Cook County Value

1248 N Astor St, Chicago, IL 60610

5 bed / 6 bath, 5,978 sqft, built 1889, in North Chicago Assessor market value for 2025: $4,090,460.

Cook County account 17031090190000

Assessor market value
$4,090,460
Tax year 2025 · before exemptions; the assessed value on your notice is 10% of it
Living area
5,978 sqft
$684 per sqft
Year built
1889
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 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 $4,090,460 in 2024 to $4,090,460 in 2025.
  • Assessor market value per square footThe current public record shows about $684 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.

  • 1433 N State Pky 1, Chicago, IL 60610
    6,310 sqft | $474/sqft | built 1891 | 6% larger (6,310 vs 5,978 sqft); Similar age (1891 vs 1889); Similar lot size (3,120 vs 2,871 sqft)
    $2,990,000
  • 1336 N State St Chicago
    6,068 sqft | $698/sqft | built 1900 | Similar size (6,068 vs 5,978 sqft); Lot 12% larger (3,225 vs 2,871 sqft); Same quality (Average)
    $4,233,780
  • 51 E Bellevue Pl, Chicago, IL 60611
    6,216 sqft | $383/sqft | built 1888 | Similar size (6,216 vs 5,978 sqft); Similar age (1888 vs 1889); Lot 13% smaller (2,500 vs 2,871 sqft)
    $2,381,220
  • 1431 N State Pky, Chicago, IL 60610
    5,340 sqft | $556/sqft | built 1889 | 11% smaller (5,340 vs 5,978 sqft); Built same year (1889); Lot 13% larger (3,250 vs 2,871 sqft)
    $2,970,010
  • 1337 N Dearborn St, Chicago, IL 60610
    5,040 sqft | $698/sqft | built 1885 | Similar age (1885 vs 1889); Similar lot size (2,709 vs 2,871 sqft); Same quality (Average)
    $3,519,080

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

Down 26.6% in 2025 from 2024.

Assessor market value by tax year, with the change from the previous year listed
Tax yearAssessor market valueChangeChange %
2025$4,090,460−$1,479,540−26.6%
2024$5,570,000+$1,054,720+23.4%
2023$4,515,280$00.0%
2022$4,515,280$00.0%
2021$4,515,280−$191,940−4.1%
2020$4,707,220——
5-year total−$616,760−13.1%