyndale St, Chicago, IL 60647
    2,417 sqft | $469/sqft | built 2019 | Similar size (2,417 vs 2,401 sqft); Similar age (2019 vs 2018); Similar lot size (3,108 vs 3,150 sqft)
    $1,133,780
  • 1853 N Fairfield Ave, Chicago, IL 60647
    2,397 sqft | $439/sqft | built 2019 | Similar size (2,397 vs 2,401 sqft); Similar age (2019 vs 2018); Similar lot size (3,150 vs 3,150 sqft)
    $1,052,740

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

No change in 2026 from 2025.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2026$1,200,000$00.0%
2025$1,200,000$00.0%
2024$1,200,000+$241,910+25.2%
2023$958,090−$51,910−5.1%
2021$1,010,000+$321,650+46.7%
2020$688,350——
6-year total+$511,650+74.3%