Cook County Value

1427 N Astor St, Chicago, IL 60610

6 bed / 4 bath, 6,279 sqft, built 1894, in North Chicago Assessor market value for 2025: $3,684,090.

Cook County account 17031030090000

Assessor market value
$3,684,090
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
6,279 sqft
$587 per sqft
Year built
1894

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 60610, North Chicago, and Lincoln Park assessment pages.

Appeal deadlines

North Chicago 2026 appeal dates 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 $3,684,090 in 2024 to $3,684,090 in 2025.
  • Assessor market value per square footThe current public record shows about $587 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 60610.
  • Neighborhood value signalAmong 392 residential records in the same neighborhood, the average assessor market value is about $785 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values stayed about flat on average.

Comparable assessments

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

  • 1422 N State St Chicago
    5,713 sqft | $700/sqft | built 1889 | 9% smaller (5,713 vs 6,279 sqft); Similar age (1889 vs 1894); Similar lot size (3,701 vs 3,675 sqft)
    $4,000,000
  • 1434 N Dearborn St, Chicago, IL 60610
    5,741 sqft | $703/sqft | built 1885 | 9% smaller (5,741 vs 6,279 sqft); Similar lot size (3,725 vs 3,675 sqft); Same neighborhood
    $4,033,430
  • 1401 N Dearborn St, Chicago, IL 60610
    5,808 sqft | $952/sqft | built 1908 | 8% smaller (5,808 vs 6,279 sqft); Similar lot size (3,960 vs 3,675 sqft); Same neighborhood
    $5,530,000
  • 1511 N Astor St, Chicago, IL 60610
    7,056 sqft | $584/sqft | built 1907 | 12% larger (7,056 vs 6,279 sqft); Similar lot size (3,360 vs 3,675 sqft); Same neighborhood
    $4,120,000
  • 1435 N State Pky, Chicago, IL 60610
    5,515 sqft | $456/sqft | built 1892 | 12% smaller (5,515 vs 6,279 sqft); Similar age (1892 vs 1894); Same neighborhood
    $2,516,320

Recent comparable sales

No usable comparable sales are available in this data snapshot.

Public appraisal comparison for 2025. 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 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$3,684,090$00.0%
2024$3,684,090−$322,040−8.0%
2023$4,006,130−$389,170−8.9%
2022$4,395,300$00.0%
2021$4,395,300+$111,500+2.6%
2020$4,283,800——
5-year total−$599,710−14.0%