Cook County Value

1840 W Nelson St, Chicago, IL 60657

6 bed / 4 bath, 2,840 sqft, built 2015, in Lake View Assessor market value for 2026: $1,595,010.

Cook County account 14302090210000

Assessor market value
$1,595,010
Tax year 2026 · before exemptions; the assessed value on your notice is 10% of it
Living area
2,840 sqft
$562 per sqft
Year built
2015
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 60657, Lake View, Lincoln Park, and Lake View assessment pages.

Local guide: Lake View Township 2026 Property Tax Appeal Guide.

Appeal deadlines

The 2026 appeal windows for Lake View 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 stayed about the same, from $1,595,010 in 2025 to $1,595,010 in 2026.
  • Assessor market value per square footThe current public record shows about $562 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the Lake View neighborhood and ZIP 60657.
  • Neighborhood value signalAmong 2,250 residential records in the same neighborhood, the average assessor market value is about $434 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +0.1% on average.

Comparable assessments

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

  • 1941 W George St, Chicago, IL 60657
    2,822 sqft | $540/sqft | built 2015 | Similar size (2,822 vs 2,840 sqft); Built same year (2015); Similar lot size (3,125 vs 3,125 sqft)
    $1,524,430
  • 1825 W Nelson St 1, Chicago, IL 60657
    2,844 sqft | $497/sqft | built 2014 | Similar size (2,844 vs 2,840 sqft); Similar age (2014 vs 2015); Similar lot size (3,125 vs 3,125 sqft)
    $1,412,950
  • 3806 N Hermitage Ave, Chicago, IL 60613
    2,846 sqft | $573/sqft | built 2014 | Similar size (2,846 vs 2,840 sqft); Similar age (2014 vs 2015); Similar lot size (3,125 vs 3,125 sqft)
    $1,630,010
  • 1920 W Barry Ave, Chicago, IL 60657
    2,841 sqft | $532/sqft | built 2014 | Similar size (2,841 vs 2,840 sqft); Similar age (2014 vs 2015); Similar lot size (3,125 vs 3,125 sqft)
    $1,510,280
  • 3522 N Marshfield Ave, Chicago, IL 60657
    2,843 sqft | $561/sqft | built 2014 | Similar size (2,843 vs 2,840 sqft); Similar age (2014 vs 2015); Similar lot size (3,125 vs 3,125 sqft)
    $1,594,570

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$1,595,010$00.0%
2025$1,595,010−$55,000−3.3%
2024$1,650,010+$263,950+19.0%
2023$1,386,060$00.0%
2022$1,386,060−$43,950−3.1%
2021$1,430,010+$275,100+23.8%
2020$1,154,910——
6-year total+$440,100+38.1%